diff options
Diffstat (limited to 'src/cpu/samsung/exynos5250')
48 files changed, 0 insertions, 9777 deletions
diff --git a/src/cpu/samsung/exynos5250/Kconfig b/src/cpu/samsung/exynos5250/Kconfig deleted file mode 100644 index 2b4ad3995b..0000000000 --- a/src/cpu/samsung/exynos5250/Kconfig +++ /dev/null @@ -1,89 +0,0 @@ -config CPU_SAMSUNG_EXYNOS5250 - select ARCH_BOOTBLOCK_ARMV7 - select ARCH_ROMSTAGE_ARMV7 - select ARCH_RAMSTAGE_ARMV7 - select CPU_HAS_BOOTBLOCK_INIT - select HAVE_MONOTONIC_TIMER - select HAVE_UART_SPECIAL - select DYNAMIC_CBMEM - bool - default n - -if CPU_SAMSUNG_EXYNOS5250 - -# ROM image layout. -# -# 0x0000: vendor-provided BL1 (8k). -# 0x2000: bootblock -# 0x2010-0x2090: reserved for CBFS master header. -# 0xA000: Free for CBFS data. - -config BOOTBLOCK_ROM_OFFSET - hex - default 0x2000 - -config CBFS_HEADER_ROM_OFFSET - hex "offset of master CBFS header in ROM" - default 0x2010 - -config CBFS_ROM_OFFSET - # Calculated by BOOTBLOCK_ROM_OFFSET + max bootblock size. - hex "offset of CBFS data in ROM" - default 0x0A000 - -config SYS_SDRAM_BASE - hex - default 0x40000000 - -# Example SRAM/iRAM map for Exynos5250 platform: -# -# 0x0202_0000: vendor-provided BL1 -# 0x0202_3400: bootblock, assume up to 32KB in size -# 0x0203_0000: romstage, assume up to 128KB in size. -# 0x0207_8000: stack pointer - -config BOOTBLOCK_BASE - hex - default 0x02023400 - -config ROMSTAGE_BASE - hex - default 0x02030000 - -config RAMSTAGE_BASE - hex - default SYS_SDRAM_BASE - -# Stack may reside in either IRAM or DRAM. We will define it to live -# at the top of IRAM for now. -# -# Stack grows downward, push operation stores register contents in -# consecutive memory locations ending just below SP -config STACK_TOP - hex - default 0x02078000 - -config STACK_BOTTOM - hex - default 0x02074000 - -config STACK_SIZE - hex - default 0x4000 - -# TODO We may probably move this to board-specific implementation files instead -# of KConfig values. -config CBFS_CACHE_ADDRESS - hex "memory address to put CBFS cache data" - default 0x0205c000 - -config CBFS_CACHE_SIZE - hex "size of CBFS cache data" - default 0x00018000 - -# TTB needs to be aligned to 16KB. -config TTB_BUFFER - hex "memory address of the TTB buffer" - default 0x02058000 - -endif diff --git a/src/cpu/samsung/exynos5250/Makefile.inc b/src/cpu/samsung/exynos5250/Makefile.inc deleted file mode 100644 index 1660dbd5f2..0000000000 --- a/src/cpu/samsung/exynos5250/Makefile.inc +++ /dev/null @@ -1,61 +0,0 @@ -bootblock-y += spi.c alternate_cbfs.c -bootblock-y += bootblock.c -bootblock-y += pinmux.c mct.c power.c -# Clock is required for UART -bootblock-$(CONFIG_BOOTBLOCK_CONSOLE) += clock_init.c -bootblock-$(CONFIG_BOOTBLOCK_CONSOLE) += clock.c -bootblock-$(CONFIG_BOOTBLOCK_CONSOLE) += monotonic_timer.c -ifeq ($(CONFIG_DRIVERS_UART),y) -bootblock-$(CONFIG_BOOTBLOCK_CONSOLE) += uart.c -endif -bootblock-y += wakeup.c -bootblock-y += gpio.c -bootblock-$(CONFIG_BOOTBLOCK_CONSOLE) += timer.c - -romstage-y += spi.c alternate_cbfs.c -romstage-y += clock.c -romstage-y += clock_init.c -romstage-y += pinmux.c # required by s3c24x0_i2c and uart. -romstage-y += dmc_common.c -romstage-y += dmc_init_ddr3.c -romstage-y += power.c -romstage-y += mct.c -romstage-y += monotonic_timer.c -ifeq ($(CONFIG_DRIVERS_UART),y) -romstage-y += uart.c -endif -romstage-y += wakeup.c -romstage-y += gpio.c -romstage-y += timer.c -romstage-y += trustzone.c -romstage-y += i2c.c -#romstage-y += wdt.c -romstage-y += cbmem.c - -ramstage-y += spi.c alternate_cbfs.c -ramstage-y += clock.c -ramstage-y += clock_init.c -ramstage-y += pinmux.c -ramstage-y += power.c -ramstage-$(CONFIG_DRIVERS_UART) += uart.c -ramstage-y += cpu.c -ramstage-y += tmu.c -ramstage-y += mct.c -ramstage-y += monotonic_timer.c -ramstage-y += timer.c -ramstage-y += gpio.c -ramstage-y += i2c.c -ramstage-y += dp-reg.c -ramstage-y += fb.c -ramstage-y += usb.c -ramstage-y += cbmem.c - -# Run an intermediate step when producing coreboot.rom -# that adds additional components to the final firmware -# image outside of CBFS -.PHONY: exynos5250_add_bl1 -$(obj)/coreboot.rom: exynos5250_add_bl1 -exynos5250_add_bl1: $(obj)/coreboot.pre - printf " DD Adding Samsung Exynos5250 BL1\n" - dd if=3rdparty/cpu/samsung/exynos5250/bl1.bin \ - of=$(obj)/coreboot.pre conv=notrunc >/dev/null 2>&1 diff --git a/src/cpu/samsung/exynos5250/alternate_cbfs.c b/src/cpu/samsung/exynos5250/alternate_cbfs.c deleted file mode 100644 index 10b33f0c2b..0000000000 --- a/src/cpu/samsung/exynos5250/alternate_cbfs.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - - -#include <assert.h> -#include <cbfs.h> /* This driver serves as a CBFS media source. */ -#include <stdlib.h> -#include <string.h> -#include <console/console.h> -#include "alternate_cbfs.h" -#include "power.h" -#include "spi.h" - -/* This allows USB A-A firmware upload from a compatible host in four parts: - * The first two are the bare BL1 and the Coreboot boot block, which are just - * written to their respective loading addresses. These transfers are initiated - * by the IROM / BL1, so this code has nothing to do with them. - * - * The third transfer is a valid CBFS image that contains only the romstage, - * and must be small enough to fit into alternate_cbfs_size[__BOOT_BLOCK__] in - * IRAM. It is loaded when this function gets called in the boot block, and - * the normal CBFS code extracts the romstage from it. - * - * The fourth transfer is also a CBFS image, but can be of arbitrary size and - * should contain all available stages/payloads/etc. It is loaded when this - * function is called a second time at the end of the romstage, and copied to - * alternate_cbfs_buffer[!__BOOT_BLOCK__] in DRAM. It will reside there for the - * rest of the firmware's lifetime and all subsequent stages (which will not - * have __PRE_RAM__ defined) can just directly reference it there. - */ -static int usb_cbfs_open(struct cbfs_media *media) -{ -#ifdef __PRE_RAM__ - static int first_run = 1; - int (*irom_load_usb)(void) = *irom_load_image_from_usb_ptr; - - if (!first_run) - return 0; - - if (!irom_load_usb()) { - printk(BIOS_EMERG, "Unable to load CBFS image via USB!\n"); - return -1; - } - - /* - * We need to trust the host/irom to copy the image to our - * alternate_cbfs_buffer address... there is no way to control or even - * check the transfer size or target address from our side. - */ - - printk(BIOS_DEBUG, "USB A-A transfer successful, CBFS image should now" - " be at %p\n", alternate_cbfs_buffer); - first_run = 0; -#endif - return 0; -} - -/* - * SDMMC works very similar to USB A-A: we copy the CBFS image into memory - * and read it from there. While SDMMC would also allow direct block by block - * on-demand reading, we might run into problems if we call back into the IROM - * in very late boot stages (e.g. after initializing/changing MMC clocks)... so - * this seems like a safer approach. It also makes it easy to pass our image - * down to payloads. - */ -static int sdmmc_cbfs_open(struct cbfs_media *media) -{ -#ifdef __PRE_RAM__ - /* - * In the bootblock, we just copy the small part that fits in the buffer - * and hope that it's enough (since the romstage is currently always the - * first component in the image, this should work out). In the romstage, - * we copy until our buffer is full (currently 12M) to avoid the pain of - * figuring out the true image size from in here. Since this is mainly a - * developer/debug boot mode, those shortcomings should be bearable. - */ - const u32 count = alternate_cbfs_size / 512; - static int first_run = 1; - int (*irom_load_sdmmc)(u32 start, u32 count, void *dst) = - *irom_sdmmc_read_blocks_ptr; - - if (!first_run) - return 0; - - if (!irom_load_sdmmc(1, count, alternate_cbfs_buffer)) { - printk(BIOS_EMERG, "Unable to load CBFS image from SDMMC!\n"); - return -1; - } - - printk(BIOS_DEBUG, "SDMMC read successful, CBFS image should now be" - " at %p\n", alternate_cbfs_buffer); - first_run = 0; -#endif - return 0; -} - -static int alternate_cbfs_close(struct cbfs_media *media) { return 0; } - -static size_t alternate_cbfs_read(struct cbfs_media *media, void *dest, - size_t offset, size_t count) -{ - ASSERT(offset + count < alternate_cbfs_size); - memcpy(dest, alternate_cbfs_buffer + offset, count); - return count; -} - -static void *alternate_cbfs_map(struct cbfs_media *media, size_t offset, - size_t count) -{ - ASSERT(offset + count < alternate_cbfs_size); - return alternate_cbfs_buffer + offset; -} - -static void *alternate_cbfs_unmap(struct cbfs_media *media, - const void *buffer) { return 0; } - -static int initialize_exynos_sdmmc_cbfs_media(struct cbfs_media *media) -{ - printk(BIOS_DEBUG, "Using Exynos alternate boot mode SDMMC\n"); - - media->open = sdmmc_cbfs_open; - media->close = alternate_cbfs_close; - media->read = alternate_cbfs_read; - media->map = alternate_cbfs_map; - media->unmap = alternate_cbfs_unmap; - - return 0; -} - -static int initialize_exynos_usb_cbfs_media(struct cbfs_media *media) -{ - printk(BIOS_DEBUG, "Using Exynos alternate boot mode USB A-A\n"); - - media->open = usb_cbfs_open; - media->close = alternate_cbfs_close; - media->read = alternate_cbfs_read; - media->map = alternate_cbfs_map; - media->unmap = alternate_cbfs_unmap; - - return 0; -} - -int init_default_cbfs_media(struct cbfs_media *media) -{ - if (*iram_secondary_base == SECONDARY_BASE_BOOT_USB) - return initialize_exynos_usb_cbfs_media(media); - - switch (exynos_power->om_stat & OM_STAT_MASK) { - case OM_STAT_SDMMC: - return initialize_exynos_sdmmc_cbfs_media(media); - case OM_STAT_SPI: - return initialize_exynos_spi_cbfs_media(media, - (void*)CONFIG_CBFS_CACHE_ADDRESS, - CONFIG_CBFS_CACHE_SIZE); - default: - printk(BIOS_EMERG, "Exynos OM_STAT value 0x%x not supported!\n", - exynos_power->om_stat); - return 0; - } -} diff --git a/src/cpu/samsung/exynos5250/alternate_cbfs.h b/src/cpu/samsung/exynos5250/alternate_cbfs.h deleted file mode 100644 index 72a30acc84..0000000000 --- a/src/cpu/samsung/exynos5250/alternate_cbfs.h +++ /dev/null @@ -1,51 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_ALTERNATE_CBFS_H -#define CPU_SAMSUNG_EXYNOS5250_ALTERNATE_CBFS_H - -/* These are pointers to function pointers. Double indirection! */ -static void * * const irom_sdmmc_read_blocks_ptr = (void * *)0x02020030; -static void * * const irom_msh_read_from_fifo_emmc_ptr = (void * *)0x02020044; -static void * * const irom_msh_end_boot_op_emmc_ptr = (void * *)0x02020048; -static void * * const irom_spi_sf_read_ptr = (void * *)0x02020058; -static void * * const irom_load_image_from_usb_ptr = (void * *)0x02020070; - -#define SECONDARY_BASE_BOOT_USB 0xfeed0002 -static u32 * const iram_secondary_base = (u32 *)0x02020018; - -/* Values pulled from U-Boot, I think the manual is wrong here (for SPI) */ -#define OM_STAT_SDMMC 0x4 -#define OM_STAT_EMMC 0x8 -#define OM_STAT_SPI 0x14 -#define OM_STAT_MASK 0x7f - -#if defined(__BOOT_BLOCK__) - /* A small space in IRAM to hold the romstage-only image */ - static void * const alternate_cbfs_buffer = - (void *)CONFIG_CBFS_CACHE_ADDRESS; - static size_t const alternate_cbfs_size = CONFIG_CBFS_CACHE_SIZE; -#else - /* Just put this anywhere in RAM that's far enough from anything else */ - /* TODO: Find a better way to "reserve" this region? */ - static void * const alternate_cbfs_buffer = (void *)0x77400000; - static size_t const alternate_cbfs_size = 0xc00000; -#endif - -#endif diff --git a/src/cpu/samsung/exynos5250/bootblock.c b/src/cpu/samsung/exynos5250/bootblock.c deleted file mode 100644 index f524399e91..0000000000 --- a/src/cpu/samsung/exynos5250/bootblock.c +++ /dev/null @@ -1,41 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <bootblock_common.h> - -#include "clk.h" -#include "wakeup.h" - -void bootblock_cpu_init(void) -{ - /* kick off the multi-core timer. - * We want to do this as early as we can. - */ - mct_start(); - - if (get_wakeup_state() == WAKEUP_DIRECT) { - wakeup(); - /* Never returns. */ - } - - /* For most ARM systems, we have to initialize firmware media source - * (ex, SPI, SD/MMC, or eMMC) now; but for Exynos platform, that is - * already handled by iROM so there's no need to setup again. - */ -} diff --git a/src/cpu/samsung/exynos5250/cbmem.c b/src/cpu/samsung/exynos5250/cbmem.c deleted file mode 100644 index 465032013b..0000000000 --- a/src/cpu/samsung/exynos5250/cbmem.c +++ /dev/null @@ -1,27 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <stddef.h> -#include <cbmem.h> -#include "cpu.h" - -void *cbmem_top(void) -{ - return (void *)(get_fb_base_kb() * KiB); -} diff --git a/src/cpu/samsung/exynos5250/chip.h b/src/cpu/samsung/exynos5250/chip.h deleted file mode 100644 index c2e7fb500d..0000000000 --- a/src/cpu/samsung/exynos5250/chip.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_H -#define CPU_SAMSUNG_EXYNOS5250_H - -#include "gpio.h" - -struct cpu_samsung_exynos5250_config { - /* special magic numbers! */ - int clkval_f; - int upper_margin; - int lower_margin; - int vsync; - int left_margin; - int right_margin; - int hsync; - - int xres; - int yres; - int framebuffer_bits_per_pixel; - - int usb_vbus_gpio; - int usb_hsic_gpio; - - u32 lcdbase; -}; - -#endif /* CPU_SAMSUNG_EXYNOS5250_H */ diff --git a/src/cpu/samsung/exynos5250/clk.h b/src/cpu/samsung/exynos5250/clk.h deleted file mode 100644 index f09ac41643..0000000000 --- a/src/cpu/samsung/exynos5250/clk.h +++ /dev/null @@ -1,629 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_CLK_H -#define CPU_SAMSUNG_EXYNOS5250_CLK_H - -#include <stdint.h> - -#include "cpu.h" - -enum periph_id; - -#define APLL 0 -#define MPLL 1 -#define EPLL 2 -#define HPLL 3 -#define VPLL 4 -#define BPLL 5 - -enum pll_src_bit { - SRC_MPLL = 6, - SRC_EPLL, - SRC_VPLL, -}; - -/* * - * This structure is to store the src bit, div bit and prediv bit - * positions of the peripheral clocks of the src and div registers - */ -struct clk_bit_info { - s8 src_bit; /* offset in register to clock source field */ - s8 n_src_bits; /* number of bits in 'src_bit' field */ - s8 div_bit; - s8 prediv_bit; -}; - -unsigned long get_pll_clk(int pllreg); -unsigned long get_arm_clk(void); -unsigned long get_pwm_clk(void); -unsigned long get_uart_clk(int dev_index); -void set_mmc_clk(int dev_index, unsigned int div); - -/** - * get the clk frequency of the required peripherial - * - * @param peripherial Peripherial id - * - * @return frequency of the peripherial clk - */ -unsigned long clock_get_periph_rate(enum periph_id peripheral); - -#include "pinmux.h" - - -#define MCT_HZ 24000000 - -/* - * Set mshci controller instances clock divider - * - * @param enum periph_id instance of the mshci controller - * - * Return 0 if ok else -1 - */ -int clock_set_mshci(enum periph_id peripheral); - -/* - * Sets the epll clockrate - * - * @param rate Required clock rate to the presacaler in Hz - * - * Return 0 if ok else -1 - */ -int clock_epll_set_rate(unsigned long rate); - -/* - * selects the clk source for I2S MCLK - */ -void clock_select_i2s_clk_source(void); - -/* - * Set prescaler division based on input and output frequency - * for i2s audio clock - * - * @param src_frq Source frequency in Hz - * @param dst_frq Required MCLK frequency in Hz - * - * Return 0 if ok else -1 - */ -int clock_set_i2s_clk_prescaler(unsigned int src_frq, unsigned int dst_frq); - -struct exynos5_clock { - unsigned int apll_lock; /* base + 0 */ - unsigned char res1[0xfc]; - unsigned int apll_con0; - unsigned int apll_con1; - unsigned char res2[0xf8]; - unsigned int src_cpu; - unsigned char res3[0x1fc]; - unsigned int mux_stat_cpu; - unsigned char res4[0xfc]; - unsigned int div_cpu0; - unsigned int div_cpu1; - unsigned char res5[0xf8]; - unsigned int div_stat_cpu0; - unsigned int div_stat_cpu1; - unsigned char res6[0x1f8]; - unsigned int gate_sclk_cpu; - unsigned char res7[0x1fc]; - unsigned int clkout_cmu_cpu; - unsigned int clkout_cmu_cpu_div_stat; - unsigned char res8[0x5f8]; - - unsigned int armclk_stopctrl; /* base + 0x1000 */ - unsigned int atclk_stopctrl; - unsigned char res9[0x8]; - unsigned int parityfail_status; - unsigned int parityfail_clear; - unsigned char res10[0x8]; - unsigned int pwr_ctrl; - unsigned int pwr_ctr2; - unsigned char res11[0xd8]; - unsigned int apll_con0_l8; - unsigned int apll_con0_l7; - unsigned int apll_con0_l6; - unsigned int apll_con0_l5; - unsigned int apll_con0_l4; - unsigned int apll_con0_l3; - unsigned int apll_con0_l2; - unsigned int apll_con0_l1; - unsigned int iem_control; - unsigned char res12[0xdc]; - unsigned int apll_con1_l8; - unsigned int apll_con1_l7; - unsigned int apll_con1_l6; - unsigned int apll_con1_l5; - unsigned int apll_con1_l4; - unsigned int apll_con1_l3; - unsigned int apll_con1_l2; - unsigned int apll_con1_l1; - unsigned char res13[0xe0]; - unsigned int div_iem_l8; - unsigned int div_iem_l7; - unsigned int div_iem_l6; - unsigned int div_iem_l5; - unsigned int div_iem_l4; - unsigned int div_iem_l3; - unsigned int div_iem_l2; - unsigned int div_iem_l1; - unsigned char res14[0x2ce0]; - - unsigned int mpll_lock; /* base + 0x4000 */ - unsigned char res15[0xfc]; - unsigned int mpll_con0; - unsigned int mpll_con1; - unsigned char res16[0xf8]; - unsigned int src_core0; - unsigned int src_core1; - unsigned char res17[0xf8]; - unsigned int src_mask_core; - unsigned char res18[0x100]; - unsigned int mux_stat_core1; - unsigned char res19[0xf8]; - unsigned int div_core0; - unsigned int div_core1; - unsigned int div_sysrgt; - unsigned char res20[0xf4]; - unsigned int div_stat_core0; - unsigned int div_stat_core1; - unsigned int div_stat_sysrgt; - unsigned char res21[0x2f4]; - unsigned int gate_ip_core; - unsigned int gate_ip_sysrgt; - unsigned char res22[0xf8]; - unsigned int clkout_cmu_core; - unsigned int clkout_cmu_core_div_stat; - unsigned char res23[0x5f8]; - - unsigned int dcgidx_map0; /* base + 0x5000 */ - unsigned int dcgidx_map1; - unsigned int dcgidx_map2; - unsigned char res24[0x14]; - unsigned int dcgperf_map0; - unsigned int dcgperf_map1; - unsigned char res25[0x18]; - unsigned int dvcidx_map; - unsigned char res26[0x1c]; - unsigned int freq_cpu; - unsigned int freq_dpm; - unsigned char res27[0x18]; - unsigned int dvsemclk_en; - unsigned int maxperf; - unsigned char res28[0x3478]; - - unsigned int div_acp; /* base + 0x8500 */ - unsigned char res29[0xfc]; - unsigned int div_stat_acp; - unsigned char res30[0x1fc]; - unsigned int gate_ip_acp; - unsigned char res31a[0xfc]; - unsigned int div_syslft; - unsigned char res31b[0xc]; - unsigned int div_stat_syslft; - unsigned char res31c[0xc]; - unsigned int gate_bus_syslft; - unsigned char res31d[0xdc]; - unsigned int clkout_cmu_acp; - unsigned int clkout_cmu_acp_div_stat; - unsigned char res32[0x38f8]; - - unsigned int div_isp0; /* base + 0xc300 */ - unsigned int div_isp1; - unsigned int div_isp2; - unsigned char res33[0xf4]; - - unsigned int div_stat_isp0; /* base + 0xc400 */ - unsigned int div_stat_isp1; - unsigned int div_stat_isp2; - unsigned char res34[0x3f4]; - - unsigned int gate_ip_isp0; /* base + 0xc800 */ - unsigned int gate_ip_isp1; - unsigned char res35[0xf8]; - unsigned int gate_sclk_isp; - unsigned char res36[0xc]; - unsigned int mcuisp_pwr_ctrl; - unsigned char res37[0xec]; - unsigned int clkout_cmu_isp; - unsigned int clkout_cmu_isp_div_stat; - unsigned char res38[0x3618]; - - unsigned int cpll_lock; /* base + 0x10020 */ - unsigned char res39[0xc]; - unsigned int epll_lock; - unsigned char res40[0xc]; - unsigned int vpll_lock; - unsigned char res41a[0xc]; - unsigned int gpll_lock; - unsigned char res41b[0xcc]; - unsigned int cpll_con0; - unsigned int cpll_con1; - unsigned char res42[0x8]; - unsigned int epll_con0; - unsigned int epll_con1; - unsigned int epll_con2; - unsigned char res43[0x4]; - unsigned int vpll_con0; - unsigned int vpll_con1; - unsigned int vpll_con2; - unsigned char res44a[0x4]; - unsigned int gpll_con0; - unsigned int gpll_con1; - unsigned char res44b[0xb8]; - unsigned int src_top0; - unsigned int src_top1; - unsigned int src_top2; - unsigned int src_top3; - unsigned int src_gscl; - unsigned int src_disp0_0; - unsigned int src_disp0_1; - unsigned int src_disp1_0; - unsigned int src_disp1_1; - unsigned char res46[0xc]; - unsigned int src_mau; - unsigned int src_fsys; - unsigned char res47[0x8]; - unsigned int src_peric0; - unsigned int src_peric1; - unsigned char res48[0x18]; - unsigned int sclk_src_isp; - unsigned char res49[0x9c]; - unsigned int src_mask_top; - unsigned char res50[0xc]; - unsigned int src_mask_gscl; - unsigned int src_mask_disp0_0; - unsigned int src_mask_disp0_1; - unsigned int src_mask_disp1_0; - unsigned int src_mask_disp1_1; - unsigned int src_mask_maudio; - unsigned char res52[0x8]; - unsigned int src_mask_fsys; - unsigned char res53[0xc]; - unsigned int src_mask_peric0; - unsigned int src_mask_peric1; - unsigned char res54[0x18]; - unsigned int src_mask_isp; - unsigned char res55[0x9c]; - unsigned int mux_stat_top0; - unsigned int mux_stat_top1; - unsigned int mux_stat_top2; - unsigned int mux_stat_top3; - unsigned char res56[0xf0]; - unsigned int div_top0; - unsigned int div_top1; - unsigned char res57[0x8]; - unsigned int div_gscl; - unsigned int div_disp0_0; - unsigned int div_disp0_1; - unsigned int div_disp1_0; - unsigned int div_disp1_1; - unsigned char res59[0x8]; - unsigned int div_gen; - unsigned char res60[0x4]; - unsigned int div_mau; - unsigned int div_fsys0; - unsigned int div_fsys1; - unsigned int div_fsys2; - unsigned int div_fsys3; - unsigned int div_peric0; - unsigned int div_peric1; - unsigned int div_peric2; - unsigned int div_peric3; - unsigned int div_peric4; - unsigned int div_peric5; - unsigned char res61[0x10]; - unsigned int sclk_div_isp; - unsigned char res62[0xc]; - unsigned int div2_ratio0; - unsigned int div2_ratio1; - unsigned char res63[0x8]; - unsigned int div4_ratio; - unsigned char res64[0x6c]; - unsigned int div_stat_top0; - unsigned int div_stat_top1; - unsigned char res65[0x8]; - unsigned int div_stat_gscl; - unsigned int div_stat_disp0_0; - unsigned int div_stat_disp0_1; - unsigned int div_stat_disp1_0; - unsigned int div_stat_disp1_1; - unsigned char res67[0x8]; - unsigned int div_stat_gen; - unsigned char res68[0x4]; - unsigned int div_stat_maudio; - unsigned int div_stat_fsys0; - unsigned int div_stat_fsys1; - unsigned int div_stat_fsys2; - unsigned int div_stat_fsys3; - unsigned int div_stat_peric0; - unsigned int div_stat_peric1; - unsigned int div_stat_peric2; - unsigned int div_stat_peric3; - unsigned int div_stat_peric4; - unsigned int div_stat_peric5; - unsigned char res69[0x10]; - unsigned int sclk_div_stat_isp; - unsigned char res70[0xc]; - unsigned int div2_stat0; - unsigned int div2_stat1; - unsigned char res71[0x8]; - unsigned int div4_stat; - unsigned char res72[0x180]; - unsigned int gate_top_sclk_disp0; - unsigned int gate_top_sclk_disp1; - unsigned int gate_top_sclk_gen; - unsigned char res74[0xc]; - unsigned int gate_top_sclk_mau; - unsigned int gate_top_sclk_fsys; - unsigned char res75[0xc]; - unsigned int gate_top_sclk_peric; - unsigned char res76[0x1c]; - unsigned int gate_top_sclk_isp; - unsigned char res77[0xac]; - unsigned int gate_ip_gscl; - unsigned int gate_ip_disp0; - unsigned int gate_ip_disp1; - unsigned int gate_ip_mfc; - unsigned int gate_ip_g3d; - unsigned int gate_ip_gen; - unsigned char res79[0xc]; - unsigned int gate_ip_fsys; - unsigned char res80[0x4]; - unsigned int gate_ip_gps; - unsigned int gate_ip_peric; - unsigned char res81[0xc]; - unsigned int gate_ip_peris; - unsigned char res82[0x1c]; - unsigned int gate_block; - unsigned char res83[0x7c]; - unsigned int clkout_cmu_top; - unsigned int clkout_cmu_top_div_stat; - unsigned char res84[0x37f8]; - - unsigned int src_lex; /* base + 0x14200 */ - unsigned char res85[0x1fc]; - unsigned int mux_stat_lex; - unsigned char res85b[0xfc]; - unsigned int div_lex; - unsigned char res86[0xfc]; - unsigned int div_stat_lex; - unsigned char res87[0x1fc]; - unsigned int gate_ip_lex; - unsigned char res88[0x1fc]; - unsigned int clkout_cmu_lex; - unsigned int clkout_cmu_lex_div_stat; - unsigned char res89[0x3af8]; - - unsigned int div_r0x; /* base + 0x18500 */ - unsigned char res90[0xfc]; - unsigned int div_stat_r0x; - unsigned char res91[0x1fc]; - unsigned int gate_ip_r0x; - unsigned char res92[0x1fc]; - unsigned int clkout_cmu_r0x; - unsigned int clkout_cmu_r0x_div_stat; - unsigned char res94[0x3af8]; - - unsigned int div_r1x; /* base + 0x1c500 */ - unsigned char res95[0xfc]; - unsigned int div_stat_r1x; - unsigned char res96[0x1fc]; - unsigned int gate_ip_r1x; - unsigned char res97[0x1fc]; - unsigned int clkout_cmu_r1x; - unsigned int clkout_cmu_r1x_div_stat; - unsigned char res98[0x3608]; - - unsigned int bpll_lock; /* base + 0x2000c */ - unsigned char res99[0xfc]; - unsigned int bpll_con0; - unsigned int bpll_con1; - unsigned char res100[0xe8]; - unsigned int src_cdrex; - unsigned char res101[0x1fc]; - unsigned int mux_stat_cdrex; - unsigned char res102[0xfc]; - unsigned int div_cdrex; - unsigned int div_cdrex2; - unsigned char res103[0xf8]; - unsigned int div_stat_cdrex; - unsigned char res104[0x2fc]; - unsigned int gate_ip_cdrex; - unsigned char res105[0xc]; - unsigned int c2c_monitor; - unsigned int dmc_pwr_ctrl; - unsigned char res106[0x4]; - unsigned int drex2_pause; - unsigned char res107[0xe0]; - unsigned int clkout_cmu_cdrex; - unsigned int clkout_cmu_cdrex_div_stat; - unsigned char res108[0x8]; - unsigned int lpddr3phy_ctrl; - unsigned char res109a[0xc]; - unsigned int lpddr3phy_con3; - unsigned int pll_div2_sel; - unsigned char res109b[0xf5e4]; -}; - -static struct exynos5_clock * const exynos_clock = (void *)EXYNOS5_CLOCK_BASE; - -struct exynos5_mct { - uint32_t mct_cfg; - uint8_t reserved0[0xfc]; - uint32_t g_cnt_l; - uint32_t g_cnt_u; - uint8_t reserved1[0x8]; - uint32_t g_cnt_wstat; - uint8_t reserved2[0xec]; - uint32_t g_comp0_l; - uint32_t g_comp0_u; - uint32_t g_comp0_addr_incr; - uint8_t reserved3[0x4]; - uint32_t g_comp1_l; - uint32_t g_comp1_u; - uint32_t g_comp1_addr_incr; - uint8_t reserved4[0x4]; - uint32_t g_comp2_l; - uint32_t g_comp2_u; - uint32_t g_comp2_addr_incr; - uint8_t reserved5[0x4]; - uint32_t g_comp3_l; - uint32_t g_comp3_u; - uint32_t g_comp3_addr_incr; - uint8_t reserved6[0x4]; - uint32_t g_tcon; - uint32_t g_int_cstat; - uint32_t g_int_enb; - uint32_t g_wstat; - uint8_t reserved7[0xb0]; - uint32_t l0_tcntb; - uint32_t l0_tcnto; - uint32_t l0_icntb; - uint32_t l0_icnto; - uint32_t l0_frcntb; - uint32_t l0_frcnto; - uint8_t reserved8[0x8]; - uint32_t l0_tcon; - uint8_t reserved9[0xc]; - uint32_t l0_int_cstat; - uint32_t l0_int_enb; - uint8_t reserved10[0x8]; - uint32_t l0_wstat; - uint8_t reserved11[0xbc]; - uint32_t l1_tcntb; - uint32_t l1_tcnto; - uint32_t l1_icntb; - uint32_t l1_icnto; - uint32_t l1_frcntb; - uint32_t l1_frcnto; - uint8_t reserved12[0x8]; - uint32_t l1_tcon; - uint8_t reserved13[0xc]; - uint32_t l1_int_cstat; - uint32_t l1_int_enb; - uint8_t reserved14[0x8]; - uint32_t l1_wstat; -}; - -static struct exynos5_mct * const exynos_mct = - (void *)EXYNOS5_MULTI_CORE_TIMER_BASE; - -#define EXYNOS5_EPLLCON0_LOCKED_SHIFT 29 /* EPLL Locked bit position*/ -#define EPLL_SRC_CLOCK 24000000 /*24 MHz Crystal Input */ -#define TIMEOUT_EPLL_LOCK 1000 - -#define AUDIO_0_RATIO_MASK 0x0f -#define AUDIO_1_RATIO_MASK 0x0f - -#define CLK_SRC_PERIC1 0x254 -#define AUDIO1_SEL_MASK 0xf -#define CLK_SRC_AUDIOCDCLK1 0x0 -#define CLK_SRC_XXTI 0x1 -#define CLK_SRC_SCLK_EPLL 0x7 - -/* CON0 bit-fields */ -#define EPLL_CON0_MDIV_MASK 0x1ff -#define EPLL_CON0_PDIV_MASK 0x3f -#define EPLL_CON0_SDIV_MASK 0x7 -#define EPLL_CON0_LOCKED_SHIFT 29 -#define EPLL_CON0_MDIV_SHIFT 16 -#define EPLL_CON0_PDIV_SHIFT 8 -#define EPLL_CON0_SDIV_SHIFT 0 -#define EPLL_CON0_LOCK_DET_EN_SHIFT 28 -#define EPLL_CON0_LOCK_DET_EN_MASK 1 - -/* structure for epll configuration used in audio clock configuration */ -struct st_epll_con_val { - unsigned int freq_out; /* frequency out */ - unsigned int en_lock_det; /* enable lock detect */ - unsigned int m_div; /* m divider value */ - unsigned int p_div; /* p divider value */ - unsigned int s_div; /* s divider value */ - unsigned int k_dsm; /* k value of delta signal modulator */ -}; - -/** - * Low-level function to set the clock pre-ratio for a peripheral - * - * @param periph_id Peripheral ID of peripheral to change - * @param divisor New divisor for this peripheral's clock - */ -void clock_ll_set_pre_ratio(enum periph_id periph_id, unsigned divisor); - -/** - * Low-level function to set the clock ratio for a peripheral - * - * @param periph_id Peripheral ID of peripheral to change - * @param divisor New divisor for this peripheral's clock - */ -void clock_ll_set_ratio(enum periph_id periph_id, unsigned divisor); - -/** - * Low-level function that selects the best clock scalars for a given rate and - * sets up the given peripheral's clock accordingly. - * - * @param periph_id Peripheral ID of peripheral to change - * @param rate Desired clock rate in Hz - * - * @return zero on success, negative on error - */ -int clock_set_rate(enum periph_id periph_id, unsigned int rate); - -/* Clock gate unused IP */ -void clock_gate(void); - -void mct_start(void); -uint64_t mct_raw_value(void); - -#include "dmc.h" - -/* These are the ratio's for configuring ARM clock */ -struct arm_clk_ratios { - unsigned int arm_freq_mhz; /* Frequency of ARM core in MHz */ - - unsigned int apll_mdiv; - unsigned int apll_pdiv; - unsigned int apll_sdiv; - - unsigned int arm2_ratio; - unsigned int apll_ratio; - unsigned int pclk_dbg_ratio; - unsigned int atb_ratio; - unsigned int periph_ratio; - unsigned int acp_ratio; - unsigned int cpud_ratio; - unsigned int arm_ratio; -}; - -/** - * Get the clock ratios for CPU configuration - * - * @return pointer to the clock ratios that we should use - */ -struct arm_clk_ratios *get_arm_clk_ratios(void); - -/* - * Initialize clock for the device - */ -struct mem_timings; -void system_clock_init(struct mem_timings *mem, - struct arm_clk_ratios *arm_clk_ratio); - -#endif diff --git a/src/cpu/samsung/exynos5250/clock.c b/src/cpu/samsung/exynos5250/clock.c deleted file mode 100644 index 8a731be2a3..0000000000 --- a/src/cpu/samsung/exynos5250/clock.c +++ /dev/null @@ -1,677 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2010 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <assert.h> -#include <stdlib.h> -#include <arch/io.h> -#include <console/console.h> -#include "clk.h" -#include "periph.h" -#include "timer.h" - -/* input clock of PLL: SMDK5250 has 24MHz input clock */ -#define CONFIG_SYS_CLK_FREQ 24000000 - -static struct arm_clk_ratios arm_clk_ratios[] = { - { - .arm_freq_mhz = 600, - - .apll_mdiv = 0xc8, - .apll_pdiv = 0x4, - .apll_sdiv = 0x1, - - .arm2_ratio = 0x0, - .apll_ratio = 0x1, - .pclk_dbg_ratio = 0x1, - .atb_ratio = 0x2, - .periph_ratio = 0x7, - .acp_ratio = 0x7, - .cpud_ratio = 0x1, - .arm_ratio = 0x0, - }, { - .arm_freq_mhz = 800, - - .apll_mdiv = 0x64, - .apll_pdiv = 0x3, - .apll_sdiv = 0x0, - - .arm2_ratio = 0x0, - .apll_ratio = 0x1, - .pclk_dbg_ratio = 0x1, - .atb_ratio = 0x3, - .periph_ratio = 0x7, - .acp_ratio = 0x7, - .cpud_ratio = 0x2, - .arm_ratio = 0x0, - }, { - .arm_freq_mhz = 1000, - - .apll_mdiv = 0x7d, - .apll_pdiv = 0x3, - .apll_sdiv = 0x0, - - .arm2_ratio = 0x0, - .apll_ratio = 0x1, - .pclk_dbg_ratio = 0x1, - .atb_ratio = 0x4, - .periph_ratio = 0x7, - .acp_ratio = 0x7, - .cpud_ratio = 0x2, - .arm_ratio = 0x0, - }, { - .arm_freq_mhz = 1200, - - .apll_mdiv = 0x96, - .apll_pdiv = 0x3, - .apll_sdiv = 0x0, - - .arm2_ratio = 0x0, - .apll_ratio = 0x3, - .pclk_dbg_ratio = 0x1, - .atb_ratio = 0x5, - .periph_ratio = 0x7, - .acp_ratio = 0x7, - .cpud_ratio = 0x3, - .arm_ratio = 0x0, - }, { - .arm_freq_mhz = 1400, - - .apll_mdiv = 0xaf, - .apll_pdiv = 0x3, - .apll_sdiv = 0x0, - - .arm2_ratio = 0x0, - .apll_ratio = 0x3, - .pclk_dbg_ratio = 0x1, - .atb_ratio = 0x6, - .periph_ratio = 0x7, - .acp_ratio = 0x7, - .cpud_ratio = 0x3, - .arm_ratio = 0x0, - }, { - .arm_freq_mhz = 1700, - - .apll_mdiv = 0x1a9, - .apll_pdiv = 0x6, - .apll_sdiv = 0x0, - - .arm2_ratio = 0x0, - .apll_ratio = 0x3, - .pclk_dbg_ratio = 0x1, - .atb_ratio = 0x6, - .periph_ratio = 0x7, - .acp_ratio = 0x7, - .cpud_ratio = 0x3, - .arm_ratio = 0x0, - } -}; - -/* src_bit div_bit prediv_bit */ -static struct clk_bit_info clk_bit_info[PERIPH_ID_COUNT] = { - {0, 4, 0, -1}, - {4, 4, 4, -1}, - {8, 4, 8, -1}, - {12, 4, 12, -1}, - {0, 4, 0, 8}, - {4, 4, 16, 24}, - {8, 4, 0, 8}, - {12, 4, 16, 24}, - {-1, -1, -1, -1}, - {16, 4, 0, 8}, /* PERIPH_ID_SROMC */ - {20, 4, 16, 24}, - {24, 4, 0, 8}, - {0, 4, 0, 4}, - {4, 4, 12, 16}, - {-1, 4, -1, -1}, - {-1, 4, -1, -1}, - {-1, 4, 24, 0}, - {-1, 4, 24, 0}, - {-1, 4, 24, 0}, - {-1, 4, 24, 0}, - {-1, 4, 24, 0}, - {-1, 4, 24, 0}, - {-1, 4, 24, 0}, - {-1, 4, 24, 0}, - {24, 4, 0, -1}, - {24, 4, 0, -1}, - {24, 4, 0, -1}, - {24, 4, 0, -1}, - {24, 4, 0, -1}, - {-1, -1, -1, -1}, - {-1, -1, -1, -1}, - {-1, -1, -1, -1}, /* PERIPH_ID_I2S1 */ - {24, 1, 20, -1}, /* PERIPH_ID_SATA */ -}; - -/* Epll Clock division values to achieve different frequency output */ -static struct st_epll_con_val epll_div[] = { - { 192000000, 0, 48, 3, 1, 0 }, - { 180000000, 0, 45, 3, 1, 0 }, - { 73728000, 1, 73, 3, 3, 47710 }, - { 67737600, 1, 90, 4, 3, 20762 }, - { 49152000, 0, 49, 3, 3, 9961 }, - { 45158400, 0, 45, 3, 3, 10381 }, - { 180633600, 0, 45, 3, 1, 10381 } -}; - -/* exynos5: return pll clock frequency */ -unsigned long get_pll_clk(int pllreg) -{ - unsigned long r, m, p, s, k = 0, mask, fout; - unsigned int freq; - - switch (pllreg) { - case APLL: - r = readl(&exynos_clock->apll_con0); - break; - case BPLL: - r = readl(&exynos_clock->bpll_con0); - break; - case MPLL: - r = readl(&exynos_clock->mpll_con0); - break; - case EPLL: - r = readl(&exynos_clock->epll_con0); - k = readl(&exynos_clock->epll_con1); - break; - case VPLL: - r = readl(&exynos_clock->vpll_con0); - k = readl(&exynos_clock->vpll_con1); - break; - default: - printk(BIOS_DEBUG, "Unsupported PLL (%d)\n", pllreg); - return 0; - } - - /* - * APLL_CON: MIDV [25:16] - * MPLL_CON: MIDV [25:16] - * EPLL_CON: MIDV [24:16] - * VPLL_CON: MIDV [24:16] - */ - if (pllreg == APLL || pllreg == BPLL || pllreg == MPLL) - mask = 0x3ff; - else - mask = 0x1ff; - - m = (r >> 16) & mask; - - /* PDIV [13:8] */ - p = (r >> 8) & 0x3f; - /* SDIV [2:0] */ - s = r & 0x7; - - freq = CONFIG_SYS_CLK_FREQ; - - if (pllreg == EPLL) { - k = k & 0xffff; - /* FOUT = (MDIV + K / 65536) * FIN / (PDIV * 2^SDIV) */ - fout = (m + k / 65536) * (freq / (p * (1 << s))); - } else if (pllreg == VPLL) { - k = k & 0xfff; - /* FOUT = (MDIV + K / 1024) * FIN / (PDIV * 2^SDIV) */ - fout = (m + k / 1024) * (freq / (p * (1 << s))); - } else { - /* FOUT = MDIV * FIN / (PDIV * 2^SDIV) */ - fout = m * (freq / (p * (1 << s))); - } - - return fout; -} - -unsigned long clock_get_periph_rate(enum periph_id peripheral) -{ - struct clk_bit_info *bit_info = &clk_bit_info[peripheral]; - unsigned long sclk, sub_clk; - unsigned int src, div, sub_div; - - switch (peripheral) { - case PERIPH_ID_UART0: - case PERIPH_ID_UART1: - case PERIPH_ID_UART2: - case PERIPH_ID_UART3: - src = readl(&exynos_clock->src_peric0); - div = readl(&exynos_clock->div_peric0); - break; - case PERIPH_ID_PWM0: - case PERIPH_ID_PWM1: - case PERIPH_ID_PWM2: - case PERIPH_ID_PWM3: - case PERIPH_ID_PWM4: - src = readl(&exynos_clock->src_peric0); - div = readl(&exynos_clock->div_peric3); - break; - case PERIPH_ID_SPI0: - case PERIPH_ID_SPI1: - src = readl(&exynos_clock->src_peric1); - div = readl(&exynos_clock->div_peric1); - break; - case PERIPH_ID_SPI2: - src = readl(&exynos_clock->src_peric1); - div = readl(&exynos_clock->div_peric2); - break; - case PERIPH_ID_SPI3: - case PERIPH_ID_SPI4: - src = readl(&exynos_clock->sclk_src_isp); - div = readl(&exynos_clock->sclk_div_isp); - break; - case PERIPH_ID_SATA: - src = readl(&exynos_clock->src_fsys); - div = readl(&exynos_clock->div_fsys0); - break; - case PERIPH_ID_SDMMC0: - case PERIPH_ID_SDMMC1: - case PERIPH_ID_SDMMC2: - case PERIPH_ID_SDMMC3: - src = readl(&exynos_clock->src_fsys); - div = readl(&exynos_clock->div_fsys1); - break; - case PERIPH_ID_I2C0: - case PERIPH_ID_I2C1: - case PERIPH_ID_I2C2: - case PERIPH_ID_I2C3: - case PERIPH_ID_I2C4: - case PERIPH_ID_I2C5: - case PERIPH_ID_I2C6: - case PERIPH_ID_I2C7: - sclk = get_pll_clk(MPLL); - sub_div = ((readl(&exynos_clock->div_top1) - >> bit_info->div_bit) & 0x7) + 1; - div = ((readl(&exynos_clock->div_top0) - >> bit_info->prediv_bit) & 0x7) + 1; - return (sclk / sub_div) / div; - default: - printk(BIOS_DEBUG, "%s: invalid peripheral %d", __func__, peripheral); - return -1; - }; - - src = (src >> bit_info->src_bit) & ((1 << bit_info->n_src_bits) - 1); - if (peripheral == PERIPH_ID_SATA) { - if (src) - sclk = get_pll_clk(BPLL); - else - sclk = get_pll_clk(MPLL); - } else { - if (src == SRC_MPLL) - sclk = get_pll_clk(MPLL); - else if (src == SRC_EPLL) - sclk = get_pll_clk(EPLL); - else if (src == SRC_VPLL) - sclk = get_pll_clk(VPLL); - else - return 0; - } - - sub_div = (div >> bit_info->div_bit) & 0xf; - sub_clk = sclk / (sub_div + 1); - - if (peripheral == PERIPH_ID_SDMMC0 || peripheral == PERIPH_ID_SDMMC2) { - div = (div >> bit_info->prediv_bit) & 0xff; - return sub_clk / (div + 1); - } - - return sub_clk; -} - -/* exynos5: return ARM clock frequency */ -unsigned long get_arm_clk(void) -{ - unsigned long div; - unsigned long armclk; - unsigned int arm_ratio; - unsigned int arm2_ratio; - - div = readl(&exynos_clock->div_cpu0); - - /* ARM_RATIO: [2:0], ARM2_RATIO: [30:28] */ - arm_ratio = (div >> 0) & 0x7; - arm2_ratio = (div >> 28) & 0x7; - - armclk = get_pll_clk(APLL) / (arm_ratio + 1); - armclk /= (arm2_ratio + 1); - - return armclk; -} - -struct arm_clk_ratios *get_arm_clk_ratios(void) -{ - struct arm_clk_ratios *arm_ratio; - unsigned long arm_freq = 1700; /* FIXME: use get_arm_clk() */ - int i; - - for (i = 0, arm_ratio = arm_clk_ratios; i < ARRAY_SIZE(arm_clk_ratios); - i++, arm_ratio++) { - if (arm_ratio->arm_freq_mhz == arm_freq) - return arm_ratio; - } - - return NULL; -} - -/* exynos5: set the mmc clock */ -void set_mmc_clk(int dev_index, unsigned int div) -{ - unsigned int *addr; - unsigned int val; - - /* - * CLK_DIV_FSYS1 - * MMC0_PRE_RATIO [15:8], MMC1_PRE_RATIO [31:24] - * CLK_DIV_FSYS2 - * MMC2_PRE_RATIO [15:8], MMC3_PRE_RATIO [31:24] - */ - if (dev_index < 2) { - addr = &exynos_clock->div_fsys1; - } else { - addr = &exynos_clock->div_fsys2; - dev_index -= 2; - } - - val = readl(addr); - val &= ~(0xff << ((dev_index << 4) + 8)); - val |= (div & 0xff) << ((dev_index << 4) + 8); - writel(val, addr); -} - -void clock_ll_set_pre_ratio(enum periph_id periph_id, unsigned divisor) -{ - unsigned shift; - unsigned mask = 0xff; - u32 *reg; - - /* - * For now we only handle a very small subset of peripherals here. - * Others will need to (and do) mangle the clock registers - * themselves, At some point it is hoped that this function can work - * from a table or calculated register offset / mask. For now this - * is at least better than spreading clock control code around - * U-Boot. - */ - switch (periph_id) { - case PERIPH_ID_SPI0: - reg = &exynos_clock->div_peric1; - shift = 8; - break; - case PERIPH_ID_SPI1: - reg = &exynos_clock->div_peric1; - shift = 24; - break; - case PERIPH_ID_SPI2: - reg = &exynos_clock->div_peric2; - shift = 8; - break; - case PERIPH_ID_SPI3: - reg = &exynos_clock->sclk_div_isp; - shift = 4; - break; - case PERIPH_ID_SPI4: - reg = &exynos_clock->sclk_div_isp; - shift = 16; - break; - default: - printk(BIOS_DEBUG, "%s: Unsupported peripheral ID %d\n", __func__, - periph_id); - return; - } - clrsetbits_le32(reg, mask << shift, (divisor & mask) << shift); -} - -void clock_ll_set_ratio(enum periph_id periph_id, unsigned divisor) -{ - unsigned shift; - unsigned mask = 0xff; - u32 *reg; - - switch (periph_id) { - case PERIPH_ID_SPI0: - reg = &exynos_clock->div_peric1; - shift = 0; - break; - case PERIPH_ID_SPI1: - reg = &exynos_clock->div_peric1; - shift = 16; - break; - case PERIPH_ID_SPI2: - reg = &exynos_clock->div_peric2; - shift = 0; - break; - case PERIPH_ID_SPI3: - reg = &exynos_clock->sclk_div_isp; - shift = 0; - break; - case PERIPH_ID_SPI4: - reg = &exynos_clock->sclk_div_isp; - shift = 12; - break; - default: - printk(BIOS_DEBUG, "%s: Unsupported peripheral ID %d\n", __func__, - periph_id); - return; - } - clrsetbits_le32(reg, mask << shift, (divisor & mask) << shift); -} - -/** - * Linearly searches for the most accurate main and fine stage clock scalars - * (divisors) for a specified target frequency and scalar bit sizes by checking - * all multiples of main_scalar_bits values. Will always return scalars up to or - * slower than target. - * - * @param main_scalar_bits Number of main scalar bits, must be > 0 and < 32 - * @param fine_scalar_bits Number of fine scalar bits, must be > 0 and < 32 - * @param input_freq Clock frequency to be scaled in Hz - * @param target_freq Desired clock frequency in Hz - * @param best_fine_scalar Pointer to store the fine stage divisor - * - * @return best_main_scalar Main scalar for desired frequency or -1 if none - * found - */ -static int clock_calc_best_scalar(unsigned int main_scaler_bits, - unsigned int fine_scalar_bits, unsigned int input_rate, - unsigned int target_rate, unsigned int *best_fine_scalar) -{ - int i; - int best_main_scalar = -1; - unsigned int best_error = target_rate; - const unsigned int cap = (1 << fine_scalar_bits) - 1; - const unsigned int loops = 1 << main_scaler_bits; - - printk(BIOS_DEBUG, "Input Rate is %u, Target is %u, Cap is %u\n", input_rate, - target_rate, cap); - - ASSERT(best_fine_scalar != NULL); - ASSERT(main_scaler_bits <= fine_scalar_bits); - - *best_fine_scalar = 1; - - if (input_rate == 0 || target_rate == 0) - return -1; - - if (target_rate >= input_rate) - return 1; - - for (i = 1; i <= loops; i++) { - const unsigned int effective_div = MAX(MIN(input_rate / i / - target_rate, cap), 1); - const unsigned int effective_rate = input_rate / i / - effective_div; - const int error = target_rate - effective_rate; - - printk(BIOS_DEBUG, "%d|effdiv:%u, effrate:%u, error:%d\n", i, effective_div, - effective_rate, error); - - if (error >= 0 && error <= best_error) { - best_error = error; - best_main_scalar = i; - *best_fine_scalar = effective_div; - } - } - - return best_main_scalar; -} - -int clock_set_rate(enum periph_id periph_id, unsigned int rate) -{ - int main_scalar; - unsigned int fine; - - switch (periph_id) { - case PERIPH_ID_SPI0: - case PERIPH_ID_SPI1: - case PERIPH_ID_SPI2: - case PERIPH_ID_SPI3: - case PERIPH_ID_SPI4: - main_scalar = clock_calc_best_scalar(4, 8, 400000000, rate, &fine); - if (main_scalar < 0) { - printk(BIOS_DEBUG, "%s: Cannot set clock rate for periph %d", - __func__, periph_id); - return -1; - } - clock_ll_set_ratio(periph_id, main_scalar - 1); - clock_ll_set_pre_ratio(periph_id, fine - 1); - break; - default: - printk(BIOS_DEBUG, "%s: Unsupported peripheral ID %d\n", __func__, - periph_id); - return -1; - } - - return 0; -} - -int clock_set_mshci(enum periph_id peripheral) -{ - u32 *addr; - unsigned int clock; - unsigned int tmp; - unsigned int i; - - /* get mpll clock */ - clock = get_pll_clk(MPLL) / 1000000; - - /* - * CLK_DIV_FSYS1 - * MMC0_PRE_RATIO [15:8], MMC0_RATIO [3:0] - * CLK_DIV_FSYS2 - * MMC2_PRE_RATIO [15:8], MMC2_RATIO [3:0] - */ - switch (peripheral) { - case PERIPH_ID_SDMMC0: - addr = &exynos_clock->div_fsys1; - break; - case PERIPH_ID_SDMMC2: - addr = &exynos_clock->div_fsys2; - break; - default: - printk(BIOS_DEBUG, "invalid peripheral\n"); - return -1; - } - tmp = readl(addr) & ~0xff0f; - for (i = 0; i <= 0xf; i++) { - if ((clock / (i + 1)) <= 400) { - writel(tmp | i << 0, addr); - break; - } - } - return 0; -} - -int clock_epll_set_rate(unsigned long rate) -{ - unsigned int epll_con, epll_con_k; - unsigned int i; - unsigned int lockcnt; - struct mono_time current, end; - - epll_con = readl(&exynos_clock->epll_con0); - epll_con &= ~((EPLL_CON0_LOCK_DET_EN_MASK << - EPLL_CON0_LOCK_DET_EN_SHIFT) | - EPLL_CON0_MDIV_MASK << EPLL_CON0_MDIV_SHIFT | - EPLL_CON0_PDIV_MASK << EPLL_CON0_PDIV_SHIFT | - EPLL_CON0_SDIV_MASK << EPLL_CON0_SDIV_SHIFT); - - for (i = 0; i < ARRAY_SIZE(epll_div); i++) { - if (epll_div[i].freq_out == rate) - break; - } - - if (i == ARRAY_SIZE(epll_div)) - return -1; - - epll_con_k = epll_div[i].k_dsm << 0; - epll_con |= epll_div[i].en_lock_det << EPLL_CON0_LOCK_DET_EN_SHIFT; - epll_con |= epll_div[i].m_div << EPLL_CON0_MDIV_SHIFT; - epll_con |= epll_div[i].p_div << EPLL_CON0_PDIV_SHIFT; - epll_con |= epll_div[i].s_div << EPLL_CON0_SDIV_SHIFT; - - /* - * Required period ( in cycles) to generate a stable clock output. - * The maximum clock time can be up to 3000 * PDIV cycles of PLLs - * frequency input (as per spec) - */ - lockcnt = 3000 * epll_div[i].p_div; - - writel(lockcnt, &exynos_clock->epll_lock); - writel(epll_con, &exynos_clock->epll_con0); - writel(epll_con_k, &exynos_clock->epll_con1); - - timer_monotonic_get(¤t); - end = current; - mono_time_add_msecs(&end, TIMEOUT_EPLL_LOCK); - - while (!(readl(&exynos_clock->epll_con0) & - (0x1 << EXYNOS5_EPLLCON0_LOCKED_SHIFT))) { - if (mono_time_after(¤t, &end)) { - printk(BIOS_DEBUG, - "%s: Timeout waiting for EPLL lock\n", - __func__); - return -1; - } - timer_monotonic_get(¤t); - } - - return 0; -} - -void clock_select_i2s_clk_source(void) -{ - clrsetbits_le32(&exynos_clock->src_peric1, AUDIO1_SEL_MASK, - (CLK_SRC_SCLK_EPLL)); -} - -int clock_set_i2s_clk_prescaler(unsigned int src_frq, unsigned int dst_frq) -{ - unsigned int div ; - - if ((dst_frq == 0) || (src_frq == 0)) { - printk(BIOS_DEBUG, "%s: Invalid frequency input for prescaler\n", __func__); - printk(BIOS_DEBUG, "src frq = %d des frq = %d ", src_frq, dst_frq); - return -1; - } - - div = (src_frq / dst_frq); - if (div > AUDIO_1_RATIO_MASK) { - printk(BIOS_DEBUG, "%s: Frequency ratio is out of range\n", __func__); - printk(BIOS_DEBUG, "src frq = %d des frq = %d ", src_frq, dst_frq); - return -1; - } - clrsetbits_le32(&exynos_clock->div_peric4, AUDIO_1_RATIO_MASK, - (div & AUDIO_1_RATIO_MASK)); - return 0; -} diff --git a/src/cpu/samsung/exynos5250/clock_init.c b/src/cpu/samsung/exynos5250/clock_init.c deleted file mode 100644 index c8cf3babfb..0000000000 --- a/src/cpu/samsung/exynos5250/clock_init.c +++ /dev/null @@ -1,442 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* Clock setup for SMDK5250 board based on EXYNOS5 */ - -#include <delay.h> -#include <console/console.h> -#include "clk.h" -#include "dp.h" -#include "setup.h" - -void system_clock_init(struct mem_timings *mem, - struct arm_clk_ratios *arm_clk_ratio) -{ - u32 val, tmp; - - /* Turn on the MCT as early as possible. */ - exynos_mct->g_tcon |= (1 << 8); - - clrbits_le32(&exynos_clock->src_cpu, MUX_APLL_SEL_MASK); - do { - val = readl(&exynos_clock->mux_stat_cpu); - } while ((val | MUX_APLL_SEL_MASK) != val); - - clrbits_le32(&exynos_clock->src_core1, MUX_MPLL_SEL_MASK); - do { - val = readl(&exynos_clock->mux_stat_core1); - } while ((val | MUX_MPLL_SEL_MASK) != val); - - clrbits_le32(&exynos_clock->src_top2, MUX_CPLL_SEL_MASK); - clrbits_le32(&exynos_clock->src_top2, MUX_EPLL_SEL_MASK); - clrbits_le32(&exynos_clock->src_top2, MUX_VPLL_SEL_MASK); - clrbits_le32(&exynos_clock->src_top2, MUX_GPLL_SEL_MASK); - tmp = MUX_CPLL_SEL_MASK | MUX_EPLL_SEL_MASK | MUX_VPLL_SEL_MASK - | MUX_GPLL_SEL_MASK; - do { - val = readl(&exynos_clock->mux_stat_top2); - } while ((val | tmp) != val); - - clrbits_le32(&exynos_clock->src_cdrex, MUX_BPLL_SEL_MASK); - do { - val = readl(&exynos_clock->mux_stat_cdrex); - } while ((val | MUX_BPLL_SEL_MASK) != val); - - /* PLL locktime */ - writel(APLL_LOCK_VAL, &exynos_clock->apll_lock); - - writel(MPLL_LOCK_VAL, &exynos_clock->mpll_lock); - - writel(BPLL_LOCK_VAL, &exynos_clock->bpll_lock); - - writel(CPLL_LOCK_VAL, &exynos_clock->cpll_lock); - - writel(GPLL_LOCK_VAL, &exynos_clock->gpll_lock); - - writel(EPLL_LOCK_VAL, &exynos_clock->epll_lock); - - writel(VPLL_LOCK_VAL, &exynos_clock->vpll_lock); - - writel(CLK_REG_DISABLE, &exynos_clock->pll_div2_sel); - - writel(MUX_HPM_SEL_MASK, &exynos_clock->src_cpu); - do { - val = readl(&exynos_clock->mux_stat_cpu); - } while ((val | HPM_SEL_SCLK_MPLL) != val); - - val = arm_clk_ratio->arm2_ratio << 28 - | arm_clk_ratio->apll_ratio << 24 - | arm_clk_ratio->pclk_dbg_ratio << 20 - | arm_clk_ratio->atb_ratio << 16 - | arm_clk_ratio->periph_ratio << 12 - | arm_clk_ratio->acp_ratio << 8 - | arm_clk_ratio->cpud_ratio << 4 - | arm_clk_ratio->arm_ratio; - writel(val, &exynos_clock->div_cpu0); - do { - val = readl(&exynos_clock->div_stat_cpu0); - } while (0 != val); - - writel(CLK_DIV_CPU1_VAL, &exynos_clock->div_cpu1); - do { - val = readl(&exynos_clock->div_stat_cpu1); - } while (0 != val); - - /* switch A15 clock source to OSC clock before changing APLL */ - clrbits_le32(&exynos_clock->src_cpu, APLL_FOUT); - - /* Set APLL */ - writel(APLL_CON1_VAL, &exynos_clock->apll_con1); - val = set_pll(arm_clk_ratio->apll_mdiv, arm_clk_ratio->apll_pdiv, - arm_clk_ratio->apll_sdiv); - writel(val, &exynos_clock->apll_con0); - while ((readl(&exynos_clock->apll_con0) & APLL_CON0_LOCKED) == 0) - ; - - /* now it is safe to switch to APLL */ - setbits_le32(&exynos_clock->src_cpu, APLL_FOUT); - - /* Set MPLL */ - writel(MPLL_CON1_VAL, &exynos_clock->mpll_con1); - val = set_pll(mem->mpll_mdiv, mem->mpll_pdiv, mem->mpll_sdiv); - writel(val, &exynos_clock->mpll_con0); - while ((readl(&exynos_clock->mpll_con0) & MPLL_CON0_LOCKED) == 0) - ; - - /* - * Configure MUX_MPLL_FOUT to choose the direct clock source - * path and avoid the fixed DIV/2 block to save power - */ - setbits_le32(&exynos_clock->pll_div2_sel, MUX_MPLL_FOUT_SEL); - - /* Set BPLL */ - if (mem->use_bpll) { - writel(BPLL_CON1_VAL, &exynos_clock->bpll_con1); - val = set_pll(mem->bpll_mdiv, mem->bpll_pdiv, mem->bpll_sdiv); - writel(val, &exynos_clock->bpll_con0); - while ((readl(&exynos_clock->bpll_con0) & BPLL_CON0_LOCKED) == 0) - ; - - setbits_le32(&exynos_clock->pll_div2_sel, MUX_BPLL_FOUT_SEL); - } - - /* Set CPLL */ - writel(CPLL_CON1_VAL, &exynos_clock->cpll_con1); - val = set_pll(mem->cpll_mdiv, mem->cpll_pdiv, mem->cpll_sdiv); - writel(val, &exynos_clock->cpll_con0); - while ((readl(&exynos_clock->cpll_con0) & CPLL_CON0_LOCKED) == 0) - ; - - /* Set GPLL */ - writel(GPLL_CON1_VAL, &exynos_clock->gpll_con1); - val = set_pll(mem->gpll_mdiv, mem->gpll_pdiv, mem->gpll_sdiv); - writel(val, &exynos_clock->gpll_con0); - while ((readl(&exynos_clock->gpll_con0) & GPLL_CON0_LOCKED) == 0) - ; - - /* Set EPLL */ - writel(EPLL_CON2_VAL, &exynos_clock->epll_con2); - writel(EPLL_CON1_VAL, &exynos_clock->epll_con1); - val = set_pll(mem->epll_mdiv, mem->epll_pdiv, mem->epll_sdiv); - writel(val, &exynos_clock->epll_con0); - while ((readl(&exynos_clock->epll_con0) & EPLL_CON0_LOCKED) == 0) - ; - - /* Set VPLL */ - writel(VPLL_CON2_VAL, &exynos_clock->vpll_con2); - writel(VPLL_CON1_VAL, &exynos_clock->vpll_con1); - val = set_pll(mem->vpll_mdiv, mem->vpll_pdiv, mem->vpll_sdiv); - writel(val, &exynos_clock->vpll_con0); - while ((readl(&exynos_clock->vpll_con0) & VPLL_CON0_LOCKED) == 0) - ; - - writel(CLK_SRC_CORE0_VAL, &exynos_clock->src_core0); - writel(CLK_DIV_CORE0_VAL, &exynos_clock->div_core0); - while (readl(&exynos_clock->div_stat_core0) != 0) - ; - - writel(CLK_DIV_CORE1_VAL, &exynos_clock->div_core1); - while (readl(&exynos_clock->div_stat_core1) != 0) - ; - - writel(CLK_DIV_SYSRGT_VAL, &exynos_clock->div_sysrgt); - while (readl(&exynos_clock->div_stat_sysrgt) != 0) - ; - - writel(CLK_DIV_ACP_VAL, &exynos_clock->div_acp); - while (readl(&exynos_clock->div_stat_acp) != 0) - ; - - writel(CLK_DIV_SYSLFT_VAL, &exynos_clock->div_syslft); - while (readl(&exynos_clock->div_stat_syslft) != 0) - ; - - writel(CLK_SRC_TOP0_VAL, &exynos_clock->src_top0); - writel(CLK_SRC_TOP1_VAL, &exynos_clock->src_top1); - writel(TOP2_VAL, &exynos_clock->src_top2); - writel(CLK_SRC_TOP3_VAL, &exynos_clock->src_top3); - - writel(CLK_DIV_TOP0_VAL, &exynos_clock->div_top0); - while (readl(&exynos_clock->div_stat_top0)) - ; - - writel(CLK_DIV_TOP1_VAL, &exynos_clock->div_top1); - while (readl(&exynos_clock->div_stat_top1)) - ; - - writel(CLK_SRC_LEX_VAL, &exynos_clock->src_lex); - while (1) { - val = readl(&exynos_clock->mux_stat_lex); - if (val == (val | 1)) - break; - } - - writel(CLK_DIV_LEX_VAL, &exynos_clock->div_lex); - while (readl(&exynos_clock->div_stat_lex)) - ; - - writel(CLK_DIV_R0X_VAL, &exynos_clock->div_r0x); - while (readl(&exynos_clock->div_stat_r0x)) - ; - - writel(CLK_DIV_R0X_VAL, &exynos_clock->div_r0x); - while (readl(&exynos_clock->div_stat_r0x)) - ; - - writel(CLK_DIV_R1X_VAL, &exynos_clock->div_r1x); - while (readl(&exynos_clock->div_stat_r1x)) - ; - - if (mem->use_bpll) { - writel(MUX_BPLL_SEL_MASK | MUX_MCLK_CDREX_SEL | - MUX_MCLK_DPHY_SEL, &exynos_clock->src_cdrex); - } else { - writel(CLK_REG_DISABLE, &exynos_clock->src_cdrex); - } - - writel(CLK_DIV_CDREX_VAL, &exynos_clock->div_cdrex); - while (readl(&exynos_clock->div_stat_cdrex)) - ; - - val = readl(&exynos_clock->src_cpu); - val |= CLK_SRC_CPU_VAL; - writel(val, &exynos_clock->src_cpu); - - val = readl(&exynos_clock->src_top2); - val |= CLK_SRC_TOP2_VAL; - writel(val, &exynos_clock->src_top2); - - val = readl(&exynos_clock->src_core1); - val |= CLK_SRC_CORE1_VAL; - writel(val, &exynos_clock->src_core1); - - writel(CLK_SRC_FSYS0_VAL, &exynos_clock->src_fsys); - writel(CLK_DIV_FSYS0_VAL, &exynos_clock->div_fsys0); - while (readl(&exynos_clock->div_stat_fsys0)) - ; - - writel(CLK_REG_DISABLE, &exynos_clock->clkout_cmu_cpu); - writel(CLK_REG_DISABLE, &exynos_clock->clkout_cmu_core); - writel(CLK_REG_DISABLE, &exynos_clock->clkout_cmu_acp); - writel(CLK_REG_DISABLE, &exynos_clock->clkout_cmu_top); - writel(CLK_REG_DISABLE, &exynos_clock->clkout_cmu_lex); - writel(CLK_REG_DISABLE, &exynos_clock->clkout_cmu_r0x); - writel(CLK_REG_DISABLE, &exynos_clock->clkout_cmu_r1x); - writel(CLK_REG_DISABLE, &exynos_clock->clkout_cmu_cdrex); - - writel(CLK_SRC_PERIC0_VAL, &exynos_clock->src_peric0); - writel(CLK_DIV_PERIC0_VAL, &exynos_clock->div_peric0); - - writel(CLK_SRC_PERIC1_VAL, &exynos_clock->src_peric1); - writel(CLK_DIV_PERIC1_VAL, &exynos_clock->div_peric1); - writel(CLK_DIV_PERIC2_VAL, &exynos_clock->div_peric2); - writel(SCLK_SRC_ISP_VAL, &exynos_clock->sclk_src_isp); - writel(SCLK_DIV_ISP_VAL, &exynos_clock->sclk_div_isp); - writel(CLK_DIV_ISP0_VAL, &exynos_clock->div_isp0); - writel(CLK_DIV_ISP1_VAL, &exynos_clock->div_isp1); - writel(CLK_DIV_ISP2_VAL, &exynos_clock->div_isp2); - - /* FIMD1 SRC CLK SELECTION */ - writel(CLK_SRC_DISP1_0_VAL, &exynos_clock->src_disp1_0); - - val = MMC2_PRE_RATIO_VAL << MMC2_PRE_RATIO_OFFSET - | MMC2_RATIO_VAL << MMC2_RATIO_OFFSET - | MMC3_PRE_RATIO_VAL << MMC3_PRE_RATIO_OFFSET - | MMC3_RATIO_VAL << MMC3_RATIO_OFFSET; - writel(val, &exynos_clock->div_fsys2); -} - -void clock_gate(void) -{ - /* CLK_GATE_IP_SYSRGT */ - clrbits_le32(&exynos_clock->gate_ip_sysrgt, CLK_C2C_MASK); - - /* CLK_GATE_IP_ACP */ - clrbits_le32(&exynos_clock->gate_ip_acp, CLK_SMMUG2D_MASK | - CLK_SMMUSSS_MASK | - CLK_SMMUMDMA_MASK | - CLK_ID_REMAPPER_MASK | - CLK_G2D_MASK | - CLK_SSS_MASK | - CLK_MDMA_MASK | - CLK_SECJTAG_MASK); - - /* CLK_GATE_BUS_SYSLFT */ - clrbits_le32(&exynos_clock->gate_bus_syslft, CLK_EFCLK_MASK); - - /* CLK_GATE_IP_ISP0 */ - clrbits_le32(&exynos_clock->gate_ip_isp0, CLK_UART_ISP_MASK | - CLK_WDT_ISP_MASK | - CLK_PWM_ISP_MASK | - CLK_MTCADC_ISP_MASK | - CLK_I2C1_ISP_MASK | - CLK_I2C0_ISP_MASK | - CLK_MPWM_ISP_MASK | - CLK_MCUCTL_ISP_MASK | - CLK_INT_COMB_ISP_MASK | - CLK_SMMU_MCUISP_MASK | - CLK_SMMU_SCALERP_MASK | - CLK_SMMU_SCALERC_MASK | - CLK_SMMU_FD_MASK | - CLK_SMMU_DRC_MASK | - CLK_SMMU_ISP_MASK | - CLK_GICISP_MASK | - CLK_ARM9S_MASK | - CLK_MCUISP_MASK | - CLK_SCALERP_MASK | - CLK_SCALERC_MASK | - CLK_FD_MASK | - CLK_DRC_MASK | - CLK_ISP_MASK); - - /* CLK_GATE_IP_ISP1 */ - clrbits_le32(&exynos_clock->gate_ip_isp1, CLK_SPI1_ISP_MASK | - CLK_SPI0_ISP_MASK | - CLK_SMMU3DNR_MASK | - CLK_SMMUDIS1_MASK | - CLK_SMMUDIS0_MASK | - CLK_SMMUODC_MASK | - CLK_3DNR_MASK | - CLK_DIS_MASK | - CLK_ODC_MASK); - - /* CLK_GATE_SCLK_ISP */ - clrbits_le32(&exynos_clock->gate_sclk_isp, SCLK_MPWM_ISP_MASK); - - /* CLK_GATE_IP_GSCL */ - clrbits_le32(&exynos_clock->gate_ip_gscl, CLK_SMMUFIMC_LITE2_MASK | - CLK_SMMUFIMC_LITE1_MASK | - CLK_SMMUFIMC_LITE0_MASK | - CLK_SMMUGSCL3_MASK | - CLK_SMMUGSCL2_MASK | - CLK_SMMUGSCL1_MASK | - CLK_SMMUGSCL0_MASK | - CLK_GSCL_WRAP_B_MASK | - CLK_GSCL_WRAP_A_MASK | - CLK_CAMIF_TOP_MASK | - CLK_GSCL3_MASK | - CLK_GSCL2_MASK | - CLK_GSCL1_MASK | - CLK_GSCL0_MASK); - - /* CLK_GATE_IP_DISP1 */ - clrbits_le32(&exynos_clock->gate_ip_disp1, CLK_SMMUTVX_MASK | - CLK_ASYNCTVX_MASK | - CLK_HDMI_MASK | - CLK_MIXER_MASK | - CLK_DSIM1_MASK); - - /* CLK_GATE_IP_MFC */ - clrbits_le32(&exynos_clock->gate_ip_mfc, CLK_SMMUMFCR_MASK | - CLK_SMMUMFCL_MASK | - CLK_MFC_MASK); - - /* CLK_GATE_IP_GEN */ - clrbits_le32(&exynos_clock->gate_ip_gen, CLK_SMMUMDMA1_MASK | - CLK_SMMUJPEG_MASK | - CLK_SMMUROTATOR_MASK | - CLK_MDMA1_MASK | - CLK_JPEG_MASK | - CLK_ROTATOR_MASK); - - /* CLK_GATE_IP_FSYS */ - clrbits_le32(&exynos_clock->gate_ip_fsys, CLK_WDT_IOP_MASK | - CLK_SMMUMCU_IOP_MASK | - CLK_SATA_PHY_I2C_MASK | - CLK_SATA_PHY_CTRL_MASK | - CLK_MCUCTL_MASK | - CLK_NFCON_MASK | - CLK_SMMURTIC_MASK | - CLK_RTIC_MASK | - CLK_MIPI_HSI_MASK | - CLK_USBOTG_MASK | - CLK_SATA_MASK | - CLK_PDMA1_MASK | - CLK_PDMA0_MASK | - CLK_MCU_IOP_MASK); - - /* CLK_GATE_IP_PERIC */ - clrbits_le32(&exynos_clock->gate_ip_peric, CLK_HS_I2C3_MASK | - CLK_HS_I2C2_MASK | - CLK_HS_I2C1_MASK | - CLK_HS_I2C0_MASK | - CLK_AC97_MASK | - CLK_SPDIF_MASK | - CLK_PCM2_MASK | - CLK_PCM1_MASK | - CLK_I2S2_MASK | - CLK_SPI2_MASK | - CLK_SPI0_MASK); - - /* - * CLK_GATE_IP_PERIS - * Note: Keep CHIPID_APBIF ungated to ensure reading the product ID - * register (PRO_ID) works correctly when the OS kernel determines - * which chip it is running on. - */ - clrbits_le32(&exynos_clock->gate_ip_peris, CLK_RTC_MASK | - CLK_TZPC9_MASK | - CLK_TZPC8_MASK | - CLK_TZPC7_MASK | - CLK_TZPC6_MASK | - CLK_TZPC5_MASK | - CLK_TZPC4_MASK | - CLK_TZPC3_MASK | - CLK_TZPC2_MASK | - CLK_TZPC1_MASK | - CLK_TZPC0_MASK); - - /* CLK_GATE_BLOCK */ - clrbits_le32(&exynos_clock->gate_block, CLK_ACP_MASK); - - /* CLK_GATE_IP_CDREX */ - clrbits_le32(&exynos_clock->gate_ip_cdrex, CLK_DPHY0_MASK | - CLK_DPHY1_MASK | - CLK_TZASC_DRBXR_MASK); - -} - -void clock_init_dp_clock(void) -{ - /* DP clock enable */ - setbits_le32(&exynos_clock->gate_ip_disp1, CLK_GATE_DP1_ALLOW); - - /* We run DP at 267 Mhz */ - setbits_le32(&exynos_clock->div_disp1_0, CLK_DIV_DISP1_0_FIMD1); -} diff --git a/src/cpu/samsung/exynos5250/cpu.c b/src/cpu/samsung/exynos5250/cpu.c deleted file mode 100644 index fd1bf2d149..0000000000 --- a/src/cpu/samsung/exynos5250/cpu.c +++ /dev/null @@ -1,167 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <stdlib.h> -#include <string.h> -#include <stddef.h> -#include <delay.h> -#include <console/console.h> -#include <device/device.h> -#include <cbmem.h> -#include <arch/cache.h> -#include "fimd.h" -#include "dp-core.h" -#include "cpu.h" -#include "clk.h" -#include "chip.h" - -static unsigned int cpu_id; -static unsigned int cpu_rev; - -static void set_cpu_id(void) -{ - cpu_id = readl((void *)EXYNOS5_PRO_ID); - cpu_id = (0xC000 | ((cpu_id & 0x00FFF000) >> 12)); - - /* - * 0xC200: EXYNOS4210 EVT0 - * 0xC210: EXYNOS4210 EVT1 - */ - if (cpu_id == 0xC200) { - cpu_id |= 0x10; - cpu_rev = 0; - } else if (cpu_id == 0xC210) { - cpu_rev = 1; - } -} - -/* we distinguish a display port device from a raw graphics device - * because there are dramatic differences in startup depending on - * graphics usage. To make startup fast and easier to understand and - * debug we explicitly name this common case. The alternate approach, - * involving lots of machine and callbacks, is hard to debug and - * verify. - */ -static void exynos_displayport_init(device_t dev, u32 lcdbase, - unsigned long fb_size) -{ - int ret; - struct cpu_samsung_exynos5250_config *conf = dev->chip_info; - /* put these on the stack. If, at some point, we want to move - * this code to a pre-ram stage, it will be much easier. - */ - struct exynos5_fimd_panel panel; - memset(&panel, 0, sizeof(panel)); - - panel.is_dp = 1; /* Display I/F is eDP */ - /* while it is true that we did a memset to zero, - * we leave some 'set to zero' entries here to make - * it clear what's going on. Graphics is confusing. - */ - panel.is_mipi = 0; - panel.fixvclk = 0; - panel.ivclk = 0; - panel.clkval_f = conf->clkval_f; - panel.upper_margin = conf->upper_margin; - panel.lower_margin = conf->lower_margin; - panel.vsync = conf->vsync; - panel.left_margin = conf->left_margin; - panel.right_margin = conf->right_margin; - panel.hsync = conf->hsync; - panel.xres = conf->xres; - panel.yres = conf->yres; - - printk(BIOS_SPEW, "LCD framebuffer @%p\n", (void *)(lcdbase)); - memset((void *)lcdbase, 0, fb_size); /* clear the framebuffer */ - - /* - * We need to clean and invalidate the framebuffer region and disable - * caching as well. We assume that our dcache <--> memory address - * space is identity-mapped in 1MB chunks, so align accordingly. - * - * Note: We may want to do something clever to ensure the framebuffer - * region is aligned such that we don't change dcache policy for other - * stuff inadvertently. - */ - uint32_t lower = ALIGN_DOWN(lcdbase, MiB); - uint32_t upper = ALIGN_UP(lcdbase + fb_size, MiB); - - dcache_clean_invalidate_by_mva(lower, upper - lower); - mmu_config_range(lower / MiB, (upper - lower) / MiB, DCACHE_OFF); - - printk(BIOS_DEBUG, "Initializing Exynos LCD.\n"); - - ret = lcd_ctrl_init(fb_size, &panel, (void *)lcdbase); -} - -static void cpu_enable(device_t dev) -{ - unsigned long fb_size = FB_SIZE_KB * KiB; - u32 lcdbase = get_fb_base_kb() * KiB; - - ram_resource(dev, 0, RAM_BASE_KB, RAM_SIZE_KB - FB_SIZE_KB); - mmio_resource(dev, 1, lcdbase / KiB, CEIL_DIV(fb_size, KiB)); - - exynos_displayport_init(dev, lcdbase, fb_size); - - set_cpu_id(); -} - -static void cpu_init(device_t dev) -{ - printk(BIOS_INFO, "CPU: S5P%X @ %ldMHz\n", - cpu_id, get_arm_clk() / (1024*1024)); -} - -static void cpu_noop(device_t dev) -{ -} - -static struct device_operations cpu_ops = { - .read_resources = cpu_noop, - .set_resources = cpu_noop, - .enable_resources = cpu_enable, - .init = cpu_init, - .scan_bus = 0, -}; - -static void enable_exynos5250_dev(device_t dev) -{ - dev->ops = &cpu_ops; -} - -struct chip_operations cpu_samsung_exynos5250_ops = { - CHIP_NAME("CPU Samsung Exynos 5250") - .enable_dev = enable_exynos5250_dev, -}; - -void exynos5250_config_l2_cache(void) -{ - uint32_t val; - - /* - * Bit 9 - L2 tag RAM setup (1 cycle) - * Bits 8:6 - L2 tag RAM latency (3 cycles) - * Bit 5 - L2 data RAM setup (1 cycle) - * Bits 2:0 - L2 data RAM latency (3 cycles) - */ - val = (1 << 9) | (0x2 << 6) | (1 << 5) | (0x2); - write_l2ctlr(val); -} diff --git a/src/cpu/samsung/exynos5250/cpu.h b/src/cpu/samsung/exynos5250/cpu.h deleted file mode 100644 index 10f9ef4d21..0000000000 --- a/src/cpu/samsung/exynos5250/cpu.h +++ /dev/null @@ -1,87 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2010 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_CPU_H -#define CPU_SAMSUNG_EXYNOS5250_CPU_H - -#include <arch/io.h> - -/* Base address registers */ -#define EXYNOS5_GPIO_PART6_BASE 0x03860000 /* Z<6:0> */ -#define EXYNOS5_PRO_ID 0x10000000 -#define EXYNOS5_CLOCK_BASE 0x10010000 -#define EXYNOS5_POWER_BASE 0x10040000 -#define EXYNOS5_SYSREG_BASE 0x10050000 -#define EXYNOS5_TZPC1_DECPROT1SET 0x10110810 -#define EXYNOS5_MULTI_CORE_TIMER_BASE 0x101C0000 -#define EXYNOS5_WATCHDOG_BASE 0x101D0000 -#define EXYNOS5_ACE_SFR_BASE 0x10830000 -#define EXYNOS5_DMC_PHY0_BASE 0x10C00000 -#define EXYNOS5_DMC_PHY1_BASE 0x10C10000 -#define EXYNOS5_GPIO_PART4_BASE 0x10D10000 /* V00..V37 */ -#define EXYNOS5_GPIO_PART5_BASE 0x10D100C0 /* V40..V47 */ -#define EXYNOS5_DMC_CTRL_BASE 0x10DD0000 -#define EXYNOS5_GPIO_PART1_BASE 0x11400000 /* A00..Y67 */ -#define EXYNOS5_GPIO_PART2_BASE 0x11400c00 /* X00..X37 */ -#define EXYNOS5_USB_DRD_XHCI_BASE 0x12000000 -#define EXYNOS5_USB_DRD_PHY_BASE 0x12100000 -#define EXYNOS5_USB_DRD_DWC3_BASE 0x1200C100 -#define EXYNOS5_USB_HOST_EHCI_BASE 0x12110000 -#define EXYNOS5_USB_HOST_PHY_BASE 0x12130000 -#define EXYNOS5_MMC_BASE 0x12200000 -#define EXYNOS5_MSHC_BASE 0x12240000 -#define EXYNOS5_SROMC_BASE 0x12250000 -#define EXYNOS5_UART0_BASE 0x12C00000 -#define EXYNOS5_UART1_BASE 0x12C10000 -#define EXYNOS5_UART2_BASE 0x12C20000 -#define EXYNOS5_UART3_BASE 0x12C30000 -#define EXYNOS5_I2C_BASE 0x12C60000 -#define EXYNOS5_SPI0_BASE 0x12D20000 -#define EXYNOS5_SPI1_BASE 0x12D30000 -#define EXYNOS5_I2S_BASE 0x12D60000 -#define EXYNOS5_UART_ISP_BASE 0x13190000 -#define EXYNOS5_SPI_ISP_BASE 0x131A0000 -#define EXYNOS5_GPIO_PART3_BASE 0x13400000 /* E00..H17 */ -#define EXYNOS5_FIMD_BASE 0x14400000 -#define EXYNOS5_DISP1_CTRL_BASE 0x14420000 -#define EXYNOS5_MIPI_DSI1_BASE 0x14500000 -#define EXYNOS5_DP0_BASE 0x14510000 -#define EXYNOS5_DP1_BASE 0x145B0000 - -/* Marker values stored at the bottom of IRAM stack by SPL */ -#define EXYNOS5_SPL_MARKER 0xb004f1a9 /* hexspeak word: bootflag */ - -#define EXYNOS5_SPI_NUM_CONTROLLERS 5 -#define EXYNOS_I2C_MAX_CONTROLLERS 8 - -void exynos5250_config_l2_cache(void); - -extern struct tmu_info exynos5250_tmu_info; - -/* TODO clean up defines. */ -#define FB_SIZE_KB 4096 -#define RAM_BASE_KB (CONFIG_SYS_SDRAM_BASE >> 10) -#define RAM_SIZE_KB (CONFIG_DRAM_SIZE_MB << 10UL) - -static inline u32 get_fb_base_kb(void) -{ - return RAM_BASE_KB + RAM_SIZE_KB - FB_SIZE_KB; -} - -#endif /* _EXYNOS5250_CPU_H */ diff --git a/src/cpu/samsung/exynos5250/dmc.h b/src/cpu/samsung/exynos5250/dmc.h deleted file mode 100644 index 6388316c5e..0000000000 --- a/src/cpu/samsung/exynos5250/dmc.h +++ /dev/null @@ -1,353 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_DMC_H -#define CPU_SAMSUNG_EXYNOS5250_DMC_H - -#ifndef __ASSEMBLER__ - -#include "cpu.h" - -struct exynos5_dmc { - unsigned int concontrol; - unsigned int memcontrol; - unsigned int memconfig0; - unsigned int memconfig1; - unsigned int directcmd; - unsigned int prechconfig; - unsigned int phycontrol0; - unsigned char res1[0xc]; - unsigned int pwrdnconfig; - unsigned int timingpzq; - unsigned int timingref; - unsigned int timingrow; - unsigned int timingdata; - unsigned int timingpower; - unsigned int phystatus; - unsigned char res2[0x4]; - unsigned int chipstatus_ch0; - unsigned int chipstatus_ch1; - unsigned char res3[0x4]; - unsigned int mrstatus; - unsigned char res4[0x8]; - unsigned int qoscontrol0; - unsigned char resr5[0x4]; - unsigned int qoscontrol1; - unsigned char res6[0x4]; - unsigned int qoscontrol2; - unsigned char res7[0x4]; - unsigned int qoscontrol3; - unsigned char res8[0x4]; - unsigned int qoscontrol4; - unsigned char res9[0x4]; - unsigned int qoscontrol5; - unsigned char res10[0x4]; - unsigned int qoscontrol6; - unsigned char res11[0x4]; - unsigned int qoscontrol7; - unsigned char res12[0x4]; - unsigned int qoscontrol8; - unsigned char res13[0x4]; - unsigned int qoscontrol9; - unsigned char res14[0x4]; - unsigned int qoscontrol10; - unsigned char res15[0x4]; - unsigned int qoscontrol11; - unsigned char res16[0x4]; - unsigned int qoscontrol12; - unsigned char res17[0x4]; - unsigned int qoscontrol13; - unsigned char res18[0x4]; - unsigned int qoscontrol14; - unsigned char res19[0x4]; - unsigned int qoscontrol15; - unsigned char res20[0x14]; - unsigned int ivcontrol; - unsigned int wrtra_config; - unsigned int rdlvl_config; - unsigned char res21[0x8]; - unsigned int brbrsvconfig; - unsigned int brbqosconfig; - unsigned int membaseconfig0; - unsigned int membaseconfig1; - unsigned char res22[0xc]; - unsigned int wrlvl_config; - unsigned char res23[0xc]; - unsigned int perevcontrol; - unsigned int perev0config; - unsigned int perev1config; - unsigned int perev2config; - unsigned int perev3config; - unsigned char res24[0xdebc]; - unsigned int pmnc_ppc_a; - unsigned char res25[0xc]; - unsigned int cntens_ppc_a; - unsigned char res26[0xc]; - unsigned int cntenc_ppc_a; - unsigned char res27[0xc]; - unsigned int intens_ppc_a; - unsigned char res28[0xc]; - unsigned int intenc_ppc_a; - unsigned char res29[0xc]; - unsigned int flag_ppc_a; - unsigned char res30[0xac]; - unsigned int ccnt_ppc_a; - unsigned char res31[0xc]; - unsigned int pmcnt0_ppc_a; - unsigned char res32[0xc]; - unsigned int pmcnt1_ppc_a; - unsigned char res33[0xc]; - unsigned int pmcnt2_ppc_a; - unsigned char res34[0xc]; - unsigned int pmcnt3_ppc_a; -}; - -static struct exynos5_dmc * const exynos_dmc = (void *)EXYNOS5_DMC_CTRL_BASE; - -struct exynos5_phy_control { - unsigned int phy_con0; - unsigned int phy_con1; - unsigned int phy_con2; - unsigned int phy_con3; - unsigned int phy_con4; - unsigned char res1[4]; - unsigned int phy_con6; - unsigned char res2[4]; - unsigned int phy_con8; - unsigned int phy_con9; - unsigned int phy_con10; - unsigned char res3[4]; - unsigned int phy_con12; - unsigned int phy_con13; - unsigned int phy_con14; - unsigned int phy_con15; - unsigned int phy_con16; - unsigned char res4[4]; - unsigned int phy_con17; - unsigned int phy_con18; - unsigned int phy_con19; - unsigned int phy_con20; - unsigned int phy_con21; - unsigned int phy_con22; - unsigned int phy_con23; - unsigned int phy_con24; - unsigned int phy_con25; - unsigned int phy_con26; - unsigned int phy_con27; - unsigned int phy_con28; - unsigned int phy_con29; - unsigned int phy_con30; - unsigned int phy_con31; - unsigned int phy_con32; - unsigned int phy_con33; - unsigned int phy_con34; - unsigned int phy_con35; - unsigned int phy_con36; - unsigned int phy_con37; - unsigned int phy_con38; - unsigned int phy_con39; - unsigned int phy_con40; - unsigned int phy_con41; - unsigned int phy_con42; -}; - -static struct exynos5_phy_control * const exynos_phy0_control = - (void *)EXYNOS5_DMC_PHY0_BASE; -static struct exynos5_phy_control * const exynos_phy1_control = - (void *)EXYNOS5_DMC_PHY1_BASE; - -enum ddr_mode { - DDR_MODE_DDR2, - DDR_MODE_DDR3, - DDR_MODE_LPDDR2, - DDR_MODE_LPDDR3, - - DDR_MODE_COUNT, -}; - -/* For reasons unknown, people are in the habit of taking a 32-bit - * field with 2 possible values and packing it with, say, 2 bits. A - * non-robust encoding, using only 2 bits of a 32-bit field, is - * incredibly difficult to deal with when things go wrong, because - * there are a lot of things that get expressed as 0, 1, or 2. If - * you're scanning with jtag or dumping memory it is really hard to - * tell when you've hit the beginning of the struct. So, let's be a - * bit smart here. First, while it's common to let the enum count - * entries for you, when there are two of them, we can do the - * counting. And, let's set the values to something we can easily scan - * for in memory. Since '1' and '2' are rather common, we pick - * something that's actually of some value when things go wrong. This - * setup motivated by a use case: something's going wrong and having a - * manuf name of '1' or '2' is completely useless! - */ -enum mem_manuf { - MEM_MANUF_AUTODETECT, - MEM_MANUF_ELPIDA = 0xe7b1da, - MEM_MANUF_SAMSUNG = 0x5a5096, - - MEM_MANUF_COUNT = 2, // fancy that. -}; - -enum { - MEM_TIMINGS_MSR_COUNT = 4, -}; - -#define DMC_INTERLEAVE_SIZE 0x1f - -/* CONCONTROL register fields */ -#define CONCONTROL_DFI_INIT_START_SHIFT 28 -#define CONCONTROL_RD_FETCH_SHIFT 12 -#define CONCONTROL_RD_FETCH_MASK (0x7 << CONCONTROL_RD_FETCH_SHIFT) -#define CONCONTROL_AREF_EN_SHIFT 5 - -/* PRECHCONFIG register field */ -#define PRECHCONFIG_TP_CNT_SHIFT 24 - -/* PWRDNCONFIG register field */ -#define PWRDNCONFIG_DPWRDN_CYC_SHIFT 0 -#define PWRDNCONFIG_DSREF_CYC_SHIFT 16 - -/* PHY_CON0 register fields */ -#define PHY_CON0_T_WRRDCMD_SHIFT 17 -#define PHY_CON0_T_WRRDCMD_MASK (0x7 << PHY_CON0_T_WRRDCMD_SHIFT) -#define PHY_CON0_CTRL_DDR_MODE_SHIFT 11 - -/* PHY_CON1 register fields */ -#define PHY_CON1_RDLVL_RDDATA_ADJ_SHIFT 0 - -/* PHY_CON12 register fields */ -#define PHY_CON12_CTRL_START_POINT_SHIFT 24 -#define PHY_CON12_CTRL_INC_SHIFT 16 -#define PHY_CON12_CTRL_FORCE_SHIFT 8 -#define PHY_CON12_CTRL_START_SHIFT 6 -#define PHY_CON12_CTRL_START_MASK (1 << PHY_CON12_CTRL_START_SHIFT) -#define PHY_CON12_CTRL_DLL_ON_SHIFT 5 -#define PHY_CON12_CTRL_DLL_ON_MASK (1 << PHY_CON12_CTRL_DLL_ON_SHIFT) -#define PHY_CON12_CTRL_REF_SHIFT 1 - -/* PHY_CON16 register fields */ -#define PHY_CON16_ZQ_MODE_DDS_SHIFT 24 -#define PHY_CON16_ZQ_MODE_DDS_MASK (0x7 << PHY_CON16_ZQ_MODE_DDS_SHIFT) - -#define PHY_CON16_ZQ_MODE_TERM_SHIFT 21 -#define PHY_CON16_ZQ_MODE_TERM_MASK (0x7 << PHY_CON16_ZQ_MODE_TERM_SHIFT) - -#define PHY_CON16_ZQ_MODE_NOTERM_MASK (1 << 19) - -/* PHY_CON42 register fields */ -#define PHY_CON42_CTRL_BSTLEN_SHIFT 8 -#define PHY_CON42_CTRL_BSTLEN_MASK (0xff << PHY_CON42_CTRL_BSTLEN_SHIFT) - -#define PHY_CON42_CTRL_RDLAT_SHIFT 0 -#define PHY_CON42_CTRL_RDLAT_MASK (0x1f << PHY_CON42_CTRL_RDLAT_SHIFT) - -/* These are the memory timings for a particular memory type and speed */ -struct mem_timings { - enum mem_manuf mem_manuf; /* Memory manufacturer */ - enum ddr_mode mem_type; /* Memory type */ - unsigned int frequency_mhz; /* Frequency of memory in MHz */ - - /* Here follow the timing parameters for the selected memory */ - uint8_t apll_mdiv; - uint8_t apll_pdiv; - uint8_t apll_sdiv; - uint8_t mpll_mdiv; - uint8_t mpll_pdiv; - uint8_t mpll_sdiv; - uint8_t cpll_mdiv; - uint8_t cpll_pdiv; - uint8_t cpll_sdiv; - uint8_t gpll_pdiv; - uint16_t gpll_mdiv; - uint8_t gpll_sdiv; - uint8_t epll_mdiv; - uint8_t epll_pdiv; - uint8_t epll_sdiv; - uint8_t vpll_mdiv; - uint8_t vpll_pdiv; - uint8_t vpll_sdiv; - uint8_t bpll_mdiv; - uint8_t bpll_pdiv; - uint8_t bpll_sdiv; - uint8_t use_bpll; /* 1 to use BPLL for cdrex, 0 to use MPLL */ - uint8_t pclk_cdrex_ratio; - unsigned int direct_cmd_msr[MEM_TIMINGS_MSR_COUNT]; - - unsigned int timing_ref; - unsigned int timing_row; - unsigned int timing_data; - unsigned int timing_power; - - /* DQS, DQ, DEBUG offsets */ - unsigned int phy0_dqs; - unsigned int phy1_dqs; - unsigned int phy0_dq; - unsigned int phy1_dq; - uint8_t phy0_tFS; - uint8_t phy1_tFS; - uint8_t phy0_pulld_dqs; - uint8_t phy1_pulld_dqs; - - uint8_t lpddr3_ctrl_phy_reset; - uint8_t ctrl_start_point; - uint8_t ctrl_inc; - uint8_t ctrl_start; - uint8_t ctrl_dll_on; - uint8_t ctrl_ref; - - uint8_t ctrl_force; - uint8_t ctrl_rdlat; - uint8_t ctrl_bstlen; - - uint8_t fp_resync; - uint8_t iv_size; - uint8_t dfi_init_start; - uint8_t aref_en; - - uint8_t rd_fetch; - - uint8_t zq_mode_dds; - uint8_t zq_mode_term; - uint8_t zq_mode_noterm; /* 1 to allow termination disable */ - - unsigned int memcontrol; - unsigned int memconfig; - - unsigned int membaseconfig0; - unsigned int membaseconfig1; - unsigned int prechconfig_tp_cnt; - unsigned int dpwrdn_cyc; - unsigned int dsref_cyc; - unsigned int concontrol; - /* Channel and Chip Selection */ - uint8_t dmc_channels; /* number of memory channels */ - uint8_t chips_per_channel; /* number of chips per channel */ - uint8_t chips_to_configure; /* number of chips to configure */ - uint8_t send_zq_init; /* 1 to send this command */ - unsigned int impedance; /* drive strength impedance */ - uint8_t gate_leveling_enable; /* check gate leveling is enabled */ -}; - -/** - * Get the correct memory timings for our selected memory type and speed. - * - * @return pointer to the memory timings that we should use - */ -struct mem_timings *get_mem_timings(void); - -#endif -#endif diff --git a/src/cpu/samsung/exynos5250/dmc_common.c b/src/cpu/samsung/exynos5250/dmc_common.c deleted file mode 100644 index 624097b12b..0000000000 --- a/src/cpu/samsung/exynos5250/dmc_common.c +++ /dev/null @@ -1,182 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* Mem setup common file for different types of DDR present on SMDK5250 boards. - */ - -#include <console/console.h> -#include <arch/io.h> -#include <delay.h> -#include "setup.h" -#include "dmc.h" -#include "clk.h" -#include "setup.h" - -#define ZQ_INIT_TIMEOUT 10000 - -int dmc_config_zq(struct mem_timings *mem, - struct exynos5_phy_control *phy0_ctrl, - struct exynos5_phy_control *phy1_ctrl) -{ - unsigned long val = 0; - int i; - - /* - * ZQ Calibration: - * Select Driver Strength, - * long calibration for manual calibration - */ - val = PHY_CON16_RESET_VAL; - val |= mem->zq_mode_dds << PHY_CON16_ZQ_MODE_DDS_SHIFT; - val |= mem->zq_mode_term << PHY_CON16_ZQ_MODE_TERM_SHIFT; - val |= ZQ_CLK_DIV_EN; - writel(val, &phy0_ctrl->phy_con16); - writel(val, &phy1_ctrl->phy_con16); - - /* Disable termination */ - if (mem->zq_mode_noterm) - val |= PHY_CON16_ZQ_MODE_NOTERM_MASK; - writel(val, &phy0_ctrl->phy_con16); - writel(val, &phy1_ctrl->phy_con16); - - /* ZQ_MANUAL_START: Enable */ - val |= ZQ_MANUAL_STR; - writel(val, &phy0_ctrl->phy_con16); - writel(val, &phy1_ctrl->phy_con16); - - /* ZQ_MANUAL_START: Disable */ - val &= ~ZQ_MANUAL_STR; - - /* - * Since we are manually calibrating the ZQ values, - * we are looping for the ZQ_init to complete. - */ - i = ZQ_INIT_TIMEOUT; - while ((readl(&phy0_ctrl->phy_con17) & ZQ_DONE) != ZQ_DONE && i > 0) { - udelay(1); - i--; - } - if (!i) - return -1; - writel(val, &phy0_ctrl->phy_con16); - - i = ZQ_INIT_TIMEOUT; - while ((readl(&phy1_ctrl->phy_con17) & ZQ_DONE) != ZQ_DONE && i > 0) { - udelay(1); - i--; - } - if (!i) - return -1; - writel(val, &phy1_ctrl->phy_con16); - - return 0; -} - -void update_reset_dll(struct exynos5_dmc *dmc, enum ddr_mode mode) -{ - unsigned long val; - - if (mode == DDR_MODE_DDR3) { - val = MEM_TERM_EN | PHY_TERM_EN | DMC_CTRL_SHGATE; - writel(val, &dmc->phycontrol0); - } - - /* Update DLL Information: Force DLL Resynchronization */ - val = readl(&dmc->phycontrol0); - val |= FP_RSYNC; - writel(val, &dmc->phycontrol0); - - /* Reset Force DLL Resynchronization */ - val = readl(&dmc->phycontrol0); - val &= ~FP_RSYNC; - writel(val, &dmc->phycontrol0); -} - -void dmc_config_mrs(struct mem_timings *mem, struct exynos5_dmc *dmc) -{ - int channel, chip; - - for (channel = 0; channel < mem->dmc_channels; channel++) { - unsigned long mask; - - mask = channel << DIRECT_CMD_CHANNEL_SHIFT; - for (chip = 0; chip < mem->chips_to_configure; chip++) { - int i; - - mask |= chip << DIRECT_CMD_CHIP_SHIFT; - - /* Sending NOP command */ - writel(DIRECT_CMD_NOP | mask, &dmc->directcmd); - - /* - * TODO(alim.akhtar@samsung.com): Do we need these - * delays? This one and the next were not there for - * DDR3. - */ - udelay(100); - - /* Sending EMRS/MRS commands */ - for (i = 0; i < MEM_TIMINGS_MSR_COUNT; i++) { - writel(mem->direct_cmd_msr[i] | mask, - &dmc->directcmd); - udelay(100); - } - - if (mem->send_zq_init) { - /* Sending ZQINIT command */ - writel(DIRECT_CMD_ZQINIT | mask, - &dmc->directcmd); - /* - * FIXME: This was originally sdelay(10000) - * in the imported u-boot code. That may have - * been meant to be sdelay(0x10000) since that - * was used elsewhere in this function. Either - * way seems to work, though. - */ - udelay(12); - } - } - } -} - -void dmc_config_prech(struct mem_timings *mem, struct exynos5_dmc *dmc) -{ - int channel, chip; - - for (channel = 0; channel < mem->dmc_channels; channel++) { - unsigned long mask; - - mask = channel << DIRECT_CMD_CHANNEL_SHIFT; - for (chip = 0; chip < mem->chips_per_channel; chip++) { - mask |= chip << DIRECT_CMD_CHIP_SHIFT; - - /* PALL (all banks precharge) CMD */ - writel(DIRECT_CMD_PALL | mask, &dmc->directcmd); - udelay(100); - } - } -} - -void dmc_config_memory(struct mem_timings *mem, struct exynos5_dmc *dmc) -{ - writel(mem->memconfig, &dmc->memconfig0); - writel(mem->memconfig, &dmc->memconfig1); - writel(DMC_MEMBASECONFIG0_VAL, &dmc->membaseconfig0); - writel(DMC_MEMBASECONFIG1_VAL, &dmc->membaseconfig1); -} diff --git a/src/cpu/samsung/exynos5250/dmc_init_ddr3.c b/src/cpu/samsung/exynos5250/dmc_init_ddr3.c deleted file mode 100644 index 89a7b613e7..0000000000 --- a/src/cpu/samsung/exynos5250/dmc_init_ddr3.c +++ /dev/null @@ -1,250 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* DDR3 mem setup file for SMDK5250 board based on EXYNOS5 */ - -#include <delay.h> -#include <arch/io.h> -#include <console/console.h> -#include "clk.h" -#include "cpu.h" -#include "dmc.h" -#include "setup.h" - -#define RDLVL_COMPLETE_TIMEOUT 10000 - -static void reset_phy_ctrl(void) -{ - writel(LPDDR3PHY_CTRL_PHY_RESET_ENABLE, &exynos_clock->lpddr3phy_ctrl); - writel(LPDDR3PHY_CTRL_PHY_RESET_DISABLE, &exynos_clock->lpddr3phy_ctrl); - -#if 0 - /* - * For proper memory initialization there should be a minimum delay of - * 500us after the LPDDR3PHY_CTRL_PHY_RESET signal. - * The below value is an approximate value whose calculation in done - * considering that sdelay takes 2 instruction for every 1 delay cycle. - * And assuming each instruction takes 1 clock cycle i.e 1/(1.7 Ghz)sec - * So for 500 usec, the number of delay cycle should be - * (500 * 10^-6) * (1.7 * 10^9) / 2 = 425000 - * - * TODO(hatim.rv@samsung.com): Implement the delay using timer/counter - */ - sdelay(425000); -#endif - udelay(500); -} - -int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size, - int mem_reset) -{ - unsigned int val; - int i; - - if (mem_reset) - reset_phy_ctrl(); - - /* Set Impedance Output Driver */ - val = (mem->impedance << CA_CK_DRVR_DS_OFFSET) | - (mem->impedance << CA_CKE_DRVR_DS_OFFSET) | - (mem->impedance << CA_CS_DRVR_DS_OFFSET) | - (mem->impedance << CA_ADR_DRVR_DS_OFFSET); - writel(val, &exynos_phy0_control->phy_con39); - writel(val, &exynos_phy1_control->phy_con39); - - /* Set Read Latency and Burst Length for PHY0 and PHY1 */ - val = (mem->ctrl_bstlen << PHY_CON42_CTRL_BSTLEN_SHIFT) | - (mem->ctrl_rdlat << PHY_CON42_CTRL_RDLAT_SHIFT); - writel(val, &exynos_phy0_control->phy_con42); - writel(val, &exynos_phy1_control->phy_con42); - - /* ZQ Calibration */ - if (dmc_config_zq(mem, exynos_phy0_control, exynos_phy1_control)){ - printk(BIOS_EMERG, "DRAM ZQ CALIBRATION FAILURE\n"); - return SETUP_ERR_ZQ_CALIBRATION_FAILURE; - } - - /* DQ Signal */ - writel(mem->phy0_pulld_dqs, &exynos_phy0_control->phy_con14); - writel(mem->phy1_pulld_dqs, &exynos_phy1_control->phy_con14); - - writel(mem->concontrol | (mem->rd_fetch << CONCONTROL_RD_FETCH_SHIFT) - | (mem->dfi_init_start << CONCONTROL_DFI_INIT_START_SHIFT), - &exynos_dmc->concontrol); - - update_reset_dll(exynos_dmc, DDR_MODE_DDR3); - - /* DQS Signal */ - writel(mem->phy0_dqs, &exynos_phy0_control->phy_con4); - writel(mem->phy1_dqs, &exynos_phy1_control->phy_con4); - - writel(mem->phy0_dq, &exynos_phy0_control->phy_con6); - writel(mem->phy1_dq, &exynos_phy1_control->phy_con6); - - writel(mem->phy0_tFS, &exynos_phy0_control->phy_con10); - writel(mem->phy1_tFS, &exynos_phy1_control->phy_con10); - - val = (mem->ctrl_start_point << PHY_CON12_CTRL_START_POINT_SHIFT) | - (mem->ctrl_inc << PHY_CON12_CTRL_INC_SHIFT) | - (mem->ctrl_dll_on << PHY_CON12_CTRL_DLL_ON_SHIFT) | - (mem->ctrl_ref << PHY_CON12_CTRL_REF_SHIFT); - writel(val, &exynos_phy0_control->phy_con12); - writel(val, &exynos_phy1_control->phy_con12); - - /* Start DLL locking */ - writel(val | (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT), - &exynos_phy0_control->phy_con12); - writel(val | (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT), - &exynos_phy1_control->phy_con12); - - update_reset_dll(exynos_dmc, DDR_MODE_DDR3); - - writel(mem->concontrol | (mem->rd_fetch << CONCONTROL_RD_FETCH_SHIFT), - &exynos_dmc->concontrol); - - /* Memory Channel Inteleaving Size */ - writel(mem->iv_size, &exynos_dmc->ivcontrol); - - /* Set DMC MEMCONTROL register */ - val = mem->memcontrol & ~DMC_MEMCONTROL_DSREF_ENABLE; - writel(val, &exynos_dmc->memcontrol); - - writel(mem->memconfig, &exynos_dmc->memconfig0); - writel(mem->memconfig, &exynos_dmc->memconfig1); - writel(mem->membaseconfig0, &exynos_dmc->membaseconfig0); - writel(mem->membaseconfig1, &exynos_dmc->membaseconfig1); - - /* Precharge Configuration */ - writel(mem->prechconfig_tp_cnt << PRECHCONFIG_TP_CNT_SHIFT, - &exynos_dmc->prechconfig); - - /* Power Down mode Configuration */ - writel(mem->dpwrdn_cyc << PWRDNCONFIG_DPWRDN_CYC_SHIFT | - mem->dsref_cyc << PWRDNCONFIG_DSREF_CYC_SHIFT, - &exynos_dmc->pwrdnconfig); - - /* TimingRow, TimingData, TimingPower and Timingaref - * values as per Memory AC parameters - */ - writel(mem->timing_ref, &exynos_dmc->timingref); - writel(mem->timing_row, &exynos_dmc->timingrow); - writel(mem->timing_data, &exynos_dmc->timingdata); - writel(mem->timing_power, &exynos_dmc->timingpower); - - /* Send PALL command */ - dmc_config_prech(mem, exynos_dmc); - - if (mem_reset) { - /* Send NOP, MRS and ZQINIT commands. - * Sending MRS command will reset the DRAM. We should not be - * reseting the DRAM after resume, this will lead to memory - * corruption as DRAM content is lost after DRAM reset - */ - dmc_config_mrs(mem, exynos_dmc); - } - - if (mem->gate_leveling_enable) { - val = PHY_CON0_RESET_VAL; - val |= P0_CMD_EN; - writel(val, &exynos_phy0_control->phy_con0); - writel(val, &exynos_phy1_control->phy_con0); - - val = PHY_CON2_RESET_VAL; - val |= INIT_DESKEW_EN; - writel(val, &exynos_phy0_control->phy_con2); - writel(val, &exynos_phy1_control->phy_con2); - - val = PHY_CON0_RESET_VAL; - val |= P0_CMD_EN; - val |= BYTE_RDLVL_EN; - writel(val, &exynos_phy0_control->phy_con0); - writel(val, &exynos_phy1_control->phy_con0); - - val = (mem->ctrl_start_point << - PHY_CON12_CTRL_START_POINT_SHIFT) | - (mem->ctrl_inc << PHY_CON12_CTRL_INC_SHIFT) | - (mem->ctrl_force << PHY_CON12_CTRL_FORCE_SHIFT) | - (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT) | - (mem->ctrl_ref << PHY_CON12_CTRL_REF_SHIFT); - writel(val, &exynos_phy0_control->phy_con12); - writel(val, &exynos_phy1_control->phy_con12); - - val = PHY_CON2_RESET_VAL; - val |= INIT_DESKEW_EN; - val |= RDLVL_GATE_EN; - writel(val, &exynos_phy0_control->phy_con2); - writel(val, &exynos_phy1_control->phy_con2); - - val = PHY_CON0_RESET_VAL; - val |= P0_CMD_EN; - val |= BYTE_RDLVL_EN; - val |= CTRL_SHGATE; - writel(val, &exynos_phy0_control->phy_con0); - writel(val, &exynos_phy1_control->phy_con0); - - val = PHY_CON1_RESET_VAL; - val &= ~(CTRL_GATEDURADJ_MASK); - writel(val, &exynos_phy0_control->phy_con1); - writel(val, &exynos_phy1_control->phy_con1); - - writel(CTRL_RDLVL_GATE_ENABLE, &exynos_dmc->rdlvl_config); - i = RDLVL_COMPLETE_TIMEOUT; - while ((readl(&exynos_dmc->phystatus) & - (RDLVL_COMPLETE_CHO | RDLVL_COMPLETE_CH1)) != - (RDLVL_COMPLETE_CHO | RDLVL_COMPLETE_CH1) && i > 0) { - /* - * TODO(waihong): Comment on how long this take to - * timeout - */ - udelay(1); - i--; - } - if (!i){ - printk(BIOS_EMERG, "Timeout on RDLVL. No DRAM.\n"); - return SETUP_ERR_RDLV_COMPLETE_TIMEOUT; - } - writel(CTRL_RDLVL_GATE_DISABLE, &exynos_dmc->rdlvl_config); - - writel(0, &exynos_phy0_control->phy_con14); - writel(0, &exynos_phy1_control->phy_con14); - - val = (mem->ctrl_start_point << - PHY_CON12_CTRL_START_POINT_SHIFT) | - (mem->ctrl_inc << PHY_CON12_CTRL_INC_SHIFT) | - (mem->ctrl_force << PHY_CON12_CTRL_FORCE_SHIFT) | - (mem->ctrl_start << PHY_CON12_CTRL_START_SHIFT) | - (mem->ctrl_dll_on << PHY_CON12_CTRL_DLL_ON_SHIFT) | - (mem->ctrl_ref << PHY_CON12_CTRL_REF_SHIFT); - writel(val, &exynos_phy0_control->phy_con12); - writel(val, &exynos_phy1_control->phy_con12); - - update_reset_dll(exynos_dmc, DDR_MODE_DDR3); - } - - /* Send PALL command */ - dmc_config_prech(mem, exynos_dmc); - - writel(mem->memcontrol, &exynos_dmc->memcontrol); - - /* Set DMC Concontrol and enable auto-refresh counter */ - writel(mem->concontrol | (mem->rd_fetch << CONCONTROL_RD_FETCH_SHIFT) - | (mem->aref_en << CONCONTROL_AREF_EN_SHIFT), - &exynos_dmc->concontrol); - return 0; -} diff --git a/src/cpu/samsung/exynos5250/dp-core.h b/src/cpu/samsung/exynos5250/dp-core.h deleted file mode 100644 index ab7e7e4b32..0000000000 --- a/src/cpu/samsung/exynos5250/dp-core.h +++ /dev/null @@ -1,260 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* Header file for Samsung DP (Display Port) interface driver. */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_DP_CORE_H -#define CPU_SAMSUNG_EXYNOS5250_DP_CORE_H - -#define STREAM_ON_TIMEOUT 100 -#define PLL_LOCK_TIMEOUT 10 -#define DP_INIT_TRIES 10 -#define MAX_CR_LOOP 5 -#define MAX_EQ_LOOP 4 - -/* Link rate type */ -enum link_rate { - LINK_RATE_1_62GBPS = 0x06, - LINK_RATE_2_70GBPS = 0x0a -}; - -/* Number of lanes supported */ -enum link_lane_count { - LANE_COUNT1 = 1, - LANE_COUNT2 = 2, - LANE_COUNT4 = 4 -}; - -/* Pre emphasis level */ -enum pre_emphasis_level { - PRE_EMPHASIS_LEVEL_0, - PRE_EMPHASIS_LEVEL_1, - PRE_EMPHASIS_LEVEL_2, - PRE_EMPHASIS_LEVEL_3, -}; - -/* Type of color space */ -enum color_space { - COLOR_RGB, - COLOR_YCBCR422, - COLOR_YCBCR444 -}; - -/* Video input Bit Per Color */ -enum color_depth { - COLOR_6, - COLOR_8, - COLOR_10, - COLOR_12 -}; - -/* Type of YCbCr coefficient */ -enum color_coefficient { - COLOR_YCBCR601, - COLOR_YCBCR709 -}; - -/* Color range */ -enum dynamic_range { - VESA, - CEA -}; - -/* Status of PLL clock */ -enum pll_status { - PLL_UNLOCKED, - PLL_LOCKED -}; - -/* To choose type of m_value */ -enum clock_recovery_m_value_type { - CALCULATED_M, - REGISTER_M -}; - -struct video_info { - enum color_space color_space; - enum dynamic_range dynamic_range; - enum color_coefficient ycbcr_coeff; - enum color_depth color_depth; - - enum link_rate link_rate; - enum link_lane_count lane_count; - - char *name; - - unsigned int h_sync_polarity:1; - unsigned int v_sync_polarity:1; - unsigned int interlaced:1; -}; - -struct link_train { - u8 link_rate; - u8 lane_count; -}; - -struct s5p_dp_device { - unsigned int irq; - struct exynos5_dp *base; - struct video_info *video_info; - struct link_train link_train; -}; - -/* s5p_dp_reg.c */ - -/* - * Reset DP module - * - * param dp pointer to main s5p-dp structure - */ -void s5p_dp_reset(struct s5p_dp_device *dp); -/* - * Initialize DP to receive video stream - * - * param dp pointer to main s5p-dp structure - */ -void s5p_dp_init_video(struct s5p_dp_device *dp); -/* - * Check whether PLL is locked - * - * param dp pointer to main s5p-dp structure - * return Lock status - */ -unsigned int s5p_dp_get_pll_lock_status(struct s5p_dp_device *dp); -/* - * Initialize analog functions of DP - * - * param dp pointer to main s5p-dp structure - * return 0 on success - */ -int s5p_dp_init_analog_func(struct s5p_dp_device *dp); -/* - * Initialize DP for AUX transaction - * - * param dp pointer to main s5p-dp structure - */ -void s5p_dp_init_aux(struct s5p_dp_device *dp); - -/* - * Start an AUX transaction. - * - * param dp pointer to main s5p-dp structure - */ -int s5p_dp_start_aux_transaction(struct s5p_dp_device *dp); - -/* - * Write a byte to DPCD register - * - * param dp pointer to main s5p-dp structure - * param reg_addr DPCD register to be written - * param data byte data to be written - * return write status - */ -int s5p_dp_write_byte_to_dpcd(struct s5p_dp_device *dp, - unsigned int reg_addr, - unsigned char data); -/* - * Read a byte from DPCD register - * - * param dp pointer to main s5p-dp structure - * param reg_addr DPCD register to read - * param data read byte data - * return read status - */ -int s5p_dp_read_byte_from_dpcd(struct s5p_dp_device *dp, - unsigned int reg_addr, - unsigned char *data); -/* - * Initialize DP video functions - * - * param dp pointer to main s5p-dp structure - */ -//void s5p_dp_init_video(struct s5p_dp_device *dp); - -/* - * Set color parameters for display - * - * param dp pointer to main s5p-dp structure - * param color_depth Video input Bit Per Color - * param color_space Colorimetric format of input video - * param dynamic_range VESA range or CEA range - * param coeff YCbCr Coefficients of input video - */ -void s5p_dp_set_video_color_format(struct s5p_dp_device *dp, - unsigned int color_depth, - unsigned int color_space, - unsigned int dynamic_range, - unsigned int coeff); -/* - * Check whether video clock is on - * - * param dp pointer to main s5p-dp structure - * return clock status - */ -int s5p_dp_is_slave_video_stream_clock_on(struct s5p_dp_device *dp); -/* - * Check whether video clock is on - * - * param dp pointer to main s5p-dp structure - * param type clock_recovery_m_value_type - * param m_value to calculate m_vid value - * param n_value to calculate n_vid value - */ -void s5p_dp_set_video_cr_mn(struct s5p_dp_device *dp, - enum clock_recovery_m_value_type type, - unsigned int m_value, - unsigned int n_value); -/* - * Set DP to video slave mode thereby enabling video master - * - * param dp pointer to main s5p-dp structure - */ -void s5p_dp_enable_video_master(struct s5p_dp_device *dp); -/* - * Check whether video stream is on - * - * param dp pointer to main s5p-dp structure - * return video stream status - */ -int s5p_dp_is_video_stream_on(struct s5p_dp_device *dp); -/* - * Configure DP in slave mode - * - * param dp pointer to main s5p-dp structure - * param video_info pointer to main video_info structure. - */ -void s5p_dp_config_video_slave_mode(struct s5p_dp_device *dp, - struct video_info *video_info); - -/* - * Wait unitl HW link training done - * - * param dp pointer to main s5p-dp structure - */ -void s5p_dp_wait_hw_link_training_done(struct s5p_dp_device *dp); - -/* startup and init */ -struct exynos5_fimd_panel; -void fb_init(unsigned long int fb_size, void *lcdbase, - struct exynos5_fimd_panel *pd); -int dp_controller_init(struct s5p_dp_device *dp_device); -int lcd_ctrl_init(unsigned long int fb_size, - struct exynos5_fimd_panel *panel_data, void *lcdbase); -#endif /* CPU_SAMSUNG_EXYNOS5250_DP_CORE_H */ diff --git a/src/cpu/samsung/exynos5250/dp-reg.c b/src/cpu/samsung/exynos5250/dp-reg.c deleted file mode 100644 index 1cc70887ce..0000000000 --- a/src/cpu/samsung/exynos5250/dp-reg.c +++ /dev/null @@ -1,503 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* Samsung DP (Display port) register interface driver. */ - -#include <console/console.h> -#include <arch/io.h> -#include <delay.h> -#include "timer.h" -#include "clk.h" -#include "cpu.h" -#include "periph.h" -#include "dp.h" -#include "fimd.h" -#include "dp-core.h" - -void s5p_dp_reset(struct s5p_dp_device *dp) -{ - u32 reg; - struct exynos5_dp *base = dp->base; - - writel(RESET_DP_TX, &base->dp_tx_sw_reset); - - /* Stop Video */ - clrbits_le32(&base->video_ctl_1, VIDEO_EN); - clrbits_le32(&base->video_ctl_1, HDCP_VIDEO_MUTE); - - reg = MASTER_VID_FUNC_EN_N | SLAVE_VID_FUNC_EN_N | - AUD_FIFO_FUNC_EN_N | AUD_FUNC_EN_N | - HDCP_FUNC_EN_N | SW_FUNC_EN_N; - writel(reg, &base->func_en_1); - - reg = SSC_FUNC_EN_N | AUX_FUNC_EN_N | - SERDES_FIFO_FUNC_EN_N | - LS_CLK_DOMAIN_FUNC_EN_N; - writel(reg, &base->func_en_2); - - udelay(20); - - reg = LANE3_MAP_LOGIC_LANE_3 | LANE2_MAP_LOGIC_LANE_2 | - LANE1_MAP_LOGIC_LANE_1 | LANE0_MAP_LOGIC_LANE_0; - - writel(reg, &base->lane_map); - - writel(0x0, &base->sys_ctl_1); - writel(0x40, &base->sys_ctl_2); - writel(0x0, &base->sys_ctl_3); - writel(0x0, &base->sys_ctl_4); - - writel(0x0, &base->pkt_send_ctl); - writel(0x0, &base->dp_hdcp_ctl); - - writel(0x5e, &base->dp_hpd_deglitch_l); - writel(0x1a, &base->dp_hpd_deglitch_h); - - writel(0x10, &base->dp_debug_ctl); - - writel(0x0, &base->dp_phy_test); - - writel(0x0, &base->dp_video_fifo_thrd); - writel(0x20, &base->dp_audio_margin); - - writel(0x4, &base->m_vid_gen_filter_th); - writel(0x2, &base->m_aud_gen_filter_th); - - writel(0x00000101, &base->soc_general_ctl); - - /* Set Analog Parameters */ - writel(0x10, &base->analog_ctl_1); - writel(0x0C, &base->analog_ctl_2); - writel(0x85, &base->analog_ctl_3); - writel(0x66, &base->pll_filter_ctl_1); - writel(0x0, &base->tx_amp_tuning_ctl); - - /* Set interrupt pin assertion polarity as high */ - writel(INT_POL0 | INT_POL1, &base->int_ctl); - - /* Clear pending registers */ - writel(0xff, &base->common_int_sta_1); - writel(0x4f, &base->common_int_sta_2); - writel(0xe0, &base->common_int_sta_3); - writel(0xe7, &base->common_int_sta_4); - writel(0x63, &base->dp_int_sta); - - /* 0:mask,1: unmask */ - writel(0x00, &base->common_int_mask_1); - writel(0x00, &base->common_int_mask_2); - writel(0x00, &base->common_int_mask_3); - writel(0x00, &base->common_int_mask_4); - writel(0x00, &base->int_sta_mask); -} - -unsigned int s5p_dp_get_pll_lock_status(struct s5p_dp_device *dp) -{ - u32 reg; - - reg = readl(&dp->base->dp_debug_ctl); - if (reg & PLL_LOCK) - return PLL_LOCKED; - else - return PLL_UNLOCKED; -} - -int s5p_dp_init_analog_func(struct s5p_dp_device *dp) -{ - u32 reg; - struct mono_time current, end; - struct exynos5_dp *base = dp->base; - - writel(0x00, &base->dp_phy_pd); - - reg = PLL_LOCK_CHG; - writel(reg, &base->common_int_sta_1); - - clrbits_le32(&base->dp_debug_ctl, (F_PLL_LOCK | PLL_LOCK_CTRL)); - - /* Power up PLL */ - if (s5p_dp_get_pll_lock_status(dp) == PLL_UNLOCKED) { - - clrbits_le32(&base->dp_pll_ctl, DP_PLL_PD); - - timer_monotonic_get(¤t); - end = current; - mono_time_add_msecs(&end, PLL_LOCK_TIMEOUT); - - while (s5p_dp_get_pll_lock_status(dp) == PLL_UNLOCKED) { - if (mono_time_after(¤t, &end)) { - printk(BIOS_ERR, "%s: PLL is not locked\n", - __func__); - return -1; - } - timer_monotonic_get(¤t); - } - } - - /* Enable Serdes FIFO function and Link symbol clock domain module */ - clrbits_le32(&base->func_en_2, (SERDES_FIFO_FUNC_EN_N | - LS_CLK_DOMAIN_FUNC_EN_N | AUX_FUNC_EN_N)); - return 0; -} - -void s5p_dp_init_aux(struct s5p_dp_device *dp) -{ - u32 reg; - struct exynos5_dp *base = dp->base; - - /* Clear interrupts related to AUX channel */ - reg = RPLY_RECEIV | AUX_ERR; - writel(reg, &base->dp_int_sta); - - /* Disable AUX channel module */ - setbits_le32(&base->func_en_2, AUX_FUNC_EN_N); - - /* Disable AUX transaction H/W retry */ - reg = (3 & AUX_BIT_PERIOD_MASK) << AUX_BIT_PERIOD_SHIFT; - reg |= (0 & AUX_HW_RETRY_COUNT_MASK) << AUX_HW_RETRY_COUNT_SHIFT; - reg |= (AUX_HW_RETRY_INTERVAL_600_US << AUX_HW_RETRY_INTERVAL_SHIFT); - writel(reg, &base->aux_hw_retry_ctl) ; - - /* Receive AUX Channel DEFER commands equal to DEFFER_COUNT*64 */ - reg = DEFER_CTRL_EN; - reg |= (1 & DEFER_COUNT_MASK) << DEFER_COUNT_SHIFT; - writel(reg, &base->aux_ch_defer_dtl); - - /* Enable AUX channel module */ - clrbits_le32(&base->func_en_2, AUX_FUNC_EN_N); -} - -int s5p_dp_start_aux_transaction(struct s5p_dp_device *dp) -{ - int reg; - struct exynos5_dp *base = dp->base; - - /* Enable AUX CH operation */ - setbits_le32(&base->aux_ch_ctl_2, AUX_EN); - - /* Is AUX CH command reply received? */ - reg = readl(&base->dp_int_sta); - while (!(reg & RPLY_RECEIV)) - reg = readl(&base->dp_int_sta); - - /* Clear interrupt source for AUX CH command reply */ - writel(RPLY_RECEIV, &base->dp_int_sta); - - /* Clear interrupt source for AUX CH access error */ - reg = readl(&base->dp_int_sta); - if (reg & AUX_ERR) { - printk(BIOS_ERR, "%s: AUX_ERR encountered, dp_int_sta: " - "0x%02x\n", __func__, reg); - writel(AUX_ERR, &base->dp_int_sta); - return -1; - } - - /* Check AUX CH error access status */ - reg = readl(&base->dp_int_sta); - if ((reg & AUX_STATUS_MASK) != 0) { - printk(BIOS_ERR, "AUX CH error happens: %d\n\n", - reg & AUX_STATUS_MASK); - return -1; - } - - return 0; -} - -int s5p_dp_write_byte_to_dpcd(struct s5p_dp_device *dp, - unsigned int reg_addr, - unsigned char data) -{ - u32 reg; - int i; - int retval; - struct exynos5_dp *base = dp->base; - - for (i = 0; i < MAX_AUX_RETRY_COUNT; i++) { - /* Clear AUX CH data buffer */ - writel(BUF_CLR, &base->buf_data_ctl); - - /* Select DPCD device address */ - reg = reg_addr >> AUX_ADDR_7_0_SHIFT; - reg &= AUX_ADDR_7_0_MASK; - writel(reg, &base->aux_addr_7_0); - reg = reg_addr >> AUX_ADDR_15_8_SHIFT; - reg &= AUX_ADDR_15_8_MASK; - writel(reg, &base->aux_addr_15_8); - reg = reg_addr >> AUX_ADDR_19_16_SHIFT; - reg &= AUX_ADDR_19_16_MASK; - writel(reg, &base->aux_addr_19_16); - - /* Write data buffer */ - reg = (unsigned int)data; - writel(reg, &base->buf_data_0); - - /* - * Set DisplayPort transaction and write 1 byte - * If bit 3 is 1, DisplayPort transaction. - * If Bit 3 is 0, I2C transaction. - */ - reg = AUX_TX_COMM_DP_TRANSACTION | AUX_TX_COMM_WRITE; - writel(reg, &base->aux_ch_ctl_1); - - /* Start AUX transaction */ - retval = s5p_dp_start_aux_transaction(dp); - if (retval == 0) - break; - else - printk(BIOS_DEBUG, "Aux Transaction fail!\n"); - } - - return retval; -} - -int s5p_dp_read_byte_from_dpcd(struct s5p_dp_device *dp, - unsigned int reg_addr, - unsigned char *data) -{ - u32 reg; - int i; - int retval; - struct exynos5_dp *base = dp->base; - - for (i = 0; i < MAX_AUX_RETRY_COUNT; i++) { - /* Clear AUX CH data buffer */ - writel(BUF_CLR, &base->buf_data_ctl); - - /* Select DPCD device address */ - reg = reg_addr >> AUX_ADDR_7_0_SHIFT; - reg &= AUX_ADDR_7_0_MASK; - writel(reg, &base->aux_addr_7_0); - reg = reg_addr >> AUX_ADDR_15_8_SHIFT; - reg &= AUX_ADDR_15_8_MASK; - writel(reg, &base->aux_addr_15_8); - reg = reg_addr >> AUX_ADDR_19_16_SHIFT; - reg &= AUX_ADDR_19_16_MASK; - writel(reg, &base->aux_addr_19_16); - - /* - * Set DisplayPort transaction and read 1 byte - * If bit 3 is 1, DisplayPort transaction. - * If Bit 3 is 0, I2C transaction. - */ - reg = AUX_TX_COMM_DP_TRANSACTION | AUX_TX_COMM_READ; - writel(reg, &base->aux_ch_ctl_1); - - /* Start AUX transaction */ - retval = s5p_dp_start_aux_transaction(dp); - if (retval == 0) - break; - else - printk(BIOS_DEBUG, "Aux Transaction fail!\n"); - } - - /* Read data buffer */ - if (!retval) { - reg = readl(&base->buf_data_0); - *data = (unsigned char)(reg & 0xff); - } - - return retval; -} - -void s5p_dp_init_video(struct s5p_dp_device *dp) -{ - u32 reg; - struct exynos5_dp *base = dp->base; - - reg = VSYNC_DET | VID_FORMAT_CHG | VID_CLK_CHG; - writel(reg, &base->common_int_sta_1); - - reg = 0x0; - writel(reg, &base->sys_ctl_1); - - reg = (4 & CHA_CRI_MASK) << CHA_CRI_SHIFT; - reg |= CHA_CTRL; - writel(reg, &base->sys_ctl_2); - - reg = 0x0; - writel(reg, &base->sys_ctl_3); -} - -void s5p_dp_set_video_color_format(struct s5p_dp_device *dp, - unsigned int color_depth, - unsigned int color_space, - unsigned int dynamic_range, - unsigned int coeff) -{ - u32 reg; - struct exynos5_dp *base = dp->base; - - /* Configure the input color depth, color space, dynamic range */ - reg = (dynamic_range << IN_D_RANGE_SHIFT) | - (color_depth << IN_BPC_SHIFT) | - (color_space << IN_COLOR_F_SHIFT); - writel(reg, &base->video_ctl_2); - - /* Set Input Color YCbCr Coefficients to ITU601 or ITU709 */ - reg = readl(&base->video_ctl_3); - reg &= ~IN_YC_COEFFI_MASK; - if (coeff) - reg |= IN_YC_COEFFI_ITU709; - else - reg |= IN_YC_COEFFI_ITU601; - writel(reg, &base->video_ctl_3); -} - -int s5p_dp_is_slave_video_stream_clock_on(struct s5p_dp_device *dp) -{ - u32 reg; - struct exynos5_dp *base = dp->base; - - reg = readl(&base->sys_ctl_1); - writel(reg, &base->sys_ctl_1); - - reg = readl(&base->sys_ctl_1); - - if (!(reg & DET_STA)) - return -1; - - reg = readl(&base->sys_ctl_2); - writel(reg, &base->sys_ctl_2); - - reg = readl(&base->sys_ctl_2); - - if (reg & CHA_STA) { - printk(BIOS_DEBUG, "Input stream clk is changing\n"); - return -1; - } - - return 0; -} - -void s5p_dp_set_video_cr_mn(struct s5p_dp_device *dp, - enum clock_recovery_m_value_type type, - unsigned int m_value, - unsigned int n_value) -{ - u32 reg; - struct exynos5_dp *base = dp->base; - - if (type == REGISTER_M) { - setbits_le32(&base->sys_ctl_4, FIX_M_VID); - - reg = m_value >> M_VID_0_VALUE_SHIFT; - writel(reg, &base->m_vid_0); - - reg = (m_value >> M_VID_1_VALUE_SHIFT); - writel(reg, &base->m_vid_1); - - reg = (m_value >> M_VID_2_VALUE_SHIFT); - writel(reg, &base->m_vid_2); - - reg = n_value >> N_VID_0_VALUE_SHIFT; - writel(reg, &base->n_vid_0); - - reg = (n_value >> N_VID_1_VALUE_SHIFT); - writel(reg, &base->n_vid_1); - - reg = (n_value >> N_VID_2_VALUE_SHIFT); - writel(reg, &base->n_vid_2); - } else { - clrbits_le32(&base->sys_ctl_4, FIX_M_VID); - - writel(0x00, &base->n_vid_0); - writel(0x80, &base->n_vid_1); - writel(0x00, &base->n_vid_2); - } -} - -void s5p_dp_enable_video_master(struct s5p_dp_device *dp) -{ - u32 reg; - struct exynos5_dp *base = dp->base; - - reg = readl(&base->soc_general_ctl); - reg &= ~VIDEO_MODE_MASK; - reg |= VIDEO_MODE_SLAVE_MODE; - writel(reg, &base->soc_general_ctl); -} - -int s5p_dp_is_video_stream_on(struct s5p_dp_device *dp) -{ - u32 reg, i = 0; - struct mono_time current, end; - struct exynos5_dp *base = dp->base; - - /* Wait for 4 VSYNC_DET interrupts */ - timer_monotonic_get(¤t); - end = current; - mono_time_add_msecs(&end, STREAM_ON_TIMEOUT); - - do { - reg = readl(&base->common_int_sta_1); - if (reg & VSYNC_DET) { - i++; - writel(reg | VSYNC_DET, &base->common_int_sta_1); - } - if (i == 4) - break; - timer_monotonic_get(¤t); - } while (mono_time_before(¤t, &end)); - - if (i != 4) { - printk(BIOS_DEBUG, "s5p_dp_is_video_stream_on timeout\n"); - return -1; - } - - return 0; -} - -void s5p_dp_config_video_slave_mode(struct s5p_dp_device *dp, - struct video_info *video_info) -{ - u32 reg; - struct exynos5_dp *base = dp->base; - - reg = readl(&base->func_en_1); - reg &= ~(MASTER_VID_FUNC_EN_N|SLAVE_VID_FUNC_EN_N); - reg |= MASTER_VID_FUNC_EN_N; - writel(reg, &base->func_en_1); - - reg = readl(&base->video_ctl_10); - reg &= ~INTERACE_SCAN_CFG; - reg |= (video_info->interlaced << 2); - writel(reg, &base->video_ctl_10); - - reg = readl(&base->video_ctl_10); - reg &= ~VSYNC_POLARITY_CFG; - reg |= (video_info->v_sync_polarity << 1); - writel(reg, &base->video_ctl_10); - - reg = readl(&base->video_ctl_10); - reg &= ~HSYNC_POLARITY_CFG; - reg |= (video_info->h_sync_polarity << 0); - writel(reg, &base->video_ctl_10); - - reg = AUDIO_MODE_SPDIF_MODE | VIDEO_MODE_SLAVE_MODE; - writel(reg, &base->soc_general_ctl); -} - -void s5p_dp_wait_hw_link_training_done(struct s5p_dp_device *dp) -{ - u32 reg; - struct exynos5_dp *base = dp->base; - - reg = readl(&base->dp_hw_link_training); - while (reg & HW_TRAINING_EN) - reg = readl(&base->dp_hw_link_training); -} diff --git a/src/cpu/samsung/exynos5250/dp.h b/src/cpu/samsung/exynos5250/dp.h deleted file mode 100644 index b1533c74f7..0000000000 --- a/src/cpu/samsung/exynos5250/dp.h +++ /dev/null @@ -1,501 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* Register map for Exynos5 DP */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_DP_H -#define CPU_SAMSUNG_EXYNOS5250_DP_H - -/* DSIM register map */ -struct exynos5_dp { - u8 res1[0x10]; - u32 dp_tx_version; - u32 dp_tx_sw_reset; - u32 func_en_1; - u32 func_en_2; - u32 video_ctl_1; - u32 video_ctl_2; - u32 video_ctl_3; - u32 video_ctl_4; - u32 clr_blue_cb; - u32 clr_green_y; - u32 clr_red_cr; - u32 video_ctl_8; - u8 res2[0x4]; - u32 video_ctl_10; - u32 total_line_l; - u32 total_line_h; - u32 active_line_l; - u32 active_line_h; - u32 v_f_porch; - u32 vsync; - u32 v_b_porch; - u32 total_pixel_l; - u32 total_pixel_h; - u32 active_pixel_l; - u32 active_pixel_h; - u32 h_f_porch_l; - u32 h_f_porch_h; - u32 hsync_l; - u32 hysnc_h; - u32 h_b_porch_l; - u32 h_b_porch_h; - u32 vid_status; - u32 total_line_sta_l; - u32 total_line_sta_h; - u32 active_line_sta_l; - u32 active_line_sta_h; - u32 v_f_porch_sta; - u32 vsync_sta; - u32 v_b_porch_sta; - u32 total_pixel_sta_l; - u32 total_pixel_sta_h; - u32 active_pixel_sta_l; - u32 active_pixel_sta_h; - u32 h_f_porch_sta_l; - u32 h_f_porch_sta_h; - u32 hsync_sta_l; - u32 hsync_sta_h; - u32 h_b_porch_sta_l; - u32 h_b_porch__sta_h; - u8 res3[0x288]; - u32 lane_map; - u8 res4[0x10]; - u32 analog_ctl_1; - u32 analog_ctl_2; - u32 analog_ctl_3; - u32 pll_filter_ctl_1; - u32 tx_amp_tuning_ctl; - u8 res5[0xc]; - u32 aux_hw_retry_ctl; - u8 res6[0x2c]; - u32 int_state; - u32 common_int_sta_1; - u32 common_int_sta_2; - u32 common_int_sta_3; - u32 common_int_sta_4; - u8 res7[0x8]; - u32 dp_int_sta; - u32 common_int_mask_1; - u32 common_int_mask_2; - u32 common_int_mask_3; - u32 common_int_mask_4; - u8 res8[0x08]; - u32 int_sta_mask; - u32 int_ctl; - u8 res9[0x200]; - u32 sys_ctl_1; - u32 sys_ctl_2; - u32 sys_ctl_3; - u32 sys_ctl_4; - u32 dp_vid_ctl; - u8 res10[0x2c]; - u32 pkt_send_ctl; - u8 res11[0x4]; - u32 dp_hdcp_ctl; - u8 res12[0x34]; - u32 link_bw_set; - u32 lane_count_set; - u32 dp_training_ptn_set; - u32 ln0_link_trn_ctl; - u32 ln1_link_trn_ctl; - u32 ln2_link_trn_ctl; - u32 ln3_link_trn_ctl; - u32 dp_dn_spread; - u32 dp_hw_link_training; - u8 res13[0x1c]; - u32 dp_debug_ctl; - u32 dp_hpd_deglitch_l; - u32 dp_hpd_deglitch_h; - u8 res14[0x14]; - u32 dp_link_debug_ctl; - u8 res15[0x1c]; - u32 m_vid_0; - u32 m_vid_1; - u32 m_vid_2; - u32 n_vid_0; - u32 n_vid_1; - u32 n_vid_2; - u32 m_vid_mon; - u32 dp_pll_ctl; - u32 dp_phy_pd; - u32 dp_phy_test; - u8 res16[0x8]; - u32 dp_video_fifo_thrd; - u8 res17[0x8]; - u32 dp_audio_margin; - u32 dp_dn_spread_ctl_1; - u32 dp_dn_spread_ctl_2; - u8 res18[0x18]; - u32 dp_m_cal_ctl; - u32 m_vid_gen_filter_th; - u8 res19[0x14]; - u32 m_aud_gen_filter_th; - u32 aux_ch_sta; - u32 aux_err_num; - u32 aux_ch_defer_dtl; - u32 aux_rx_comm; - u32 buf_data_ctl; - u32 aux_ch_ctl_1; - u32 aux_addr_7_0; - u32 aux_addr_15_8; - u32 aux_addr_19_16; - u32 aux_ch_ctl_2; - u8 res20[0x18]; - u32 buf_data_0; - u8 res21[0x3c]; - u32 soc_general_ctl; -}; - -static struct exynos5_dp * const exynos_dp0 = (void *)EXYNOS5_DP0_BASE; -static struct exynos5_dp * const exynos_dp1 = (void *)EXYNOS5_DP1_BASE; - -/* DP_TX_SW_RESET */ -#define RESET_DP_TX (1 << 0) - -/* DP_FUNC_EN_1 */ -#define MASTER_VID_FUNC_EN_N (1 << 7) -#define SLAVE_VID_FUNC_EN_N (1 << 5) -#define AUD_FIFO_FUNC_EN_N (1 << 4) -#define AUD_FUNC_EN_N (1 << 3) -#define HDCP_FUNC_EN_N (1 << 2) -#define CRC_FUNC_EN_N (1 << 1) -#define SW_FUNC_EN_N (1 << 0) - -/* DP_FUNC_EN_2 */ -#define SSC_FUNC_EN_N (1 << 7) -#define AUX_FUNC_EN_N (1 << 2) -#define SERDES_FIFO_FUNC_EN_N (1 << 1) -#define LS_CLK_DOMAIN_FUNC_EN_N (1 << 0) - -/* DP_VIDEO_CTL_1 */ -#define VIDEO_EN (1 << 7) -#define HDCP_VIDEO_MUTE (1 << 6) - -/* DP_VIDEO_CTL_1 */ -#define IN_D_RANGE_MASK (1 << 7) -#define IN_D_RANGE_SHIFT (7) -#define IN_D_RANGE_CEA (1 << 7) -#define IN_D_RANGE_VESA (0 << 7) -#define IN_BPC_MASK (7 << 4) -#define IN_BPC_SHIFT (4) -#define IN_BPC_12_BITS (3 << 4) -#define IN_BPC_10_BITS (2 << 4) -#define IN_BPC_8_BITS (1 << 4) -#define IN_BPC_6_BITS (0 << 4) -#define IN_COLOR_F_MASK (3 << 0) -#define IN_COLOR_F_SHIFT (0) -#define IN_COLOR_F_YCBCR444 (2 << 0) -#define IN_COLOR_F_YCBCR422 (1 << 0) -#define IN_COLOR_F_RGB (0 << 0) - -/* DP_VIDEO_CTL_3 */ -#define IN_YC_COEFFI_MASK (1 << 7) -#define IN_YC_COEFFI_SHIFT (7) -#define IN_YC_COEFFI_ITU709 (1 << 7) -#define IN_YC_COEFFI_ITU601 (0 << 7) -#define VID_CHK_UPDATE_TYPE_MASK (1 << 4) -#define VID_CHK_UPDATE_TYPE_SHIFT (4) -#define VID_CHK_UPDATE_TYPE_1 (1 << 4) -#define VID_CHK_UPDATE_TYPE_0 (0 << 4) - -/* DP_VIDEO_CTL_10 */ -#define FORMAT_SEL (1 << 4) -#define INTERACE_SCAN_CFG (1 << 2) -#define VSYNC_POLARITY_CFG (1 << 1) -#define HSYNC_POLARITY_CFG (1 << 0) - -/* DP_LANE_MAP */ -#define LANE3_MAP_LOGIC_LANE_0 (0 << 6) -#define LANE3_MAP_LOGIC_LANE_1 (1 << 6) -#define LANE3_MAP_LOGIC_LANE_2 (2 << 6) -#define LANE3_MAP_LOGIC_LANE_3 (3 << 6) -#define LANE2_MAP_LOGIC_LANE_0 (0 << 4) -#define LANE2_MAP_LOGIC_LANE_1 (1 << 4) -#define LANE2_MAP_LOGIC_LANE_2 (2 << 4) -#define LANE2_MAP_LOGIC_LANE_3 (3 << 4) -#define LANE1_MAP_LOGIC_LANE_0 (0 << 2) -#define LANE1_MAP_LOGIC_LANE_1 (1 << 2) -#define LANE1_MAP_LOGIC_LANE_2 (2 << 2) -#define LANE1_MAP_LOGIC_LANE_3 (3 << 2) -#define LANE0_MAP_LOGIC_LANE_0 (0 << 0) -#define LANE0_MAP_LOGIC_LANE_1 (1 << 0) -#define LANE0_MAP_LOGIC_LANE_2 (2 << 0) -#define LANE0_MAP_LOGIC_LANE_3 (3 << 0) - -/* DP_AUX_HW_RETRY_CTL */ -#define AUX_BIT_PERIOD_SHIFT 8 -#define AUX_BIT_PERIOD_MASK 7 - -#define AUX_HW_RETRY_INTERVAL_SHIFT 3 -#define AUX_HW_RETRY_INTERVAL_600_US 0 -#define AUX_HW_RETRY_INTERVAL_800_US 1 -#define AUX_HW_RETRY_INTERVAL_1000_US 2 -#define AUX_HW_RETRY_INTERVAL_1800_US 3 -#define AUX_HW_RETRY_COUNT_SHIFT 0 -#define AUX_HW_RETRY_COUNT_MASK 7 - -/* DP_COMMON_INT_STA_1 */ -#define VSYNC_DET (1 << 7) -#define PLL_LOCK_CHG (1 << 6) -#define SPDIF_ERR (1 << 5) -#define SPDIF_UNSTBL (1 << 4) -#define VID_FORMAT_CHG (1 << 3) -#define AUD_CLK_CHG (1 << 2) -#define VID_CLK_CHG (1 << 1) -#define SW_INT (1 << 0) - -/* DP_COMMON_INT_STA_2 */ -#define ENC_EN_CHG (1 << 6) -#define HW_BKSV_RDY (1 << 3) -#define HW_SHA_DONE (1 << 2) -#define HW_AUTH_STATE_CHG (1 << 1) -#define HW_AUTH_DONE (1 << 0) - -/* DP_COMMON_INT_STA_3 */ -#define AFIFO_UNDER (1 << 7) -#define AFIFO_OVER (1 << 6) -#define R0_CHK_FLAG (1 << 5) - -/* DP_COMMON_INT_STA_4 */ -#define PSR_ACTIVE (1 << 7) -#define PSR_INACTIVE (1 << 6) -#define SPDIF_BI_PHASE_ERR (1 << 5) -#define HOTPLUG_CHG (1 << 2) -#define HPD_LOST (1 << 1) -#define PLUG (1 << 0) - -/* DP_INT_STA */ -#define INT_HPD (1 << 6) -#define HW_TRAINING_FINISH (1 << 5) -#define RPLY_RECEIV (1 << 1) -#define AUX_ERR (1 << 0) - -/* DP_INT_CTL */ -#define INT_POL0 (1 << 0) -#define INT_POL1 (1 << 1) -#define SOFT_INT_CTRL (1 << 2) - -/* DP_SYS_CTL_1 */ -#define DET_STA (1 << 2) -#define FORCE_DET (1 << 1) -#define DET_CTRL (1 << 0) - -/* DP_SYS_CTL_2 */ -#define CHA_CRI_SHIFT 4 -#define CHA_CRI_MASK 0xf -#define CHA_STA (1 << 2) -#define FORCE_CHA (1 << 1) -#define CHA_CTRL (1 << 0) - -/* DP_SYS_CTL_3 */ -#define HPD_STATUS (1 << 6) -#define F_HPD (1 << 5) -#define HPD_CTRL (1 << 4) -#define HDCP_RDY (1 << 3) -#define STRM_VALID (1 << 2) -#define F_VALID (1 << 1) -#define VALID_CTRL (1 << 0) - -/* DP_SYS_CTL_4 */ -#define FIX_M_AUD (1 << 4) -#define ENHANCED (1 << 3) -#define FIX_M_VID (1 << 2) -#define M_VID_UPDATE_CTRL (3 << 0) - -/* DP_TRAINING_PTN_SET */ -#define SCRAMBLER_TYPE (1 << 9) -#define HW_LINK_TRAINING_PATTERN (1 << 8) -#define SCRAMBLING_DISABLE (1 << 5) -#define SCRAMBLING_ENABLE (0 << 5) -#define LINK_QUAL_PATTERN_SET_MASK (3 << 2) -#define LINK_QUAL_PATTERN_SET_PRBS7 (3 << 2) -#define LINK_QUAL_PATTERN_SET_D10_2 (1 << 2) -#define LINK_QUAL_PATTERN_SET_DISABLE (0 << 2) -#define SW_TRAINING_PATTERN_SET_MASK (3 << 0) -#define SW_TRAINING_PATTERN_SET_PTN2 (2 << 0) -#define SW_TRAINING_PATTERN_SET_PTN1 (1 << 0) -#define SW_TRAINING_PATTERN_SET_NORMAL (0 << 0) - -/* DP_LN0_LINK_TRAINING_CTL */ -#define PRE_EMPHASIS_SET_SHIFT (3) - -/* DP_DEBUG_CTL */ -#define PLL_LOCK (1 << 4) -#define F_PLL_LOCK (1 << 3) -#define PLL_LOCK_CTRL (1 << 2) -#define PN_INV (1 << 0) - -/* DP_M_VID */ -#define M_VID_0_VALUE_SHIFT 0 -#define M_VID_1_VALUE_SHIFT 8 -#define M_VID_2_VALUE_SHIFT 16 - -/* DP_M_VID */ -#define N_VID_0_VALUE_SHIFT 0 -#define N_VID_1_VALUE_SHIFT 8 -#define N_VID_2_VALUE_SHIFT 16 - -/* DP_PLL_CTL */ -#define DP_PLL_PD (1 << 7) -#define DP_PLL_RESET (1 << 6) -#define DP_PLL_LOOP_BIT_DEFAULT (1 << 4) -#define DP_PLL_REF_BIT_1_1250V (5 << 0) -#define DP_PLL_REF_BIT_1_2500V (7 << 0) - -/* DP_PHY_PD */ -#define DP_PHY_PD (1 << 5) -#define AUX_PD (1 << 4) -#define CH3_PD (1 << 3) -#define CH2_PD (1 << 2) -#define CH1_PD (1 << 1) -#define CH0_PD (1 << 0) - -/* DP_PHY_TEST */ -#define MACRO_RST (1 << 5) -#define CH1_TEST (1 << 1) -#define CH0_TEST (1 << 0) - -/* DP_AUX_CH_STA */ -#define AUX_BUSY (1 << 4) -#define AUX_STATUS_MASK (0xf << 0) - -/* DP_AUX_CH_DEFER_CTL */ -#define DEFER_CTRL_EN (1 << 7) -#define DEFER_COUNT_SHIFT 0 -#define DEFER_COUNT_MASK 0x7f - -/* DP_AUX_RX_COMM */ -#define AUX_RX_COMM_I2C_DEFER (2 << 2) -#define AUX_RX_COMM_AUX_DEFER (2 << 0) - -/* DP_BUFFER_DATA_CTL */ -#define BUF_CLR (1 << 7) - -/* Maximum number of tries for Aux Transaction */ -#define MAX_AUX_RETRY_COUNT 10 - -/* DP_AUX_CH_CTL_1 */ -#define AUX_LENGTH_SHIFT 4 -#define AUX_LENGTH_MASK 0xf - -#define AUX_TX_COMM_MASK (0xf << 0) -#define AUX_TX_COMM_DP_TRANSACTION (1 << 3) -#define AUX_TX_COMM_I2C_TRANSACTION (0 << 3) -#define AUX_TX_COMM_MOT (1 << 2) -#define AUX_TX_COMM_WRITE (0 << 0) -#define AUX_TX_COMM_READ (1 << 0) - -/* DP_AUX_ADDR_7_0 */ -#define AUX_ADDR_7_0_SHIFT 0 -#define AUX_ADDR_7_0_MASK 0xff - -/* DP_AUX_ADDR_15_8 */ -#define AUX_ADDR_15_8_SHIFT 8 -#define AUX_ADDR_15_8_MASK 0xff - -/* DP_AUX_ADDR_19_16 */ -#define AUX_ADDR_19_16_SHIFT 16 -#define AUX_ADDR_19_16_MASK 0x0f - -/* DP_AUX_CH_CTL_2 */ -#define ADDR_ONLY (1 << 1) -#define AUX_EN (1 << 0) - -/* DP_SOC_GENERAL_CTL */ -#define AUDIO_MODE_SPDIF_MODE (1 << 8) -#define AUDIO_MODE_MASTER_MODE (0 << 8) -#define MASTER_VIDEO_INTERLACE_EN (1 << 4) -#define VIDEO_MASTER_CLK_SEL (1 << 2) -#define VIDEO_MASTER_MODE_EN (1 << 1) -#define VIDEO_MODE_MASK (1 << 0) -#define VIDEO_MODE_SLAVE_MODE (1 << 0) -#define VIDEO_MODE_MASTER_MODE (0 << 0) - -#define HW_TRAINING_ERROR_CODE (7<<4) -#define HW_TRAINING_EN (1<<0) - -/* I2C EDID Chip ID, Slave Address */ -#define I2C_EDID_DEVICE_ADDR 0x50 -#define I2C_E_EDID_DEVICE_ADDR 0x30 - -#define EDID_BLOCK_LENGTH 0x80 -#define EDID_HEADER_PATTERN 0x00 -#define EDID_EXTENSION_FLAG 0x7e -#define EDID_CHECKSUM 0x7f - -/* Definition for DPCD Register */ -#define DPCD_ADDR_DPCD_REV 0x0000 -#define DPCD_ADDR_MAX_LINK_RATE 0x0001 -#define DPCD_ADDR_MAX_LANE_COUNT 0x0002 -#define DPCD_ADDR_LINK_BW_SET 0x0100 -#define DPCD_ADDR_LANE_COUNT_SET 0x0101 -#define DPCD_ADDR_TRAINING_PATTERN_SET 0x0102 -#define DPCD_ADDR_TRAINING_LANE0_SET 0x0103 -#define DPCD_ADDR_LANE0_1_STATUS 0x0202 -#define DPCD_ADDR_LANE_ALIGN__STATUS_UPDATED 0x0204 -#define DPCD_ADDR_ADJUST_REQUEST_LANE0_1 0x0206 -#define DPCD_ADDR_ADJUST_REQUEST_LANE2_3 0x0207 -#define DPCD_ADDR_TEST_REQUEST 0x0218 -#define DPCD_ADDR_TEST_RESPONSE 0x0260 -#define DPCD_ADDR_TEST_EDID_CHECKSUM 0x0261 -#define DPCD_ADDR_SINK_POWER_STATE 0x0600 - -/* DPCD_ADDR_MAX_LANE_COUNT */ -#define DPCD_MAX_LANE_COUNT_MASK 0x1f - -/* DPCD_ADDR_LANE_COUNT_SET */ -#define DPCD_ENHANCED_FRAME_EN (1 << 7) -#define DPCD_LANE_COUNT_SET_MASK 0x1f - -/* DPCD_ADDR_TRAINING_PATTERN_SET */ -#define DPCD_SCRAMBLING_DISABLED (1 << 5) -#define DPCD_SCRAMBLING_ENABLED (0 << 5) -#define DPCD_TRAINING_PATTERN_2 (2 << 0) -#define DPCD_TRAINING_PATTERN_1 (1 << 0) -#define DPCD_TRAINING_PATTERN_DISABLED (0 << 0) - -/* DPCD_ADDR_LANE0_1_STATUS */ -#define DPCD_LANE_SYMBOL_LOCKED (1 << 2) -#define DPCD_LANE_CHANNEL_EQ_DONE (1 << 1) -#define DPCD_LANE_CR_DONE (1 << 0) -#define DPCD_CHANNEL_EQ_BITS (DPCD_LANE_CR_DONE | \ - DPCD_LANE_CHANNEL_EQ_DONE | \ - DPCD_LANE_SYMBOL_LOCKED) - -/* DPCD_ADDR_LANE_ALIGN__STATUS_UPDATED */ -#define DPCD_LINK_STATUS_UPDATED (1 << 7) -#define DPCD_DOWNSTREAM_PORT_STATUS_CHANGED (1 << 6) -#define DPCD_INTERLANE_ALIGN_DONE (1 << 0) - -/* DPCD_ADDR_TEST_REQUEST */ -#define DPCD_TEST_EDID_READ (1 << 2) - -/* DPCD_ADDR_TEST_RESPONSE */ -#define DPCD_TEST_EDID_CHECKSUM_WRITE (1 << 2) - -/* DPCD_ADDR_SINK_POWER_STATE */ -#define DPCD_SET_POWER_STATE_D0 (1 << 0) -#define DPCD_SET_POWER_STATE_D4 (2 << 0) - -/* Allow DP Gating clock and set FIMD source to 267 Mhz for DP */ -void clock_init_dp_clock(void); - -#endif diff --git a/src/cpu/samsung/exynos5250/dsim.h b/src/cpu/samsung/exynos5250/dsim.h deleted file mode 100644 index b9245d31e6..0000000000 --- a/src/cpu/samsung/exynos5250/dsim.h +++ /dev/null @@ -1,109 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* Register map for Exynos5 MIPI-DSIM */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_DSIM_H -#define CPU_SAMSUNG_EXYNOS5250_DSIM_H - -/* DSIM register map */ -struct exynos5_dsim { - unsigned int status; - unsigned int swrst; - unsigned int clkctrl; - unsigned int timeout; - unsigned int config; - unsigned int escmode; - unsigned int mdresol; - unsigned int mvporch; - unsigned int mhporch; - unsigned int msync; - unsigned int sdresol; - unsigned int intsrc; - unsigned int intmsk; - unsigned int pkthdr; - unsigned int payload; - unsigned int rxfifo; - unsigned int res1; - unsigned int fifoctrl; - unsigned int res2; - unsigned int pllctrl; - unsigned int plltmr; - unsigned int phyacchr; - unsigned int phyacchr1; -}; - -#define ENABLE 1 -#define DISABLE 0 - -#define DSIM_SWRST (1 << 0) -#define NUM_OF_DAT_LANE_IS_FOUR (3 << 5) -#define DATA_LANE_0_EN (1 << 0) -#define DATA_LANE_1_EN (1 << 1) -#define DATA_LANE_2_EN (1 << 2) -#define DATA_LANE_3_EN (1 << 3) -#define CLK_LANE_EN (1 << 4) -#define ENABLE_ALL_DATA_LANE DATA_LANE_0_EN | \ - DATA_LANE_1_EN | \ - DATA_LANE_2_EN | \ - DATA_LANE_3_EN -#define MAIN_PIX_FORMAT_OFFSET 12 -#define RGB_565_16_BIT 0x4 -#define VIDEO_MODE (1 << 25) -#define BURST_MODE (1 << 26) - - -#define DSIM_PHYACCHR_AFC_EN (1 << 14) -#define DSIM_PHYACCHR_AFC_CTL_OFFSET 5 - -#define DSIM_PLLCTRL_PMS_OFFSET 1 -#define DSIM_FREQ_BAND_OFFSET 24 - -#define LANE_ESC_CLK_EN_ALL (0x1f << 19) -#define BYTE_CLK_EN (1 << 24) -#define DSIM_ESC_CLK_EN (1 << 28) -#define TXREQUEST_HS_CLK_ON (1 << 31) - -#define LP_MODE_ENABLE (1 << 7) -#define STOP_STATE_CNT_OFFSET 21 - -#define MAIN_VBP_OFFSET 0 -#define STABLE_VFP_OFFSET 16 -#define CMD_ALLOW_OFFSET 28 - -#define MAIN_HBP_OFFSET 0 -#define MAIN_HFP_OFFSET 16 - -#define MAIN_HSA_OFFSET 0 -#define MAIN_VSA_OFFSET 22 - -#define MAIN_STANDBY (1 << 31) -#define MAIN_VRESOL_OFFSET 16 -#define MAIN_HRESOL_OFFSET 0 - -#define SFR_FIFO_EMPTY (1 << 29) - -#define DSIM_PLL_EN_SHIFT (1 << 23) -#define PLL_STABLE (1 << 31) - -#define DSIM_STOP_STATE_DAT(x) (((x) & 0xf) << 0) -#define DSIM_STOP_STATE_CLK (1 << 8) -#define DSIM_TX_READY_HS_CLK (1 << 10) - -#endif diff --git a/src/cpu/samsung/exynos5250/fb.c b/src/cpu/samsung/exynos5250/fb.c deleted file mode 100644 index 080be49250..0000000000 --- a/src/cpu/samsung/exynos5250/fb.c +++ /dev/null @@ -1,578 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* LCD driver for Exynos */ - -#include <delay.h> -#include <stdlib.h> -#include <string.h> -#include <timer.h> -#include <arch/io.h> -#include <console/console.h> -#include "power.h" -#include "sysreg.h" - -#include "dp.h" -#include "dp-core.h" -#include "fimd.h" -#include "i2c.h" - -/* - * Here is the rough outline of how we bring up the display: - * 1. Upon power-on Sink generates a hot plug detection pulse thru HPD - * 2. Source determines video mode by reading DPCD receiver capability field - * (DPCD 00000h to 0000Dh) including eDP CP capability register (DPCD - * 0000Dh). - * 3. Sink replies DPCD receiver capability field. - * 4. Source starts EDID read thru I2C-over-AUX. - * 5. Sink replies EDID thru I2C-over-AUX. - * 6. Source determines link configuration, such as MAX_LINK_RATE and - * MAX_LANE_COUNT. Source also determines which type of eDP Authentication - * method to use and writes DPCD link configuration field (DPCD 00100h to - * 0010Ah) including eDP configuration set (DPCD 0010Ah). - * 7. Source starts link training. Sink does clock recovery and equalization. - * 8. Source reads DPCD link status field (DPCD 00200h to 0020Bh). - * 9. Sink replies DPCD link status field. If main link is not stable, Source - * repeats Step 7. - * 10. Source sends MSA (Main Stream Attribute) data. Sink extracts video - * parameters and recovers stream clock. - * 11. Source sends video data. - */ - -/* To help debug any init errors here, define a list of possible errors */ -enum { - ERR_PLL_NOT_UNLOCKED = 2, - ERR_VIDEO_CLOCK_BAD, - ERR_VIDEO_STREAM_BAD, - ERR_DPCD_READ_ERROR1, /* 5 */ - - ERR_DPCD_WRITE_ERROR1, - ERR_DPCD_READ_ERROR2, - ERR_DPCD_WRITE_ERROR2, - ERR_INVALID_LANE, - ERR_PLL_NOT_LOCKED, /* 10 */ - - ERR_PRE_EMPHASIS_LEVELS, - ERR_LINK_RATE_ABNORMAL, - ERR_MAX_LANE_COUNT_ABNORMAL, - ERR_LINK_TRAINING_FAILURE, - ERR_MISSING_DP_BASE, /* 15 */ - - ERR_NO_FDT_NODE, -}; -/* ok, this is stupid, but we're going to leave the variables in here until we - * know it works. One cleanup task at a time. - */ -enum stage_t { - STAGE_START = 0, - STAGE_LCD_VDD, - STAGE_BRIDGE_SETUP, - STAGE_BRIDGE_INIT, - STAGE_BRIDGE_RESET, - STAGE_HOTPLUG, - STAGE_DP_CONTROLLER, - STAGE_BACKLIGHT_VDD, - STAGE_BACKLIGHT_PWM, - STAGE_BACKLIGHT_EN, - STAGE_DONE, -}; - -int lcd_line_length; -int lcd_color_fg; -int lcd_color_bg; - -void *lcd_console_address; /* Start of console buffer */ - -short console_col; -short console_row; - -/* Bypass FIMD of DISP1_BLK */ -static void fimd_bypass(void) -{ - setbits_le32(&exynos_sysreg->disp1blk_cfg, FIMDBYPASS_DISP1); - exynos_sysreg->disp1blk_cfg &= ~FIMDBYPASS_DISP1; -} - -/* - * Initialize display controller. - * - * @param lcdbase pointer to the base address of framebuffer. - * @pd pointer to the main panel_data structure - */ -void fb_init(unsigned long int fb_size, void *lcdbase, - struct exynos5_fimd_panel *pd) -{ - unsigned int val; - - fb_size = ALIGN(fb_size, 4096); - - writel(pd->ivclk | pd->fixvclk, &exynos_disp_ctrl->vidcon1); - val = ENVID_ON | ENVID_F_ON | (pd->clkval_f << CLKVAL_F_OFFSET); - writel(val, &exynos_fimd->vidcon0); - - val = (pd->vsync << VSYNC_PULSE_WIDTH_OFFSET) | - (pd->lower_margin << V_FRONT_PORCH_OFFSET) | - (pd->upper_margin << V_BACK_PORCH_OFFSET); - writel(val, &exynos_disp_ctrl->vidtcon0); - - val = (pd->hsync << HSYNC_PULSE_WIDTH_OFFSET) | - (pd->right_margin << H_FRONT_PORCH_OFFSET) | - (pd->left_margin << H_BACK_PORCH_OFFSET); - writel(val, &exynos_disp_ctrl->vidtcon1); - - val = ((pd->xres - 1) << HOZVAL_OFFSET) | - ((pd->yres - 1) << LINEVAL_OFFSET); - writel(val, &exynos_disp_ctrl->vidtcon2); - - writel((unsigned int)lcdbase, &exynos_fimd->vidw00add0b0); - writel((unsigned int)lcdbase + fb_size, &exynos_fimd->vidw00add1b0); - - writel(pd->xres * 2, &exynos_fimd->vidw00add2); - - val = ((pd->xres - 1) << OSD_RIGHTBOTX_F_OFFSET); - val |= ((pd->yres - 1) << OSD_RIGHTBOTY_F_OFFSET); - writel(val, &exynos_fimd->vidosd0b); - writel(pd->xres * pd->yres, &exynos_fimd->vidosd0c); - - setbits_le32(&exynos_fimd->shadowcon, CHANNEL0_EN); - - val = BPPMODE_F_RGB_16BIT_565 << BPPMODE_F_OFFSET; - val |= ENWIN_F_ENABLE | HALF_WORD_SWAP_EN; - writel(val, &exynos_fimd->wincon0); - - /* DPCLKCON_ENABLE */ - writel(1 << 1, &exynos_fimd->dpclkcon); -} - -#ifdef UNUSED_CODE -void exynos_fimd_disable(void) -{ - writel(0, &exynos_fimd->wincon0); - clrbits_le32(&exynos_fimd->shadowcon, CHANNEL0_EN); -} -#endif - -/* - * Configure DP in slave mode and wait for video stream. - * - * param dp pointer to main s5p-dp structure - * param video_info pointer to main video_info structure. - * return status - */ -static int s5p_dp_config_video(struct s5p_dp_device *dp, - struct video_info *video_info) -{ - int timeout = 0; - struct exynos5_dp *base = dp->base; - struct mono_time start, current, end; - s5p_dp_config_video_slave_mode(dp, video_info); - - s5p_dp_set_video_color_format(dp, video_info->color_depth, - video_info->color_space, - video_info->dynamic_range, - video_info->ycbcr_coeff); - - if (s5p_dp_get_pll_lock_status(dp) == PLL_UNLOCKED) { - printk(BIOS_DEBUG, "PLL is not locked yet.\n"); - return -ERR_PLL_NOT_UNLOCKED; - } - - timer_monotonic_get(&start); - end = current = start; - mono_time_add_usecs(&end, STREAM_ON_TIMEOUT * USECS_PER_MSEC); - do { - if (s5p_dp_is_slave_video_stream_clock_on(dp) == 0) { - timeout++; - break; - } - timer_monotonic_get(¤t); - } while (mono_time_before(¤t, &end)); - - if (!timeout) { - printk(BIOS_ERR, "Video Clock Not ok after %ldus.\n", - mono_time_diff_microseconds(&start, &end)); - return -ERR_VIDEO_CLOCK_BAD; - } - - /* Set to use the register calculated M/N video */ - s5p_dp_set_video_cr_mn(dp, CALCULATED_M, 0, 0); - - clrbits_le32(&base->video_ctl_10, FORMAT_SEL); - - /* Disable video mute */ - clrbits_le32(&base->video_ctl_1, HDCP_VIDEO_MUTE); - - /* Configure video slave mode */ - s5p_dp_enable_video_master(dp); - - /* Enable video */ - setbits_le32(&base->video_ctl_1, VIDEO_EN); - timeout = s5p_dp_is_video_stream_on(dp); - - if (timeout) { - printk(BIOS_DEBUG, "Video Stream Not on\n"); - return -ERR_VIDEO_STREAM_BAD; - } - - return 0; -} - -/* - * Set DP to enhanced mode. We use this for EVT1 - * param dp pointer to main s5p-dp structure - * return status - */ -static int s5p_dp_enable_rx_to_enhanced_mode(struct s5p_dp_device *dp) -{ - u8 data; - - if (s5p_dp_read_byte_from_dpcd(dp, DPCD_ADDR_LANE_COUNT_SET, &data)) { - printk(BIOS_DEBUG, "DPCD read error\n"); - return -ERR_DPCD_READ_ERROR1; - } - if (s5p_dp_write_byte_to_dpcd(dp, DPCD_ADDR_LANE_COUNT_SET, - DPCD_ENHANCED_FRAME_EN | - (data & DPCD_LANE_COUNT_SET_MASK))) { - printk(BIOS_DEBUG, "DPCD write error\n"); - return -ERR_DPCD_WRITE_ERROR1; - } - - return 0; -} - -/* - * Enable scrambles mode. We use this for EVT1 - * param dp pointer to main s5p-dp structure - * return status - */ -static int s5p_dp_enable_scramble(struct s5p_dp_device *dp) -{ - u8 data; - struct exynos5_dp *base = dp->base; - - clrbits_le32(&base->dp_training_ptn_set, SCRAMBLING_DISABLE); - - if (s5p_dp_read_byte_from_dpcd(dp, DPCD_ADDR_TRAINING_PATTERN_SET, - &data)) { - printk(BIOS_DEBUG, "DPCD read error\n"); - return -ERR_DPCD_READ_ERROR2; - } - - if (s5p_dp_write_byte_to_dpcd(dp, DPCD_ADDR_TRAINING_PATTERN_SET, - (u8)(data & ~DPCD_SCRAMBLING_DISABLED))) { - printk(BIOS_DEBUG, "DPCD write error\n"); - return -ERR_DPCD_WRITE_ERROR2; - } - - return 0; -} - -/* - * Reset DP and prepare DP for init training - * param dp pointer to main s5p-dp structure - */ -static int s5p_dp_init_dp(struct s5p_dp_device *dp) -{ - int ret, i; - struct exynos5_dp *base = dp->base; - - for (i = 0; i < DP_INIT_TRIES; i++) { - s5p_dp_reset(dp); - - /* SW defined function Normal operation */ - clrbits_le32(&base->func_en_1, SW_FUNC_EN_N); - - ret = s5p_dp_init_analog_func(dp); - if (!ret) - break; - - udelay(5000); - printk(BIOS_DEBUG, "LCD retry init, attempt=%d ret=%d\n", i, ret); - } - if (i == DP_INIT_TRIES) { - printk(BIOS_DEBUG, "LCD initialization failed, ret=%d\n", ret); - return ret; - } - - s5p_dp_init_aux(dp); - - return ret; -} - -/* - * Set pre-emphasis level - * param dp pointer to main s5p-dp structure - * param pre_emphasis pre-emphasis level - * param lane lane number(0 - 3) - * return status - */ -static int s5p_dp_set_lane_lane_pre_emphasis(struct s5p_dp_device *dp, - int pre_emphasis, int lane) -{ - u32 reg; - struct exynos5_dp *base = dp->base; - - reg = pre_emphasis << PRE_EMPHASIS_SET_SHIFT; - switch (lane) { - case 0: - writel(reg, &base->ln0_link_trn_ctl); - break; - case 1: - writel(reg, &base->ln1_link_trn_ctl); - break; - - case 2: - writel(reg, &base->ln2_link_trn_ctl); - break; - - case 3: - writel(reg, &base->ln3_link_trn_ctl); - break; - default: - printk(BIOS_DEBUG, "%s: Invalid lane %d\n", __func__, lane); - return -ERR_INVALID_LANE; - } - return 0; -} - -/* - * Read supported bandwidth type - * param dp pointer to main s5p-dp structure - * param bandwidth pointer to variable holding bandwidth type - */ -static void s5p_dp_get_max_rx_bandwidth(struct s5p_dp_device *dp, - u8 *bandwidth) -{ - u8 data; - - /* - * For DP rev.1.1, Maximum link rate of Main Link lanes - * 0x06 = 1.62 Gbps, 0x0a = 2.7 Gbps - */ - s5p_dp_read_byte_from_dpcd(dp, DPCD_ADDR_MAX_LINK_RATE, &data); - *bandwidth = data; -} - -/* - * Reset DP and prepare DP for init training - * param dp pointer to main s5p-dp structure - * param lane_count pointer to variable holding no of lanes - */ -static void s5p_dp_get_max_rx_lane_count(struct s5p_dp_device *dp, - u8 *lane_count) -{ - u8 data; - - /* - * For DP rev.1.1, Maximum number of Main Link lanes - * 0x01 = 1 lane, 0x02 = 2 lanes, 0x04 = 4 lanes - */ - s5p_dp_read_byte_from_dpcd(dp, DPCD_ADDR_MAX_LANE_COUNT, &data); - *lane_count = data & DPCD_MAX_LANE_COUNT_MASK; -} - -/* - * DP H/w Link Training. Set DPCD link rate and bandwidth. - * param dp pointer to main s5p-dp structure - * param max_lane No of lanes - * param max_rate bandwidth - * return status - */ -static int s5p_dp_hw_link_training(struct s5p_dp_device *dp, - unsigned int max_lane, - unsigned int max_rate) -{ - int pll_is_locked = 0; - u32 data; - int lane; - struct mono_time current, end; - struct exynos5_dp *base = dp->base; - - /* Stop Video */ - clrbits_le32(&base->video_ctl_1, VIDEO_EN); - - timer_monotonic_get(¤t); - end = current; - mono_time_add_msecs(&end, PLL_LOCK_TIMEOUT); - - while ((pll_is_locked = s5p_dp_get_pll_lock_status(dp)) == PLL_UNLOCKED) { - if (mono_time_after(¤t, &end)) { - /* Ignore this error, and try to continue */ - printk(BIOS_ERR, "PLL is not locked yet.\n"); - break; - } - timer_monotonic_get(¤t); - } - printk(BIOS_SPEW, "PLL is %slocked\n", - pll_is_locked == PLL_LOCKED ? "": "not "); - /* Reset Macro */ - setbits_le32(&base->dp_phy_test, MACRO_RST); - - /* 10 us is the minimum reset time. */ - udelay(10); - - clrbits_le32(&base->dp_phy_test, MACRO_RST); - - /* Set TX pre-emphasis to minimum */ - for (lane = 0; lane < max_lane; lane++) - if (s5p_dp_set_lane_lane_pre_emphasis(dp, - PRE_EMPHASIS_LEVEL_0, lane)) { - printk(BIOS_DEBUG, "Unable to set pre emphasis level\n"); - return -ERR_PRE_EMPHASIS_LEVELS; - } - - /* All DP analog module power up */ - writel(0x00, &base->dp_phy_pd); - - /* Initialize by reading RX's DPCD */ - s5p_dp_get_max_rx_bandwidth(dp, &dp->link_train.link_rate); - s5p_dp_get_max_rx_lane_count(dp, &dp->link_train.lane_count); - - printk(BIOS_SPEW, "%s: rate 0x%x, lane_count %d\n", __func__, - dp->link_train.link_rate, dp->link_train.lane_count); - - if ((dp->link_train.link_rate != LINK_RATE_1_62GBPS) && - (dp->link_train.link_rate != LINK_RATE_2_70GBPS)) { - printk(BIOS_DEBUG, "Rx Max Link Rate is abnormal :%x !\n", - dp->link_train.link_rate); - /* Not Retrying */ - return -ERR_LINK_RATE_ABNORMAL; - } - - if (dp->link_train.lane_count == 0) { - printk(BIOS_DEBUG, "Rx Max Lane count is abnormal :%x !\n", - dp->link_train.lane_count); - /* Not retrying */ - return -ERR_MAX_LANE_COUNT_ABNORMAL; - } - - /* Setup TX lane count & rate */ - if (dp->link_train.lane_count > max_lane) - dp->link_train.lane_count = max_lane; - if (dp->link_train.link_rate > max_rate) - dp->link_train.link_rate = max_rate; - - /* Set link rate and count as you want to establish*/ - writel(dp->link_train.lane_count, &base->lane_count_set); - writel(dp->link_train.link_rate, &base->link_bw_set); - - /* Set sink to D0 (Sink Not Ready) mode. */ - s5p_dp_write_byte_to_dpcd(dp, DPCD_ADDR_SINK_POWER_STATE, - DPCD_SET_POWER_STATE_D0); - - /* Start HW link training */ - writel(HW_TRAINING_EN, &base->dp_hw_link_training); - - /* Wait until HW link training done */ - s5p_dp_wait_hw_link_training_done(dp); - - /* Get hardware link training status */ - data = readl(&base->dp_hw_link_training); - printk(BIOS_SPEW, "hardware link training status: 0x%08x\n", data); - if (data != 0) { - printk(BIOS_ERR, " H/W link training failure: 0x%x\n", data); - return -ERR_LINK_TRAINING_FAILURE; - } - - /* Get Link Bandwidth */ - data = readl(&base->link_bw_set); - - dp->link_train.link_rate = data; - - data = readl(&base->lane_count_set); - dp->link_train.lane_count = data; - printk(BIOS_SPEW, "Done training: Link bandwidth: 0x%x, lane_count: %d\n", - dp->link_train.link_rate, data); - - return 0; -} - -/* - * Initialize DP display - */ -int dp_controller_init(struct s5p_dp_device *dp_device) -{ - int ret; - struct s5p_dp_device *dp = dp_device; - struct exynos5_dp *base; - - clock_init_dp_clock(); - - power_enable_dp_phy(); - ret = s5p_dp_init_dp(dp); - if (ret) { - printk(BIOS_ERR, "%s: Could not initialize dp\n", __func__); - return ret; - } - - ret = s5p_dp_hw_link_training(dp, dp->video_info->lane_count, - dp->video_info->link_rate); - if (ret) { - printk(BIOS_ERR, "unable to do link train\n"); - return ret; - } - /* Minimum delay after H/w Link training */ - udelay(1000); - - ret = s5p_dp_enable_scramble(dp); - if (ret) { - printk(BIOS_ERR, "unable to set scramble mode\n"); - return ret; - } - - ret = s5p_dp_enable_rx_to_enhanced_mode(dp); - if (ret) { - printk(BIOS_ERR, "unable to set enhanced mode\n"); - return ret; - } - - - base = dp->base; - /* Enable enhanced mode */ - setbits_le32(&base->sys_ctl_4, ENHANCED); - - writel(dp->link_train.lane_count, &base->lane_count_set); - writel(dp->link_train.link_rate, &base->link_bw_set); - - s5p_dp_init_video(dp); - ret = s5p_dp_config_video(dp, dp->video_info); - if (ret) { - printk(BIOS_ERR, "unable to config video\n"); - return ret; - } - - return 0; -} - -/** - * Init the LCD controller - * - * @param lcdbase Base address of LCD frame buffer - * @return 0 if ok, -ve error code on error - */ -int lcd_ctrl_init(unsigned long int fb_size, - struct exynos5_fimd_panel *panel_data, void *lcdbase) -{ - int ret = 0; - - fimd_bypass(); - fb_init(fb_size, lcdbase, panel_data); - return ret; -} diff --git a/src/cpu/samsung/exynos5250/fimd.h b/src/cpu/samsung/exynos5250/fimd.h deleted file mode 100644 index 178fb73d08..0000000000 --- a/src/cpu/samsung/exynos5250/fimd.h +++ /dev/null @@ -1,145 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* Register map for Exynos5 FIMD */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_FIMD_H -#define CPU_SAMSUNG_EXYNOS5250_FIMD_H - -#include "cpu.h" - -/* FIMD register map */ -struct exynos5_fimd { - /* This is an incomplete list. Add registers as and when required */ - unsigned int vidcon0; - unsigned char res1[0x1c]; - unsigned int wincon0; - unsigned int wincon1; - unsigned int wincon2; - unsigned int wincon3; - unsigned int wincon4; - unsigned int shadowcon; - unsigned char res2[0x8]; - unsigned int vidosd0a; - unsigned int vidosd0b; - unsigned int vidosd0c; - unsigned char res3[0x54]; - unsigned int vidw00add0b0; - unsigned char res4[0x2c]; - unsigned int vidw00add1b0; - unsigned char res5[0x2c]; - unsigned int vidw00add2; - unsigned char res6[0x3c]; - unsigned int w1keycon0; - unsigned int w1keycon1; - unsigned int w2keycon0; - unsigned int w2keycon1; - unsigned int w3keycon0; - unsigned int w3keycon1; - unsigned int w4keycon0; - unsigned int w4keycon1; - unsigned char res7[0x20]; - unsigned int win0map; - unsigned char res8[0xdc]; - unsigned int blendcon; - unsigned char res9[0x18]; - unsigned int dpclkcon; -}; - -static struct exynos5_fimd * const exynos_fimd = (void *)EXYNOS5_FIMD_BASE; - -#define W0_SHADOW_PROTECT (0x1 << 10) -#define COMPKEY_F 0xffffff -#define ENVID_F_ON (0x1 << 0) -#define ENVID_ON (0x1 << 1) -#define CLKVAL_F 0xb -#define CLKVAL_F_OFFSET 6 - -/* - * Structure containing display panel specific data for FIMD - */ -struct exynos5_fimd_panel { - unsigned int is_dp:1; /* Display Panel interface is eDP */ - unsigned int is_mipi:1; /* Display Panel interface is MIPI */ - unsigned int fixvclk:2; /* VCLK hold scheme at data underflow */ - - /* - * Polarity of the VCLK active edge - * 0-falling - * 1-rising - */ - unsigned int ivclk:1; - unsigned int clkval_f; /* Divider to create pixel clock */ - - unsigned int upper_margin; /* Vertical Backporch */ - unsigned int lower_margin; /* Vertical frontporch */ - unsigned int vsync; /* Vertical Sync Pulse Width */ - unsigned int left_margin; /* Horizontal Backporch */ - unsigned int right_margin; /* Horizontal Frontporch */ - unsigned int hsync; /* Horizontal Sync Pulse Width */ - unsigned int xres; /* X Resolution */ - unsigned int yres; /* Y Resolution */ -}; - -/* LCDIF Register Map */ -struct exynos5_disp_ctrl { - unsigned int vidout_con; - unsigned int vidcon1; - unsigned char res1[0x8]; - unsigned int vidtcon0; - unsigned int vidtcon1; - unsigned int vidtcon2; - unsigned int vidtcon3; - unsigned char res2[0x184]; - unsigned int trigcon; -}; - -static struct exynos5_disp_ctrl * const exynos_disp_ctrl = - (void *)EXYNOS5_DISP1_CTRL_BASE; - -#define VCLK_RISING_EDGE (1 << 7) -#define VCLK_RUNNING (1 << 9) - -#define CHANNEL0_EN (1 << 0) - -#define VSYNC_PULSE_WIDTH_VAL 0x3 -#define VSYNC_PULSE_WIDTH_OFFSET 0 -#define V_FRONT_PORCH_VAL 0x3 -#define V_FRONT_PORCH_OFFSET 8 -#define V_BACK_PORCH_VAL 0x3 -#define V_BACK_PORCH_OFFSET 16 - -#define HSYNC_PULSE_WIDTH_VAL 0x3 -#define HSYNC_PULSE_WIDTH_OFFSET 0 -#define H_FRONT_PORCH_VAL 0x3 -#define H_FRONT_PORCH_OFFSET 8 -#define H_BACK_PORCH_VAL 0x3 -#define H_BACK_PORCH_OFFSET 16 - -#define HOZVAL_OFFSET 0 -#define LINEVAL_OFFSET 11 - -#define BPPMODE_F_RGB_16BIT_565 0x5 -#define BPPMODE_F_OFFSET 2 -#define ENWIN_F_ENABLE (1 << 0) -#define HALF_WORD_SWAP_EN (1 << 16) - -#define OSD_RIGHTBOTX_F_OFFSET 11 -#define OSD_RIGHTBOTY_F_OFFSET 0 -#endif diff --git a/src/cpu/samsung/exynos5250/gpio.c b/src/cpu/samsung/exynos5250/gpio.c deleted file mode 100644 index 2a93328a70..0000000000 --- a/src/cpu/samsung/exynos5250/gpio.c +++ /dev/null @@ -1,279 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2009 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <console/console.h> -#include <string.h> -#include <delay.h> -#include <assert.h> -#include "gpio.h" -#include "cpu.h" - -#define CON_MASK(x) (0xf << ((x) << 2)) -#define CON_SFR(x, v) ((v) << ((x) << 2)) - -#define DAT_MASK(x) (0x1 << (x)) -#define DAT_SET(x) (0x1 << (x)) - -#define PULL_MASK(x) (0x3 << ((x) << 1)) -#define PULL_MODE(x, v) ((v) << ((x) << 1)) - -#define DRV_MASK(x) (0x3 << ((x) << 1)) -#define DRV_SET(x, m) ((m) << ((x) << 1)) -#define RATE_MASK(x) (0x1 << (x + 16)) -#define RATE_SET(x) (0x1 << (x + 16)) - -struct gpio_info { - unsigned int reg_addr; /* Address of register for this part */ - unsigned int max_gpio; /* Maximum GPIO in this part */ -}; - -static const struct gpio_info gpio_data[EXYNOS_GPIO_NUM_PARTS] = { - { EXYNOS5_GPIO_PART1_BASE, GPIO_MAX_PORT_PART_1 }, - { EXYNOS5_GPIO_PART2_BASE, GPIO_MAX_PORT_PART_2 }, - { EXYNOS5_GPIO_PART3_BASE, GPIO_MAX_PORT_PART_3 }, - { EXYNOS5_GPIO_PART4_BASE, GPIO_MAX_PORT_PART_4 }, - { EXYNOS5_GPIO_PART5_BASE, GPIO_MAX_PORT_PART_5 }, - { EXYNOS5_GPIO_PART6_BASE, GPIO_MAX_PORT }, -}; - -/* This macro gets gpio pin offset from 0..7 */ -#define GPIO_BIT(x) ((x) & 0x7) - -static struct gpio_bank *gpio_get_bank(unsigned int gpio) -{ - const struct gpio_info *data; - unsigned int upto; - int i; - - for (i = upto = 0, data = gpio_data; i < EXYNOS_GPIO_NUM_PARTS; - i++, upto = data->max_gpio, data++) { - if (gpio < data->max_gpio) { - struct gpio_bank *bank; - - bank = (struct gpio_bank *)data->reg_addr; - bank += (gpio - upto) / GPIO_PER_BANK; - return bank; - } - } - - ASSERT(gpio < GPIO_MAX_PORT); /* ...which it will not be */ - return NULL; -} - -/* Common GPIO API - only available on Exynos5 */ -void gpio_cfg_pin(int gpio, int cfg) -{ - unsigned int value; - struct gpio_bank *bank = gpio_get_bank(gpio); - - value = readl(&bank->con); - value &= ~CON_MASK(GPIO_BIT(gpio)); - value |= CON_SFR(GPIO_BIT(gpio), cfg); - writel(value, &bank->con); -} - -static int gpio_get_cfg(int gpio) -{ - struct gpio_bank *bank = gpio_get_bank(gpio); - int shift = GPIO_BIT(gpio) << 2; - - return (readl(&bank->con) & CON_MASK(GPIO_BIT(gpio))) >> shift; -} - -void gpio_set_pull(int gpio, int mode) -{ - unsigned int value; - struct gpio_bank *bank = gpio_get_bank(gpio); - - value = readl(&bank->pull); - value &= ~PULL_MASK(GPIO_BIT(gpio)); - - switch (mode) { - case GPIO_PULL_DOWN: - case GPIO_PULL_UP: - value |= PULL_MODE(GPIO_BIT(gpio), mode); - break; - default: - break; - } - - writel(value, &bank->pull); -} - -void gpio_set_drv(int gpio, int mode) -{ - unsigned int value; - struct gpio_bank *bank = gpio_get_bank(gpio); - - value = readl(&bank->drv); - value &= ~DRV_MASK(GPIO_BIT(gpio)); - - switch (mode) { - case GPIO_DRV_1X: - case GPIO_DRV_2X: - case GPIO_DRV_3X: - case GPIO_DRV_4X: - value |= DRV_SET(GPIO_BIT(gpio), mode); - break; - default: - return; - } - - writel(value, &bank->drv); -} - -void gpio_set_rate(int gpio, int mode) -{ - unsigned int value; - struct gpio_bank *bank = gpio_get_bank(gpio); - - value = readl(&bank->drv); - value &= ~RATE_MASK(GPIO_BIT(gpio)); - - switch (mode) { - case GPIO_DRV_FAST: - case GPIO_DRV_SLOW: - value |= RATE_SET(GPIO_BIT(gpio)); - break; - default: - return; - } - - writel(value, &bank->drv); -} - -int gpio_direction_input(unsigned gpio) -{ - gpio_cfg_pin(gpio, GPIO_INPUT); - - return 0; -} - -int gpio_direction_output(unsigned gpio, int value) -{ - unsigned int val; - struct gpio_bank *bank = gpio_get_bank(gpio); - - val = readl(&bank->dat); - val &= ~DAT_MASK(GPIO_BIT(gpio)); - if (value) - val |= DAT_SET(GPIO_BIT(gpio)); - writel(val, &bank->dat); - - gpio_cfg_pin(gpio, GPIO_OUTPUT); - - return 0; -} - -int gpio_get_value(unsigned gpio) -{ - unsigned int value; - struct gpio_bank *bank = gpio_get_bank(gpio); - - value = readl(&bank->dat); - return !!(value & DAT_MASK(GPIO_BIT(gpio))); -} - -int gpio_set_value(unsigned gpio, int value) -{ - unsigned int val; - struct gpio_bank *bank = gpio_get_bank(gpio); - - val = readl(&bank->dat); - val &= ~DAT_MASK(GPIO_BIT(gpio)); - if (value) - val |= DAT_SET(GPIO_BIT(gpio)); - writel(val, &bank->dat); - - return 0; -} - -/* - * Add a delay here to give the lines time to settle - * TODO(sjg): 1us does not always work, 2 is stable, so use 5 to be safe - * Come back to this and sort out what the datasheet says - */ -#define GPIO_DELAY_US 5 - -#ifndef __BOOT_BLOCK__ -/* - * FIXME(dhendrix): These functions use udelay, which has dependencies on - * pwm code and timer code. These aren't necessary for the bootblock and - * bloat the image significantly. - */ -int gpio_read_mvl3(unsigned gpio) -{ - int high, low; - enum mvl3 value; - - if (gpio >= GPIO_MAX_PORT) - return -1; - - gpio_direction_input(gpio); - gpio_set_pull(gpio, GPIO_PULL_UP); - udelay(GPIO_DELAY_US); - high = gpio_get_value(gpio); - gpio_set_pull(gpio, GPIO_PULL_DOWN); - udelay(GPIO_DELAY_US); - low = gpio_get_value(gpio); - - if (high && low) /* external pullup */ - value = LOGIC_1; - else if (!high && !low) /* external pulldown */ - value = LOGIC_0; - else /* floating */ - value = LOGIC_Z; - - /* - * Check if line is externally pulled high and - * configure the internal pullup to match. For - * floating and pulldowns, the GPIO is already - * configured with an internal pulldown from the - * above test. - */ - if (value == LOGIC_1) - gpio_set_pull(gpio, GPIO_PULL_UP); - - return value; -} -#endif /* __BOOT_BLOCK__ */ - -/* - * Display Exynos GPIO information - */ -void gpio_info(void) -{ - unsigned gpio; - - for (gpio = 0; gpio < GPIO_MAX_PORT; gpio++) { - int cfg = gpio_get_cfg(gpio); - - printk(BIOS_INFO, "GPIO_%-3d: ", gpio); - if (cfg == GPIO_INPUT) - printk(BIOS_INFO, "input"); - else if (cfg == GPIO_OUTPUT) - printk(BIOS_INFO, "output"); - else - printk(BIOS_INFO, "func %d", cfg); - - if (cfg == GPIO_INPUT || cfg == GPIO_OUTPUT) - printk(BIOS_INFO, ", value = %d", gpio_get_value(gpio)); - printk(BIOS_INFO, "\n"); - } -} diff --git a/src/cpu/samsung/exynos5250/gpio.h b/src/cpu/samsung/exynos5250/gpio.h deleted file mode 100644 index a8f22f7df0..0000000000 --- a/src/cpu/samsung/exynos5250/gpio.h +++ /dev/null @@ -1,567 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2010 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_GPIO_H -#define CPU_SAMSUNG_EXYNOS5250_GPIO_H - -#include "cpu.h" - -struct gpio_bank { - unsigned int con; - unsigned int dat; - unsigned int pull; - unsigned int drv; - unsigned int pdn_con; - unsigned int pdn_pull; - unsigned char res1[8]; -}; - -/* GPIO pins per bank */ -#define GPIO_PER_BANK 8 - -/* Pin configurations */ -#define GPIO_INPUT 0x0 -#define GPIO_OUTPUT 0x1 -#define GPIO_IRQ 0xf -#define GPIO_FUNC(x) (x) - -/* Pull mode */ -#define GPIO_PULL_NONE 0x0 -#define GPIO_PULL_DOWN 0x1 -#define GPIO_PULL_UP 0x3 - -/* Drive Strength level */ -#define GPIO_DRV_1X 0x0 -#define GPIO_DRV_3X 0x1 -#define GPIO_DRV_2X 0x2 -#define GPIO_DRV_4X 0x3 -#define GPIO_DRV_FAST 0x0 -#define GPIO_DRV_SLOW 0x1 - -enum exynos5_gpio_port { - EXYNOS5_GPA0 = EXYNOS5_GPIO_PART1_BASE + 0x0000, - EXYNOS5_GPA1 = EXYNOS5_GPIO_PART1_BASE + 0x0020, - EXYNOS5_GPA2 = EXYNOS5_GPIO_PART1_BASE + 0x0040, - - EXYNOS5_GPB0 = EXYNOS5_GPIO_PART1_BASE + 0x0060, - EXYNOS5_GPB1 = EXYNOS5_GPIO_PART1_BASE + 0x0080, - EXYNOS5_GPB2 = EXYNOS5_GPIO_PART1_BASE + 0x00a0, - EXYNOS5_GPB3 = EXYNOS5_GPIO_PART1_BASE + 0x00c0, - - EXYNOS5_GPC0 = EXYNOS5_GPIO_PART1_BASE + 0x00e0, - EXYNOS5_GPC1 = EXYNOS5_GPIO_PART1_BASE + 0x0100, - EXYNOS5_GPC2 = EXYNOS5_GPIO_PART1_BASE + 0x0120, - EXYNOS5_GPC3 = EXYNOS5_GPIO_PART1_BASE + 0x0140, - - EXYNOS5_GPD0 = EXYNOS5_GPIO_PART1_BASE + 0x0160, - EXYNOS5_GPD1 = EXYNOS5_GPIO_PART1_BASE + 0x0180, - - EXYNOS5_GPY0 = EXYNOS5_GPIO_PART1_BASE + 0x01a0, - EXYNOS5_GPY1 = EXYNOS5_GPIO_PART1_BASE + 0x01c0, - EXYNOS5_GPY2 = EXYNOS5_GPIO_PART1_BASE + 0x01e0, - EXYNOS5_GPY3 = EXYNOS5_GPIO_PART1_BASE + 0x0200, - EXYNOS5_GPY4 = EXYNOS5_GPIO_PART1_BASE + 0x0220, - EXYNOS5_GPY5 = EXYNOS5_GPIO_PART1_BASE + 0x0240, - EXYNOS5_GPY6 = EXYNOS5_GPIO_PART1_BASE + 0x0260, - - EXYNOS5_GPX0 = EXYNOS5_GPIO_PART2_BASE + 0x0000, - EXYNOS5_GPX1 = EXYNOS5_GPIO_PART2_BASE + 0x0020, - EXYNOS5_GPX2 = EXYNOS5_GPIO_PART2_BASE + 0x0040, - EXYNOS5_GPX3 = EXYNOS5_GPIO_PART2_BASE + 0x0060, - - EXYNOS5_GPE0 = EXYNOS5_GPIO_PART3_BASE + 0x0000, - EXYNOS5_GPE1 = EXYNOS5_GPIO_PART3_BASE + 0x0020, - - EXYNOS5_GPF0 = EXYNOS5_GPIO_PART3_BASE + 0x0040, - EXYNOS5_GPF1 = EXYNOS5_GPIO_PART3_BASE + 0x0060, - - EXYNOS5_GPG0 = EXYNOS5_GPIO_PART3_BASE + 0x0080, - EXYNOS5_GPG1 = EXYNOS5_GPIO_PART3_BASE + 0x00a0, - EXYNOS5_GPG2 = EXYNOS5_GPIO_PART3_BASE + 0x00c0, - - EXYNOS5_GPH0 = EXYNOS5_GPIO_PART3_BASE + 0x00e0, - EXYNOS5_GPH1 = EXYNOS5_GPIO_PART3_BASE + 0x0100, - - EXYNOS5_GPV0 = EXYNOS5_GPIO_PART4_BASE + 0x0000, - EXYNOS5_GPV1 = EXYNOS5_GPIO_PART4_BASE + 0x0020, - EXYNOS5_GPV2 = EXYNOS5_GPIO_PART4_BASE + 0x0060, - EXYNOS5_GPV3 = EXYNOS5_GPIO_PART4_BASE + 0x0080, - - EXYNOS5_GPV4 = EXYNOS5_GPIO_PART5_BASE + 0x0000, - - EXYNOS5_GPZ = EXYNOS5_GPIO_PART6_BASE + 0x0000, -}; - -enum { - /* GPIO banks are split into this many parts */ - EXYNOS_GPIO_NUM_PARTS = 6 -}; - -/* A list of valid GPIO numbers for the asm-generic/gpio.h interface */ -enum exynos5_gpio_pin { - /* GPIO_PART1_STARTS */ - GPIO_A00, - GPIO_A01, - GPIO_A02, - GPIO_A03, - GPIO_A04, - GPIO_A05, - GPIO_A06, - GPIO_A07, - GPIO_A10, - GPIO_A11, - GPIO_A12, - GPIO_A13, - GPIO_A14, - GPIO_A15, - GPIO_A16, - GPIO_A17, - GPIO_A20, - GPIO_A21, - GPIO_A22, - GPIO_A23, - GPIO_A24, - GPIO_A25, - GPIO_A26, - GPIO_A27, - GPIO_B00, /* 0x18 */ - GPIO_B01, - GPIO_B02, - GPIO_B03, - GPIO_B04, - GPIO_B05, - GPIO_B06, - GPIO_B07, - GPIO_B10, - GPIO_B11, - GPIO_B12, - GPIO_B13, - GPIO_B14, - GPIO_B15, - GPIO_B16, - GPIO_B17, - GPIO_B20, - GPIO_B21, - GPIO_B22, - GPIO_B23, - GPIO_B24, - GPIO_B25, - GPIO_B26, - GPIO_B27, - GPIO_B30, - GPIO_B31, - GPIO_B32, - GPIO_B33, - GPIO_B34, - GPIO_B35, - GPIO_B36, - GPIO_B37, - GPIO_C00, /* 0x38 */ - GPIO_C01, - GPIO_C02, - GPIO_C03, - GPIO_C04, - GPIO_C05, - GPIO_C06, - GPIO_C07, - GPIO_C10, - GPIO_C11, - GPIO_C12, - GPIO_C13, - GPIO_C14, - GPIO_C15, - GPIO_C16, - GPIO_C17, - GPIO_C20, - GPIO_C21, - GPIO_C22, - GPIO_C23, - GPIO_C24, - GPIO_C25, - GPIO_C26, - GPIO_C27, - GPIO_C30, - GPIO_C31, - GPIO_C32, - GPIO_C33, - GPIO_C34, - GPIO_C35, - GPIO_C36, - GPIO_C37, - GPIO_D00, /* 0x58 */ - GPIO_D01, - GPIO_D02, - GPIO_D03, - GPIO_D04, - GPIO_D05, - GPIO_D06, - GPIO_D07, - GPIO_D10, - GPIO_D11, - GPIO_D12, - GPIO_D13, - GPIO_D14, - GPIO_D15, - GPIO_D16, - GPIO_D17, - GPIO_Y00, /* 0x68 */ - GPIO_Y01, - GPIO_Y02, - GPIO_Y03, - GPIO_Y04, - GPIO_Y05, - GPIO_Y06, - GPIO_Y07, - GPIO_Y10, - GPIO_Y11, - GPIO_Y12, - GPIO_Y13, - GPIO_Y14, - GPIO_Y15, - GPIO_Y16, - GPIO_Y17, - GPIO_Y20, - GPIO_Y21, - GPIO_Y22, - GPIO_Y23, - GPIO_Y24, - GPIO_Y25, - GPIO_Y26, - GPIO_Y27, - GPIO_Y30, - GPIO_Y31, - GPIO_Y32, - GPIO_Y33, - GPIO_Y34, - GPIO_Y35, - GPIO_Y36, - GPIO_Y37, - GPIO_Y40, - GPIO_Y41, - GPIO_Y42, - GPIO_Y43, - GPIO_Y44, - GPIO_Y45, - GPIO_Y46, - GPIO_Y47, - GPIO_Y50, - GPIO_Y51, - GPIO_Y52, - GPIO_Y53, - GPIO_Y54, - GPIO_Y55, - GPIO_Y56, - GPIO_Y57, - GPIO_Y60, - GPIO_Y61, - GPIO_Y62, - GPIO_Y63, - GPIO_Y64, - GPIO_Y65, - GPIO_Y66, - GPIO_Y67, - - /* GPIO_PART2_STARTS */ - GPIO_MAX_PORT_PART_1, - GPIO_X00 = GPIO_MAX_PORT_PART_1, /* 0xa0 */ - GPIO_X01, - GPIO_X02, - GPIO_X03, - GPIO_X04, - GPIO_X05, - GPIO_X06, - GPIO_X07, - GPIO_X10, - GPIO_X11, - GPIO_X12, - GPIO_X13, - GPIO_X14, - GPIO_X15, - GPIO_X16, - GPIO_X17, - GPIO_X20, - GPIO_X21, - GPIO_X22, - GPIO_X23, - GPIO_X24, - GPIO_X25, - GPIO_X26, - GPIO_X27, - GPIO_X30, - GPIO_X31, - GPIO_X32, - GPIO_X33, - GPIO_X34, - GPIO_X35, - GPIO_X36, - GPIO_X37, - - /* GPIO_PART3_STARTS */ - GPIO_MAX_PORT_PART_2, - GPIO_E00 = GPIO_MAX_PORT_PART_2, /* 0xc0 */ - GPIO_E01, - GPIO_E02, - GPIO_E03, - GPIO_E04, - GPIO_E05, - GPIO_E06, - GPIO_E07, - GPIO_E10, - GPIO_E11, - GPIO_E12, - GPIO_E13, - GPIO_E14, - GPIO_E15, - GPIO_E16, - GPIO_E17, - GPIO_F00, /* 0xd0 */ - GPIO_F01, - GPIO_F02, - GPIO_F03, - GPIO_F04, - GPIO_F05, - GPIO_F06, - GPIO_F07, - GPIO_F10, - GPIO_F11, - GPIO_F12, - GPIO_F13, - GPIO_F14, - GPIO_F15, - GPIO_F16, - GPIO_F17, - GPIO_G00, - GPIO_G01, - GPIO_G02, - GPIO_G03, - GPIO_G04, - GPIO_G05, - GPIO_G06, - GPIO_G07, - GPIO_G10, - GPIO_G11, - GPIO_G12, - GPIO_G13, - GPIO_G14, - GPIO_G15, - GPIO_G16, - GPIO_G17, - GPIO_G20, - GPIO_G21, - GPIO_G22, - GPIO_G23, - GPIO_G24, - GPIO_G25, - GPIO_G26, - GPIO_G27, - GPIO_H00, - GPIO_H01, - GPIO_H02, - GPIO_H03, - GPIO_H04, - GPIO_H05, - GPIO_H06, - GPIO_H07, - GPIO_H10, - GPIO_H11, - GPIO_H12, - GPIO_H13, - GPIO_H14, - GPIO_H15, - GPIO_H16, - GPIO_H17, - - /* GPIO_PART4_STARTS */ - GPIO_MAX_PORT_PART_3, - GPIO_V00 = GPIO_MAX_PORT_PART_3, - GPIO_V01, - GPIO_V02, - GPIO_V03, - GPIO_V04, - GPIO_V05, - GPIO_V06, - GPIO_V07, - GPIO_V10, - GPIO_V11, - GPIO_V12, - GPIO_V13, - GPIO_V14, - GPIO_V15, - GPIO_V16, - GPIO_V17, - GPIO_V20, - GPIO_V21, - GPIO_V22, - GPIO_V23, - GPIO_V24, - GPIO_V25, - GPIO_V26, - GPIO_V27, - GPIO_V30, - GPIO_V31, - GPIO_V32, - GPIO_V33, - GPIO_V34, - GPIO_V35, - GPIO_V36, - GPIO_V37, - - /* GPIO_PART5_STARTS */ - GPIO_MAX_PORT_PART_4, - GPIO_V40 = GPIO_MAX_PORT_PART_4, - GPIO_V41, - GPIO_V42, - GPIO_V43, - GPIO_V44, - GPIO_V45, - GPIO_V46, - GPIO_V47, - - /* GPIO_PART6_STARTS */ - GPIO_MAX_PORT_PART_5, - GPIO_Z0 = GPIO_MAX_PORT_PART_5, - GPIO_Z1, - GPIO_Z2, - GPIO_Z3, - GPIO_Z4, - GPIO_Z5, - GPIO_Z6, - GPIO_MAX_PORT -}; - -/** - * Set GPIO pin configuration. - * - * @param gpio GPIO pin - * @param cfg Either GPIO_INPUT, GPIO_OUTPUT, or GPIO_IRQ - */ -void gpio_cfg_pin(int gpio, int cfg); - -/** - * Set GPIO pull mode. - * - * @param gpio GPIO pin - * @param mode Either GPIO_PULL_DOWN or GPIO_PULL_UP - */ -void gpio_set_pull(int gpio, int mode); - -/** - * Set GPIO drive strength level. - * - * @param gpio GPIO pin - * @param mode Either GPIO_DRV_1X, GPIO_DRV_2X, GPIO_DRV_3X, or GPIO_DRV_4X - */ -void gpio_set_drv(int gpio, int mode); - -/** - * Set GPIO drive rate. - * - * @param gpio GPIO pin - * @param mode Either GPIO_DRV_FAST or GPIO_DRV_SLOW - */ -void gpio_set_rate(int gpio, int mode); - -/* - * reads only a single GPIO - * - * @param gpio GPIO to read - * @return -1 if the value cannot be determined. Otherwise returns - * the corresponding MVL3 enum value. - */ -int gpio_read_mvl3(unsigned gpio); - -void gpio_info(void); - -/* - * Generic GPIO API for U-Boot - * - * GPIOs are numbered from 0 to GPIO_COUNT-1 which value is defined - * by the SOC/architecture. - * - * Each GPIO can be an input or output. If an input then its value can - * be read as 0 or 1. If an output then its value can be set to 0 or 1. - * If you try to write an input then the value is undefined. If you try - * to read an output, barring something very unusual, you will get - * back the value of the output that you previously set. - * - * In some cases the operation may fail, for example if the GPIO number - * is out of range, or the GPIO is not available because its pin is - * being used by another function. In that case, functions may return - * an error value of -1. - */ - -/** - * Make a GPIO an input. - * - * @param gpio GPIO number - * @return 0 if ok, -1 on error - */ -int gpio_direction_input(unsigned gpio); - -/** - * Make a GPIO an output, and set its value. - * - * @param gpio GPIO number - * @param value GPIO value (0 for low or 1 for high) - * @return 0 if ok, -1 on error - */ -int gpio_direction_output(unsigned gpio, int value); - -/** - * Get a GPIO's value. This will work whether the GPIO is an input - * or an output. - * - * @param gpio GPIO number - * @return 0 if low, 1 if high, -1 on error - */ -int gpio_get_value(unsigned gpio); - -/** - * Set an output GPIO's value. The GPIO must already be an output or - * this function may have no effect. - * - * @param gpio GPIO number - * @param value GPIO value (0 for low or 1 for high) - * @return 0 if ok, -1 on error - */ -int gpio_set_value(unsigned gpio, int value); - -/* - * Many-value logic (3 states). This can be used for inputs whereby presence - * of external pull-up or pull-down resistors can be added to overcome internal - * pull-ups/pull-downs and force a single value. - * - * Thus, external pull resistors can force a 0 or 1 and if the value changes - * along with internal pull-up/down enable then the input is floating. - * - * Vpd | Vpu | MVL - * ----------------- - * 0 | 0 | 0 - * ----------------- - * 0 | 1 | Z <-- floating input will follow internal pull up/down - * ----------------- - * 1 | 1 | 1 - */ -enum mvl3 { - LOGIC_0, - LOGIC_1, - LOGIC_Z, /* high impedence / tri-stated / floating */ -}; - -#endif /* CPU_SAMSUNG_EXYNOS5250_GPIO_H */ diff --git a/src/cpu/samsung/exynos5250/i2c.c b/src/cpu/samsung/exynos5250/i2c.c deleted file mode 100644 index e83ab57014..0000000000 --- a/src/cpu/samsung/exynos5250/i2c.c +++ /dev/null @@ -1,403 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * (C) Copyright 2002 - * David Mueller, ELSOFT AG, d.mueller@elsoft.ch - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <console/console.h> -#include <delay.h> -#include <arch/io.h> -#include <device/i2c.h> -#include "clk.h" -#include "i2c.h" - -#define I2C_WRITE 0 -#define I2C_READ 1 - -#define I2C_OK 0 -#define I2C_NOK 1 -#define I2C_NACK 2 -#define I2C_NOK_LA 3 /* Lost arbitration */ -#define I2C_NOK_TOUT 4 /* time out */ - -#define I2CSTAT_BSY 0x20 /* Busy bit */ -#define I2CSTAT_NACK 0x01 /* Nack bit */ -#define I2CCON_ACKGEN 0x80 /* Acknowledge generation */ -#define I2CCON_IRPND 0x10 /* Interrupt pending bit */ -#define I2C_MODE_MT 0xC0 /* Master Transmit Mode */ -#define I2C_MODE_MR 0x80 /* Master Receive Mode */ -#define I2C_START_STOP 0x20 /* START / STOP */ -#define I2C_TXRX_ENA 0x10 /* I2C Tx/Rx enable */ - -/* The timeouts we live by */ -enum { - I2C_XFER_TIMEOUT_MS = 35, /* xfer to complete */ - I2C_INIT_TIMEOUT_MS = 1000, /* bus free on init */ - I2C_IDLE_TIMEOUT_MS = 100, /* waiting for bus idle */ - I2C_STOP_TIMEOUT_US = 200, /* waiting for stop events */ -}; - -static struct s3c24x0_i2c_bus i2c_buses[] = { - { - .bus_num = 0, - .regs = (struct s3c24x0_i2c *)0x12c60000, - .periph_id = PERIPH_ID_I2C0, - }, - { - .bus_num = 1, - .regs = (struct s3c24x0_i2c *)0x12c70000, - .periph_id = PERIPH_ID_I2C1, - }, - { - .bus_num = 2, - .regs = (struct s3c24x0_i2c *)0x12c80000, - .periph_id = PERIPH_ID_I2C2, - }, - { - .bus_num = 3, - .regs = (struct s3c24x0_i2c *)0x12c90000, - .periph_id = PERIPH_ID_I2C3, - }, - { - .bus_num = 4, - .regs = (struct s3c24x0_i2c *)0x12ca0000, - .periph_id = PERIPH_ID_I2C4, - }, - { - .bus_num = 5, - .regs = (struct s3c24x0_i2c *)0x12cb0000, - .periph_id = PERIPH_ID_I2C5, - }, - { - .bus_num = 6, - .regs = (struct s3c24x0_i2c *)0x12cc0000, - .periph_id = PERIPH_ID_I2C6, - }, - { - .bus_num = 7, - .regs = (struct s3c24x0_i2c *)0x12cd0000, - .periph_id = PERIPH_ID_I2C7, - }, -}; - -static int WaitForXfer(struct s3c24x0_i2c *i2c) -{ - int i; - - i = I2C_XFER_TIMEOUT_MS * 20; - while (!(readl(&i2c->iiccon) & I2CCON_IRPND)) { - if (i == 0) { - printk(BIOS_ERR, "%s: i2c xfer timeout\n", __func__); - return I2C_NOK_TOUT; - } - udelay(50); - i--; - } - - return I2C_OK; -} - -static int IsACK(struct s3c24x0_i2c *i2c) -{ - return !(readl(&i2c->iicstat) & I2CSTAT_NACK); -} - -static void ReadWriteByte(struct s3c24x0_i2c *i2c) -{ - uint32_t x; - - x = readl(&i2c->iiccon); - writel(x & ~I2CCON_IRPND, &i2c->iiccon); -} - -static void i2c_ch_init(struct s3c24x0_i2c_bus *bus, int speed, int slaveadd) -{ - unsigned long freq, pres = 16, div; - unsigned long val; - - freq = clock_get_periph_rate(bus->periph_id); - /* calculate prescaler and divisor values */ - if ((freq / pres / (16 + 1)) > speed) - /* set prescaler to 512 */ - pres = 512; - - div = 0; - - while ((freq / pres / (div + 1)) > speed) - div++; - - /* set prescaler, divisor according to freq, also set ACKGEN, IRQ */ - val = (div & 0x0F) | 0xA0 | ((pres == 512) ? 0x40 : 0); - writel(val, &bus->regs->iiccon); - - /* init to SLAVE RECEIVE mode and clear I2CADDn */ - writel(0, &bus->regs->iicstat); - writel(slaveadd, &bus->regs->iicadd); - /* program Master Transmit (and implicit STOP) */ - writel(I2C_MODE_MT | I2C_TXRX_ENA, &bus->regs->iicstat); -} - -/* - * MULTI BUS I2C support - */ -static void i2c_bus_init(struct s3c24x0_i2c_bus *bus, int speed, int slaveadd) -{ - i2c_ch_init(bus, speed, slaveadd); -} - -/* - * Verify the whether I2C ACK was received or not - * - * @param i2c pointer to I2C register base - * @param buf array of data - * @param len length of data - * return I2C_OK when transmission done - * I2C_NACK otherwise - */ -static int i2c_send_verify(struct s3c24x0_i2c *i2c, unsigned char buf[], - unsigned char len) -{ - int i, result = I2C_OK; - - if (IsACK(i2c)) { - for (i = 0; (i < len) && (result == I2C_OK); i++) { - writel(buf[i], &i2c->iicds); - ReadWriteByte(i2c); - result = WaitForXfer(i2c); - if (result == I2C_OK && !IsACK(i2c)) - result = I2C_NACK; - } - } else { - result = I2C_NACK; - } - - return result; -} - -void i2c_init(unsigned bus_num, int speed, int slaveadd) -{ - struct s3c24x0_i2c_bus *i2c; - int i; - - i2c = &i2c_buses[bus_num]; - i2c_bus_init(i2c, speed, slaveadd); - - /* wait for some time to give previous transfer a chance to finish */ - i = I2C_INIT_TIMEOUT_MS * 20; - while ((readl(&i2c->regs->iicstat) & I2CSTAT_BSY) && (i > 0)) { - udelay(50); - i--; - } - - i2c_ch_init(i2c, speed, slaveadd); -} - -/* - * Send a STOP event and wait for it to have completed - * - * @param mode If it is a master transmitter or receiver - * @return I2C_OK if the line became idle before timeout I2C_NOK_TOUT otherwise - */ -static int i2c_send_stop(struct s3c24x0_i2c *i2c, int mode) -{ - int timeout; - - /* Setting the STOP event to fire */ - writel(mode | I2C_TXRX_ENA, &i2c->iicstat); - ReadWriteByte(i2c); - - /* Wait for the STOP to send and the bus to go idle */ - for (timeout = I2C_STOP_TIMEOUT_US; timeout > 0; timeout -= 5) { - if (!(readl(&i2c->iicstat) & I2CSTAT_BSY)) - return I2C_OK; - udelay(5); - } - - return I2C_NOK_TOUT; -} - -/* - * cmd_type is 0 for write, 1 for read. - * - * addr_len can take any value from 0-255, it is only limited - * by the char, we could make it larger if needed. If it is - * 0 we skip the address write cycle. - */ -static int i2c_transfer(struct s3c24x0_i2c *i2c, - unsigned char cmd_type, - unsigned char chip, - unsigned char addr[], - unsigned char addr_len, - unsigned char data[], - unsigned short data_len) -{ - int i, result, stop_bit_result; - uint32_t x; - - if (data == 0 || data_len == 0) { - /* Don't support data transfer of no length or to address 0 */ - printk(BIOS_ERR, "i2c_transfer: bad call\n"); - return I2C_NOK; - } - - /* Check I2C bus idle */ - i = I2C_IDLE_TIMEOUT_MS * 20; - while ((readl(&i2c->iicstat) & I2CSTAT_BSY) && (i > 0)) { - udelay(50); - i--; - } - - if (readl(&i2c->iicstat) & I2CSTAT_BSY) { - printk(BIOS_ERR, "%s: bus busy\n", __func__); - return I2C_NOK_TOUT; - } - - x = readl(&i2c->iiccon); - writel(x | I2CCON_ACKGEN, &i2c->iiccon); - - if (addr && addr_len) { - writel(chip, &i2c->iicds); - /* send START */ - writel(I2C_MODE_MT | I2C_TXRX_ENA | I2C_START_STOP, - &i2c->iicstat); - if (WaitForXfer(i2c) == I2C_OK) - result = i2c_send_verify(i2c, addr, addr_len); - else - result = I2C_NACK; - } else - result = I2C_NACK; - - switch (cmd_type) { - case I2C_WRITE: - if (result == I2C_OK) - result = i2c_send_verify(i2c, data, data_len); - else { - writel(chip, &i2c->iicds); - /* send START */ - writel(I2C_MODE_MT | I2C_TXRX_ENA | I2C_START_STOP, - &i2c->iicstat); - if (WaitForXfer(i2c) == I2C_OK) - result = i2c_send_verify(i2c, data, data_len); - } - - if (result == I2C_OK) - result = WaitForXfer(i2c); - - stop_bit_result = i2c_send_stop(i2c, I2C_MODE_MT); - break; - - case I2C_READ: - { - int was_ok = (result == I2C_OK); - - writel(chip, &i2c->iicds); - /* resend START */ - writel(I2C_MODE_MR | I2C_TXRX_ENA | - I2C_START_STOP, &i2c->iicstat); - ReadWriteByte(i2c); - result = WaitForXfer(i2c); - - if (was_ok || IsACK(i2c)) { - i = 0; - while ((i < data_len) && (result == I2C_OK)) { - /* disable ACK for final READ */ - if (i == data_len - 1) { - x = readl(&i2c->iiccon) & ~I2CCON_ACKGEN; - writel(x, &i2c->iiccon); - } - ReadWriteByte(i2c); - result = WaitForXfer(i2c); - data[i] = readl(&i2c->iicds); - i++; - } - } else { - result = I2C_NACK; - } - - stop_bit_result = i2c_send_stop(i2c, I2C_MODE_MR); - break; - } - - default: - printk(BIOS_ERR, "i2c_transfer: bad call\n"); - result = stop_bit_result = I2C_NOK; - break; - } - - /* - * If the transmission went fine, then only the stop bit was left to - * fail. Otherwise, the real failure we're interested in came before - * that, during the actual transmission. - */ - return (result == I2C_OK) ? stop_bit_result : result; -} - -int i2c_read(unsigned bus, unsigned chip, unsigned addr, - unsigned alen, uint8_t *buf, unsigned len) -{ - struct s3c24x0_i2c_bus *i2c; - unsigned char xaddr[4]; - int ret; - - if (alen > 4) { - printk(BIOS_ERR, "I2C read: addr len %d not supported\n", alen); - return 1; - } - - if (alen > 0) { - xaddr[0] = (addr >> 24) & 0xFF; - xaddr[1] = (addr >> 16) & 0xFF; - xaddr[2] = (addr >> 8) & 0xFF; - xaddr[3] = addr & 0xFF; - } - - i2c = &i2c_buses[bus]; - ret = i2c_transfer(i2c->regs, I2C_READ, chip << 1, &xaddr[4 - alen], - alen, buf, len); - if (ret) { - printk(BIOS_ERR, "I2c read: failed %d\n", ret); - return 1; - } - return 0; -} - -int i2c_write(unsigned bus, unsigned chip, unsigned addr, - unsigned alen, const uint8_t *buf, unsigned len) -{ - struct s3c24x0_i2c_bus *i2c; - unsigned char xaddr[4]; - int ret; - - if (alen > 4) { - printk(BIOS_ERR, "I2C write: addr len %d not supported\n", - alen); - return 1; - } - - if (alen > 0) { - xaddr[0] = (addr >> 24) & 0xFF; - xaddr[1] = (addr >> 16) & 0xFF; - xaddr[2] = (addr >> 8) & 0xFF; - xaddr[3] = addr & 0xFF; - } - - i2c = &i2c_buses[bus]; - ret = i2c_transfer(i2c->regs, I2C_WRITE, chip << 1, &xaddr[4 - alen], - alen, (void *)buf, len); - - return ret != 0; -} diff --git a/src/cpu/samsung/exynos5250/i2c.h b/src/cpu/samsung/exynos5250/i2c.h deleted file mode 100644 index a1d8bc1dcd..0000000000 --- a/src/cpu/samsung/exynos5250/i2c.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_I2C_H -#define CPU_SAMSUNG_EXYNOS5250_I2C_H - -#include "periph.h" - -struct s3c24x0_i2c { - u32 iiccon; - u32 iicstat; - u32 iicadd; - u32 iicds; - u32 iiclc; -}; - -struct s3c24x0_i2c_bus { - int bus_num; - struct s3c24x0_i2c *regs; - enum periph_id periph_id; -}; - -void i2c_init(unsigned bus, int speed, int slaveadd); - -#endif /* CPU_SAMSUNG_EXYNOS5250_I2C_H */ diff --git a/src/cpu/samsung/exynos5250/i2s-regs.h b/src/cpu/samsung/exynos5250/i2s-regs.h deleted file mode 100644 index fabd914180..0000000000 --- a/src/cpu/samsung/exynos5250/i2s-regs.h +++ /dev/null @@ -1,142 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* Taken from the kernel code */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_I2S_REGS_H -#define CPU_SAMSUNG_EXYNOS5250_I2S_REGS_H - -#define I2SCON 0x0 -#define I2SMOD 0x4 -#define I2SFIC 0x8 -#define I2SPSR 0xc -#define I2STXD 0x10 -#define I2SRXD 0x14 -#define I2SFICS 0x18 -#define I2STXDS 0x1c -#define I2SAHB 0x20 -#define I2SSTR0 0x24 -#define I2SSIZE 0x28 -#define I2STRNCNT 0x2c -#define I2SLVL0ADDR 0x30 -#define I2SLVL1ADDR 0x34 -#define I2SLVL2ADDR 0x38 -#define I2SLVL3ADDR 0x3c - -#define CON_RSTCLR (1 << 31) -#define CON_FRXOFSTATUS (1 << 26) -#define CON_FRXORINTEN (1 << 25) -#define CON_FTXSURSTAT (1 << 24) -#define CON_FTXSURINTEN (1 << 23) -#define CON_TXSDMA_PAUSE (1 << 20) -#define CON_TXSDMA_ACTIVE (1 << 18) - -#define CON_FTXURSTATUS (1 << 17) -#define CON_FTXURINTEN (1 << 16) -#define CON_TXFIFO2_EMPTY (1 << 15) -#define CON_TXFIFO1_EMPTY (1 << 14) -#define CON_TXFIFO2_FULL (1 << 13) -#define CON_TXFIFO1_FULL (1 << 12) - -#define CON_LRINDEX (1 << 11) -#define CON_TXFIFO_EMPTY (1 << 10) -#define CON_RXFIFO_EMPTY (1 << 9) -#define CON_TXFIFO_FULL (1 << 8) -#define CON_RXFIFO_FULL (1 << 7) -#define CON_TXDMA_PAUSE (1 << 6) -#define CON_RXDMA_PAUSE (1 << 5) -#define CON_TXCH_PAUSE (1 << 4) -#define CON_RXCH_PAUSE (1 << 3) -#define CON_TXDMA_ACTIVE (1 << 2) -#define CON_RXDMA_ACTIVE (1 << 1) -#define CON_ACTIVE (1 << 0) - -#define MOD_OPCLK_CDCLK_OUT (0 << 30) -#define MOD_OPCLK_CDCLK_IN (1 << 30) -#define MOD_OPCLK_BCLK_OUT (2 << 30) -#define MOD_OPCLK_PCLK (3 << 30) -#define MOD_OPCLK_MASK (3 << 30) -#define MOD_TXS_IDMA (1 << 28) /* Sec_TXFIFO use I-DMA */ - -#define MOD_BLCS_SHIFT 26 -#define MOD_BLCS_16BIT (0 << MOD_BLCS_SHIFT) -#define MOD_BLCS_8BIT (1 << MOD_BLCS_SHIFT) -#define MOD_BLCS_24BIT (2 << MOD_BLCS_SHIFT) -#define MOD_BLCS_MASK (3 << MOD_BLCS_SHIFT) - -#define MOD_BLCP_SHIFT 24 -#define MOD_BLCP_16BIT (0 << MOD_BLCP_SHIFT) -#define MOD_BLCP_8BIT (1 << MOD_BLCP_SHIFT) -#define MOD_BLCP_24BIT (2 << MOD_BLCP_SHIFT) -#define MOD_BLCP_MASK (3 << MOD_BLCP_SHIFT) - -#define MOD_C2DD_HHALF (1 << 21) /* Discard Higher-half */ -#define MOD_C2DD_LHALF (1 << 20) /* Discard Lower-half */ -#define MOD_C1DD_HHALF (1 << 19) -#define MOD_C1DD_LHALF (1 << 18) -#define MOD_DC2_EN (1 << 17) -#define MOD_DC1_EN (1 << 16) -#define MOD_BLC_16BIT (0 << 13) -#define MOD_BLC_8BIT (1 << 13) -#define MOD_BLC_24BIT (2 << 13) -#define MOD_BLC_MASK (3 << 13) - -#define MOD_IMS_SYSMUX (1 << 10) -#define MOD_SLAVE (1 << 11) -#define MOD_TXONLY (0 << 8) -#define MOD_RXONLY (1 << 8) -#define MOD_TXRX (2 << 8) -#define MOD_MASK (3 << 8) -#define MOD_LR_LLOW (0 << 7) -#define MOD_LR_RLOW (1 << 7) -#define MOD_SDF_IIS (0 << 5) -#define MOD_SDF_MSB (1 << 5) -#define MOD_SDF_LSB (2 << 5) -#define MOD_SDF_MASK (3 << 5) -#define MOD_RCLK_256FS (0 << 3) -#define MOD_RCLK_512FS (1 << 3) -#define MOD_RCLK_384FS (2 << 3) -#define MOD_RCLK_768FS (3 << 3) -#define MOD_RCLK_MASK (3 << 3) -#define MOD_BCLK_32FS (0 << 1) -#define MOD_BCLK_48FS (1 << 1) -#define MOD_BCLK_16FS (2 << 1) -#define MOD_BCLK_24FS (3 << 1) -#define MOD_BCLK_MASK (3 << 1) -#define MOD_8BIT (1 << 0) - -#define MOD_CDCLKCON (1 << 12) - -#define PSR_PSREN (1 << 15) - -#define FIC_TXFLUSH (1 << 15) -#define FIC_RXFLUSH (1 << 7) - -#define AHB_INTENLVL0 (1 << 24) -#define AHB_LVL0INT (1 << 20) -#define AHB_CLRLVL0INT (1 << 16) -#define AHB_DMARLD (1 << 5) -#define AHB_INTMASK (1 << 3) -#define AHB_DMAEN (1 << 0) -#define AHB_LVLINTMASK (0xf << 20) - -#define I2SSIZE_TRNMSK (0xffff) -#define I2SSIZE_SHIFT (16) - -#endif /* CPU_SAMSUNG_EXYNOS5250_I2S_REGS_H */ diff --git a/src/cpu/samsung/exynos5250/mct.c b/src/cpu/samsung/exynos5250/mct.c deleted file mode 100644 index bbb90e49bb..0000000000 --- a/src/cpu/samsung/exynos5250/mct.c +++ /dev/null @@ -1,36 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2012 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <stdint.h> -#include <arch/io.h> -#include "clk.h" - -uint64_t mct_raw_value(void) -{ - uint64_t upper = readl(&exynos_mct->g_cnt_u); - uint64_t lower = readl(&exynos_mct->g_cnt_l); - - return (upper << 32) | lower; -} - -void mct_start(void) -{ - writel(readl(&exynos_mct->g_tcon) | (0x1 << 8), - &exynos_mct->g_tcon); -} diff --git a/src/cpu/samsung/exynos5250/monotonic_timer.c b/src/cpu/samsung/exynos5250/monotonic_timer.c deleted file mode 100644 index 89ac416eb1..0000000000 --- a/src/cpu/samsung/exynos5250/monotonic_timer.c +++ /dev/null @@ -1,34 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <stdint.h> -#include <timer.h> - -#include "clk.h" - -static const uint32_t clocks_per_usec = MCT_HZ/1000000; - -void timer_monotonic_get(struct mono_time *mt) -{ - /* We don't have to call mct_start() here - * because it was already called in the bootblock - */ - - mono_time_set_usecs(mt, mct_raw_value() / clocks_per_usec); -} diff --git a/src/cpu/samsung/exynos5250/periph.h b/src/cpu/samsung/exynos5250/periph.h deleted file mode 100644 index 7d8bf623f6..0000000000 --- a/src/cpu/samsung/exynos5250/periph.h +++ /dev/null @@ -1,69 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2012 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_PERIPH_H -#define CPU_SAMSUNG_EXYNOS5250_PERIPH_H - -/* - * Peripherals requiring clock/pinmux configuration. List will - * grow with support for more devices getting added. - * - * At present the order is arbitrary - we may be able to take advantage - * of some orthogonality later. - */ -enum periph_id { - PERIPH_ID_UART0, - PERIPH_ID_UART1, - PERIPH_ID_UART2, - PERIPH_ID_UART3, - PERIPH_ID_SDMMC0, - PERIPH_ID_SDMMC1, - PERIPH_ID_SDMMC2, - PERIPH_ID_SDMMC3, - - PERIPH_ID_SROMC = 9, - PERIPH_ID_SPI0, - PERIPH_ID_SPI1, - PERIPH_ID_SPI2, - PERIPH_ID_SPI3, - PERIPH_ID_SPI4, - PERIPH_ID_LCD, - PERIPH_ID_BACKLIGHT, - PERIPH_ID_I2C0, - PERIPH_ID_I2C1, - PERIPH_ID_I2C2, - PERIPH_ID_I2C3, - PERIPH_ID_I2C4, - PERIPH_ID_I2C5, - PERIPH_ID_I2C6, - PERIPH_ID_I2C7, - PERIPH_ID_DPHPD, /* eDP hot plug detect */ - PERIPH_ID_PWM0, - PERIPH_ID_PWM1, - PERIPH_ID_PWM2, - PERIPH_ID_PWM3, - PERIPH_ID_PWM4, - PERIPH_ID_I2S1, - PERIPH_ID_SATA, - - PERIPH_ID_COUNT, - PERIPH_ID_NONE = -1, -}; - -#endif diff --git a/src/cpu/samsung/exynos5250/pinmux.c b/src/cpu/samsung/exynos5250/pinmux.c deleted file mode 100644 index dc9590f20f..0000000000 --- a/src/cpu/samsung/exynos5250/pinmux.c +++ /dev/null @@ -1,267 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <console/console.h> -#include <assert.h> -#include "gpio.h" -#include "pinmux.h" - -static void exynos_pinmux_uart(int start, int count) -{ - int i; - - for (i = start; i < start + count; i++) { - gpio_set_pull(i, GPIO_PULL_NONE); - gpio_cfg_pin(i, GPIO_FUNC(0x2)); - } -} - -void exynos_pinmux_uart0(void) -{ - exynos_pinmux_uart(GPIO_A00, 4); -} - -void exynos_pinmux_uart1(void) -{ - exynos_pinmux_uart(GPIO_D00, 4); -} - -void exynos_pinmux_uart2(void) -{ - exynos_pinmux_uart(GPIO_A10, 4); -} - -void exynos_pinmux_uart3(void) -{ - exynos_pinmux_uart(GPIO_A14, 2); -} - -static void exynos_pinmux_sdmmc(int start, int start_ext) -{ - int i; - - if (start_ext) { - for (i = 0; i <= 3; i++) { - gpio_cfg_pin(start_ext + i, GPIO_FUNC(0x2)); - gpio_set_pull(start_ext + i, GPIO_PULL_UP); - gpio_set_drv(start_ext + i, GPIO_DRV_4X); - } - } - for (i = 0; i < 2; i++) { - gpio_cfg_pin(start + i, GPIO_FUNC(0x2)); - gpio_set_pull(start + i, GPIO_PULL_NONE); - gpio_set_drv(start + i, GPIO_DRV_4X); - } - for (i = 2; i <= 6; i++) { - gpio_cfg_pin(start + i, GPIO_FUNC(0x2)); - gpio_set_pull(start + i, GPIO_PULL_UP); - gpio_set_drv(start + i, GPIO_DRV_4X); - } -} - -void exynos_pinmux_sdmmc0(void) -{ - exynos_pinmux_sdmmc(GPIO_C00, GPIO_C10); -} - -void exynos_pinmux_sdmmc1(void) -{ - exynos_pinmux_sdmmc(GPIO_C20, 0); -} - -void exynos_pinmux_sdmmc2(void) -{ - exynos_pinmux_sdmmc(GPIO_C30, 0); -} - -void exynos_pinmux_sdmmc3(void) -{ - /* - * TODO: Need to add definitions for GPC4 before - * enabling this. - */ - printk(BIOS_DEBUG, "SDMMC3 not supported yet"); -} - -void exynos_pinmux_sromc(int bank, int sixteen_bit) -{ - int i; - - if (bank > 3) { - printk(BIOS_DEBUG, "Unsupported sromc bank %d.\n", bank); - return; - } - - gpio_cfg_pin(GPIO_Y00 + bank, GPIO_FUNC(2)); - gpio_cfg_pin(GPIO_Y04, GPIO_FUNC(2)); - gpio_cfg_pin(GPIO_Y05, GPIO_FUNC(2)); - - for (i = 2; i < 4; i++) - gpio_cfg_pin(GPIO_Y10 + i, GPIO_FUNC(2)); - - for (i = 0; i < 8; i++) { - gpio_cfg_pin(GPIO_Y30 + i, GPIO_FUNC(2)); - gpio_set_pull(GPIO_Y30 + i, GPIO_PULL_UP); - - gpio_cfg_pin(GPIO_Y50 + i, GPIO_FUNC(2)); - gpio_set_pull(GPIO_Y50 + i, GPIO_PULL_UP); - - if (sixteen_bit) { - gpio_cfg_pin(GPIO_Y60 + i, GPIO_FUNC(2)); - gpio_set_pull(GPIO_Y60 + i, GPIO_PULL_UP); - } - } -} - -static void exynos_pinmux_spi(int start, int cfg) -{ - int i; - - for (i = 0; i < 4; i++) { - gpio_cfg_pin(start + i, GPIO_FUNC(cfg)); - gpio_set_pull(start + i, GPIO_PULL_NONE); - gpio_set_drv(start + i, GPIO_DRV_3X); - } -} - -void exynos_pinmux_spi0(void) -{ - exynos_pinmux_spi(GPIO_A20, 0x2); -} - -void exynos_pinmux_spi1(void) -{ - exynos_pinmux_spi(GPIO_A24, 0x2); -} - -void exynos_pinmux_spi2(void) -{ - exynos_pinmux_spi(GPIO_B11, 0x5); -} - -void exynos_pinmux_spi3(void) -{ - exynos_pinmux_spi(GPIO_E00, 0x2); -} - -void exynos_pinmux_spi4(void) -{ - int i; - - for (i = 0; i < 2; i++) - gpio_cfg_pin(GPIO_F02 + i, GPIO_FUNC(0x4)); - for (i = 2; i < 4; i++) - gpio_cfg_pin(GPIO_E02 + i, GPIO_FUNC(0x4)); -} - -void exynos_pinmux_backlight(void) -{ - gpio_cfg_pin(GPIO_B20, GPIO_OUTPUT); - gpio_set_value(GPIO_B20, 1); -} - -void exynos_pinmux_lcd(void) -{ - gpio_cfg_pin(GPIO_Y25, GPIO_OUTPUT); - gpio_set_value(GPIO_Y25, 1); - gpio_cfg_pin(GPIO_X15, GPIO_OUTPUT); - gpio_set_value(GPIO_X15, 1); - gpio_cfg_pin(GPIO_X30, GPIO_OUTPUT); - gpio_set_value(GPIO_X30, 1); -} - -static void exynos_pinmux_i2c(int start, int func) -{ - gpio_cfg_pin(start, GPIO_FUNC(func)); - gpio_cfg_pin(start + 1, GPIO_FUNC(func)); - gpio_set_pull(start, GPIO_PULL_NONE); - gpio_set_pull(start + 1, GPIO_PULL_NONE); -} - -void exynos_pinmux_i2c0(void) -{ - exynos_pinmux_i2c(GPIO_B30, 0x2); -} - -void exynos_pinmux_i2c1(void) -{ - exynos_pinmux_i2c(GPIO_B32, 0x2); -} - -void exynos_pinmux_i2c2(void) -{ - exynos_pinmux_i2c(GPIO_A06, 0x3); -} - -void exynos_pinmux_i2c3(void) -{ - exynos_pinmux_i2c(GPIO_A12, 0x3); -} - -void exynos_pinmux_i2c4(void) -{ - exynos_pinmux_i2c(GPIO_A20, 0x3); -} - -void exynos_pinmux_i2c5(void) -{ - exynos_pinmux_i2c(GPIO_A22, 0x3); -} - -void exynos_pinmux_i2c6(void) -{ - exynos_pinmux_i2c(GPIO_B13, 0x4); -} - -void exynos_pinmux_i2c7(void) -{ - exynos_pinmux_i2c(GPIO_B22, 0x3); -} - -void exynos_pinmux_dphpd(void) -{ - /* Set Hotplug detect for DP */ - gpio_cfg_pin(GPIO_X07, GPIO_FUNC(0x3)); - - /* - * Hotplug detect should have an external pullup; disable the - * internal pulldown so they don't fight. - */ - gpio_set_pull(GPIO_X07, GPIO_PULL_NONE); -} - -void exynos_pinmux_i2s0(void) -{ - int i; - - for (i = 0; i < 5; i++) { - gpio_cfg_pin(GPIO_Z0 + i, GPIO_FUNC(0x02)); - gpio_set_pull(GPIO_Z0 + i, GPIO_PULL_NONE); - } -} - -void exynos_pinmux_i2s1(void) -{ - int i; - - for (i = 0; i < 5; i++) { - gpio_cfg_pin(GPIO_B00 + i, GPIO_FUNC(0x02)); - gpio_set_pull(GPIO_B00 + i, GPIO_PULL_NONE); - } -} diff --git a/src/cpu/samsung/exynos5250/pinmux.h b/src/cpu/samsung/exynos5250/pinmux.h deleted file mode 100644 index 227a2807e3..0000000000 --- a/src/cpu/samsung/exynos5250/pinmux.h +++ /dev/null @@ -1,58 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_PINMUX_H -#define CPU_SAMSUNG_EXYNOS5250_PINMUX_H - -void exynos_pinmux_uart0(void); -void exynos_pinmux_uart1(void); -void exynos_pinmux_uart2(void); -void exynos_pinmux_uart3(void); - -void exynos_pinmux_sdmmc0(void); -void exynos_pinmux_sdmmc1(void); -void exynos_pinmux_sdmmc2(void); -void exynos_pinmux_sdmmc3(void); - -void exynos_pinmux_sromc(int bank, int sixteen_bit); - -void exynos_pinmux_spi0(void); -void exynos_pinmux_spi1(void); -void exynos_pinmux_spi2(void); -void exynos_pinmux_spi3(void); -void exynos_pinmux_spi4(void); - -void exynos_pinmux_backlight(void); -void exynos_pinmux_lcd(void); - -void exynos_pinmux_i2c0(void); -void exynos_pinmux_i2c1(void); -void exynos_pinmux_i2c2(void); -void exynos_pinmux_i2c3(void); -void exynos_pinmux_i2c4(void); -void exynos_pinmux_i2c5(void); -void exynos_pinmux_i2c6(void); -void exynos_pinmux_i2c7(void); - -void exynos_pinmux_dphpd(void); - -void exynos_pinmux_i2s0(void); -void exynos_pinmux_i2s1(void); - -#endif diff --git a/src/cpu/samsung/exynos5250/power.c b/src/cpu/samsung/exynos5250/power.c deleted file mode 100644 index c9d620a958..0000000000 --- a/src/cpu/samsung/exynos5250/power.c +++ /dev/null @@ -1,90 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* Power setup code for EXYNOS5 */ - -#include <arch/io.h> -#include <arch/hlt.h> -#include <console/console.h> -#include "power.h" - -static void ps_hold_setup(void) -{ - /* Set PS-Hold high */ - setbits_le32(&exynos_power->ps_hold_ctrl, - POWER_PS_HOLD_CONTROL_DATA_HIGH); -} - -void power_reset(void) -{ - /* Clear inform1 so there's no change we think we've got a wake reset */ - exynos_power->inform1 = 0; - - setbits_le32(&exynos_power->sw_reset, 1); -} - -/* This function never returns */ -void power_shutdown(void) -{ - clrbits_le32(&exynos_power->ps_hold_ctrl, - POWER_PS_HOLD_CONTROL_DATA_HIGH); - - hlt(); -} - -void power_enable_dp_phy(void) -{ - setbits_le32(&exynos_power->dptx_phy_control, DPTX_PHY_ENABLE); -} - -void power_enable_hw_thermal_trip(void) -{ - /* Enable HW thermal trip */ - setbits_le32(&exynos_power->ps_hold_ctrl, POWER_ENABLE_HW_TRIP); -} - -uint32_t power_read_reset_status(void) -{ - return exynos_power->inform1; -} - -void power_exit_wakeup(void) -{ - typedef void (*resume_func)(void); - - ((resume_func)exynos_power->inform0)(); -} - -int power_init(void) -{ - ps_hold_setup(); - return 0; -} - -void power_enable_xclkout(void) -{ - /* use xxti for xclk out */ - clrsetbits_le32(&exynos_power->pmu_debug, PMU_DEBUG_CLKOUT_SEL_MASK, - PMU_DEBUG_XXTI); -} - -void power_release_uart_retention(void) -{ - writel(1 << 28, &exynos_power->padret_uart_opt); -} diff --git a/src/cpu/samsung/exynos5250/power.h b/src/cpu/samsung/exynos5250/power.h deleted file mode 100644 index 5ea73c7ef8..0000000000 --- a/src/cpu/samsung/exynos5250/power.h +++ /dev/null @@ -1,99 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* Register map for Exynos5 PMU */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_POWER_H -#define CPU_SAMSUNG_EXYNOS5250_POWER_H - -#include "cpu.h" - -/* Enable HW thermal trip with PS_HOLD_CONTROL register ENABLE_HW_TRIP bit */ -void power_enable_hw_thermal_trip(void); - -#define MIPI_PHY1_CONTROL_ENABLE (1 << 0) -#define MIPI_PHY1_CONTROL_M_RESETN (1 << 2) - -#define POWER_USB_PHY_CTRL_EN (1 << 0) -#define POWER_PS_HOLD_CONTROL_DATA_HIGH (1 << 8) -#define POWER_ENABLE_HW_TRIP (1UL << 31) - -#define DPTX_PHY_ENABLE (1 << 0) - -/* PMU_DEBUG bits [12:8] = 0x1000 selects XXTI clock source */ -#define PMU_DEBUG_XXTI 0x1000 -/* Mask bit[12:8] for xxti clock selection */ -#define PMU_DEBUG_CLKOUT_SEL_MASK 0x1f00 - -/* Power Management Unit register map */ -struct exynos5_power { - /* Add registers as and when required */ - uint32_t om_stat; /* 0x0000 */ - uint8_t reserved1[0x03fc]; - uint32_t sw_reset; /* 0x0400 */ - uint8_t reserved2[0x0300]; - uint32_t usb_drd_phy_ctrl; /* 0x0704 */ - uint32_t usb_host_phy_ctrl; /* 0x0708 */ - uint8_t reserved3[0x8]; - uint32_t mipi_phy1_control; /* 0x0714 */ - uint8_t reserved4[0x8]; - uint32_t dptx_phy_control; /* 0x0720 */ - uint8_t reserved5[0xdc]; - uint32_t inform0; /* 0x0800 */ - uint32_t inform1; /* 0x0804 */ - uint8_t reserved6[0x1f8]; - uint32_t pmu_debug; /* 0x0A00*/ - uint8_t reserved7[0x2728]; - uint32_t padret_uart_opt; /* 0x3128 */ - uint8_t reserved8[0x1e0]; - uint32_t ps_hold_ctrl; /* 0x330c */ -} __attribute__ ((__packed__)); - -static struct exynos5_power * const exynos_power = (void*)EXYNOS5_POWER_BASE; - -/** - * Perform a software reset. - */ -void power_reset(void); - -/** - * Power off the system; it should never return. - */ -void power_shutdown(void); - -/* Enable DPTX PHY */ -void power_enable_dp_phy(void); - -/* Initialize the pmic voltages to power up the system */ -int power_init(void); - -/* Read the reset status. */ -uint32_t power_read_reset_status(void); - -/* Read the resume function and call it. */ -void power_exit_wakeup(void); - -/* pmu debug is used for xclkout, enable xclkout with source as XXTI */ -void power_enable_xclkout(void); - -/* Release UART retention on resume (only for debugging, may conflict with - * kernel). */ -void power_release_uart_retention(void); - -#endif diff --git a/src/cpu/samsung/exynos5250/setup.h b/src/cpu/samsung/exynos5250/setup.h deleted file mode 100644 index c65747b775..0000000000 --- a/src/cpu/samsung/exynos5250/setup.h +++ /dev/null @@ -1,755 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* Machine Specific Values for SMDK5250 board based on Exynos5 */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_SETUP_H -#define CPU_SAMSUNG_EXYNOS5250_SETUP_H - -struct exynos5_dmc; -enum ddr_mode; -struct exynos5_phy_control; - -/* TZPC : Register Offsets */ -#define TZPC0_BASE 0x10100000 -#define TZPC1_BASE 0x10110000 -#define TZPC2_BASE 0x10120000 -#define TZPC3_BASE 0x10130000 -#define TZPC4_BASE 0x10140000 -#define TZPC5_BASE 0x10150000 -#define TZPC6_BASE 0x10160000 -#define TZPC7_BASE 0x10170000 -#define TZPC8_BASE 0x10180000 -#define TZPC9_BASE 0x10190000 - -#define APLL_FOUT (1 << 0) - -/* APLL_CON1 */ -#define APLL_CON1_VAL (0x00203800) - -/* MPLL_CON1 */ -#define MPLL_CON1_VAL (0x00203800) - -/* CPLL_CON1 */ -#define CPLL_CON1_VAL (0x00203800) - -/* GPLL_CON1 */ -#define GPLL_CON1_VAL (0x00203800) - -/* EPLL_CON1, CON2 */ -#define EPLL_CON1_VAL 0x00000000 -#define EPLL_CON2_VAL 0x00000080 - -/* VPLL_CON1, CON2 */ -#define VPLL_CON1_VAL 0x00000000 -#define VPLL_CON2_VAL 0x00000080 - -/* BPLL_CON1 */ -#define BPLL_CON1_VAL 0x00203800 - -/* Set PLL */ -#define set_pll(mdiv, pdiv, sdiv) (1<<31 | mdiv<<16 | pdiv<<8 | sdiv) - -/* CLK_SRC_CPU */ -/* 0 = MOUTAPLL, 1 = SCLKMPLL */ -#define MUX_HPM_SEL 0 -#define MUX_CPU_SEL 0 -#define MUX_APLL_SEL 1 - -#define CLK_SRC_CPU_VAL ((MUX_HPM_SEL << 20) \ - | (MUX_CPU_SEL << 16) \ - | (MUX_APLL_SEL)) - -/* MEMCONTROL register bit fields */ -#define DMC_MEMCONTROL_CLK_STOP_DISABLE (0 << 0) -#define DMC_MEMCONTROL_DPWRDN_DISABLE (0 << 1) -#define DMC_MEMCONTROL_DPWRDN_ACTIVE_PRECHARGE (0 << 2) -#define DMC_MEMCONTROL_TP_DISABLE (0 << 4) -#define DMC_MEMCONTROL_DSREF_DISABLE (0 << 5) -#define DMC_MEMCONTROL_DSREF_ENABLE (1 << 5) -#define DMC_MEMCONTROL_ADD_LAT_PALL_CYCLE(x) (x << 6) - -#define DMC_MEMCONTROL_MEM_TYPE_LPDDR3 (7 << 8) -#define DMC_MEMCONTROL_MEM_TYPE_DDR3 (6 << 8) -#define DMC_MEMCONTROL_MEM_TYPE_LPDDR2 (5 << 8) - -#define DMC_MEMCONTROL_MEM_WIDTH_32BIT (2 << 12) - -#define DMC_MEMCONTROL_NUM_CHIP_1 (0 << 16) -#define DMC_MEMCONTROL_NUM_CHIP_2 (1 << 16) - -#define DMC_MEMCONTROL_BL_8 (3 << 20) -#define DMC_MEMCONTROL_BL_4 (2 << 20) - -#define DMC_MEMCONTROL_PZQ_DISABLE (0 << 24) - -#define DMC_MEMCONTROL_MRR_BYTE_7_0 (0 << 25) -#define DMC_MEMCONTROL_MRR_BYTE_15_8 (1 << 25) -#define DMC_MEMCONTROL_MRR_BYTE_23_16 (2 << 25) -#define DMC_MEMCONTROL_MRR_BYTE_31_24 (3 << 25) - -/* MEMCONFIG0 register bit fields */ -#define DMC_MEMCONFIGx_CHIP_MAP_INTERLEAVED (1 << 12) -#define DMC_MEMCONFIGx_CHIP_COL_10 (3 << 8) -#define DMC_MEMCONFIGx_CHIP_ROW_14 (2 << 4) -#define DMC_MEMCONFIGx_CHIP_ROW_15 (3 << 4) -#define DMC_MEMCONFIGx_CHIP_BANK_8 (3 << 0) - -#define DMC_MEMBASECONFIGx_CHIP_BASE(x) (x << 16) -#define DMC_MEMBASECONFIGx_CHIP_MASK(x) (x << 0) -#define DMC_MEMBASECONFIG_VAL(x) ( \ - DMC_MEMBASECONFIGx_CHIP_BASE(x) | \ - DMC_MEMBASECONFIGx_CHIP_MASK(0x780) \ -) - -#define DMC_MEMBASECONFIG0_VAL DMC_MEMBASECONFIG_VAL(0x40) -#define DMC_MEMBASECONFIG1_VAL DMC_MEMBASECONFIG_VAL(0x80) - -#define DMC_PRECHCONFIG_VAL 0xFF000000 -#define DMC_PWRDNCONFIG_VAL 0xFFFF00FF - -#define DMC_CONCONTROL_RESET_VAL 0x0FFF0000 -#define DFI_INIT_START (1 << 28) -#define EMPTY (1 << 8) -#define AREF_EN (1 << 5) - -#define DFI_INIT_COMPLETE_CHO (1 << 2) -#define DFI_INIT_COMPLETE_CH1 (1 << 3) - -#define RDLVL_COMPLETE_CHO (1 << 14) -#define RDLVL_COMPLETE_CH1 (1 << 15) - -#define CLK_STOP_EN (1 << 0) -#define DPWRDN_EN (1 << 1) -#define DSREF_EN (1 << 5) - -/* COJCONTROL register bit fields */ -#define DMC_CONCONTROL_IO_PD_CON_DISABLE (0 << 3) -#define DMC_CONCONTROL_AREF_EN_DISABLE (0 << 5) -#define DMC_CONCONTROL_EMPTY_DISABLE (0 << 8) -#define DMC_CONCONTROL_EMPTY_ENABLE (1 << 8) -#define DMC_CONCONTROL_RD_FETCH_DISABLE (0x0 << 12) -#define DMC_CONCONTROL_TIMEOUT_LEVEL0 (0xFFF << 16) -#define DMC_CONCONTROL_DFI_INIT_START_DISABLE (0 << 28) - -/* CLK_DIV_CPU0_VAL */ -#define CLK_DIV_CPU0_VAL ((ARM2_RATIO << 28) \ - | (APLL_RATIO << 24) \ - | (PCLK_DBG_RATIO << 20) \ - | (ATB_RATIO << 16) \ - | (PERIPH_RATIO << 12) \ - | (ACP_RATIO << 8) \ - | (CPUD_RATIO << 4) \ - | (ARM_RATIO)) - - -/* CLK_FSYS */ -#define CLK_SRC_FSYS0_VAL 0x66666 -#define CLK_DIV_FSYS0_VAL 0x0BB00000 - -/* CLK_DIV_CPU1 */ -#define HPM_RATIO 0x2 -#define COPY_RATIO 0x0 - -/* CLK_DIV_CPU1 = 0x00000003 */ -#define CLK_DIV_CPU1_VAL ((HPM_RATIO << 4) \ - | (COPY_RATIO)) - -/* CLK_SRC_CORE0 */ -#define CLK_SRC_CORE0_VAL 0x00000000 - -/* CLK_SRC_CORE1 */ -#define CLK_SRC_CORE1_VAL 0x100 - -/* CLK_DIV_CORE0 */ -#define CLK_DIV_CORE0_VAL 0x00120000 - -/* CLK_DIV_CORE1 */ -#define CLK_DIV_CORE1_VAL 0x07070700 - -/* CLK_DIV_SYSRGT */ -#define CLK_DIV_SYSRGT_VAL 0x00000111 - -/* CLK_DIV_ACP */ -#define CLK_DIV_ACP_VAL 0x12 - -/* CLK_DIV_SYSLFT */ -#define CLK_DIV_SYSLFT_VAL 0x00000311 - -/* CLK_SRC_CDREX */ -#define CLK_SRC_CDREX_VAL 0x1 - -/* CLK_DIV_CDREX */ -#define MCLK_CDREX2_RATIO 0x0 -#define ACLK_EFCON_RATIO 0x1 -#define MCLK_DPHY_RATIO 0x1 -#define MCLK_CDREX_RATIO 0x1 -#define ACLK_C2C_200_RATIO 0x1 -#define C2C_CLK_400_RATIO 0x1 -#define PCLK_CDREX_RATIO 0x1 -#define ACLK_CDREX_RATIO 0x1 - -#define CLK_DIV_CDREX_VAL ((MCLK_DPHY_RATIO << 24) \ - | (C2C_CLK_400_RATIO << 6) \ - | (PCLK_CDREX_RATIO << 4) \ - | (ACLK_CDREX_RATIO)) - -/* CLK_SRC_TOP0 */ -#define MUX_ACLK_300_GSCL_SEL 0x0 -#define MUX_ACLK_300_GSCL_MID_SEL 0x0 -#define MUX_ACLK_400_G3D_MID_SEL 0x0 -#define MUX_ACLK_333_SEL 0x0 -#define MUX_ACLK_300_DISP1_SEL 0x0 -#define MUX_ACLK_300_DISP1_MID_SEL 0x0 -#define MUX_ACLK_200_SEL 0x0 -#define MUX_ACLK_166_SEL 0x0 -#define CLK_SRC_TOP0_VAL ((MUX_ACLK_300_GSCL_SEL << 25) \ - | (MUX_ACLK_300_GSCL_MID_SEL << 24) \ - | (MUX_ACLK_400_G3D_MID_SEL << 20) \ - | (MUX_ACLK_333_SEL << 16) \ - | (MUX_ACLK_300_DISP1_SEL << 15) \ - | (MUX_ACLK_300_DISP1_MID_SEL << 14) \ - | (MUX_ACLK_200_SEL << 12) \ - | (MUX_ACLK_166_SEL << 8)) - -/* CLK_SRC_TOP1 */ -#define MUX_ACLK_400_G3D_SEL 0x1 -#define MUX_ACLK_400_ISP_SEL 0x0 -#define MUX_ACLK_400_IOP_SEL 0x0 -#define MUX_ACLK_MIPI_HSI_TXBASE_SEL 0x0 -#define MUX_ACLK_300_GSCL_MID1_SEL 0x0 -#define MUX_ACLK_300_DISP1_MID1_SEL 0x0 -#define CLK_SRC_TOP1_VAL ((MUX_ACLK_400_G3D_SEL << 28) \ - |(MUX_ACLK_400_ISP_SEL << 24) \ - |(MUX_ACLK_400_IOP_SEL << 20) \ - |(MUX_ACLK_MIPI_HSI_TXBASE_SEL << 16) \ - |(MUX_ACLK_300_GSCL_MID1_SEL << 12) \ - |(MUX_ACLK_300_DISP1_MID1_SEL << 8)) - -/* CLK_SRC_TOP2 */ -#define MUX_GPLL_SEL 0x1 -#define MUX_BPLL_USER_SEL 0x0 -#define MUX_MPLL_USER_SEL 0x0 -#define MUX_VPLL_SEL 0x1 -#define MUX_EPLL_SEL 0x1 -#define MUX_CPLL_SEL 0x1 -#define VPLLSRC_SEL 0x0 -#define CLK_SRC_TOP2_VAL ((MUX_GPLL_SEL << 28) \ - | (MUX_BPLL_USER_SEL << 24) \ - | (MUX_MPLL_USER_SEL << 20) \ - | (MUX_VPLL_SEL << 16) \ - | (MUX_EPLL_SEL << 12) \ - | (MUX_CPLL_SEL << 8) \ - | (VPLLSRC_SEL)) -/* CLK_SRC_TOP3 */ -#define MUX_ACLK_333_SUB_SEL 0x1 -#define MUX_ACLK_400_SUB_SEL 0x1 -#define MUX_ACLK_266_ISP_SUB_SEL 0x1 -#define MUX_ACLK_266_GPS_SUB_SEL 0x0 -#define MUX_ACLK_300_GSCL_SUB_SEL 0x1 -#define MUX_ACLK_266_GSCL_SUB_SEL 0x1 -#define MUX_ACLK_300_DISP1_SUB_SEL 0x1 -#define MUX_ACLK_200_DISP1_SUB_SEL 0x1 -#define CLK_SRC_TOP3_VAL ((MUX_ACLK_333_SUB_SEL << 24) \ - | (MUX_ACLK_400_SUB_SEL << 20) \ - | (MUX_ACLK_266_ISP_SUB_SEL << 16) \ - | (MUX_ACLK_266_GPS_SUB_SEL << 12) \ - | (MUX_ACLK_300_GSCL_SUB_SEL << 10) \ - | (MUX_ACLK_266_GSCL_SUB_SEL << 8) \ - | (MUX_ACLK_300_DISP1_SUB_SEL << 6) \ - | (MUX_ACLK_200_DISP1_SUB_SEL << 4)) - -/* CLK_DIV_TOP0 */ -#define ACLK_300_DISP1_RATIO 0x2 -#define ACLK_400_G3D_RATIO 0x0 -#define ACLK_333_RATIO 0x0 -#define ACLK_266_RATIO 0x2 -#define ACLK_200_RATIO 0x3 -#define ACLK_166_RATIO 0x1 -#define ACLK_133_RATIO 0x1 -#define ACLK_66_RATIO 0x5 - -#define CLK_DIV_TOP0_VAL ((ACLK_300_DISP1_RATIO << 28) \ - | (ACLK_400_G3D_RATIO << 24) \ - | (ACLK_333_RATIO << 20) \ - | (ACLK_266_RATIO << 16) \ - | (ACLK_200_RATIO << 12) \ - | (ACLK_166_RATIO << 8) \ - | (ACLK_133_RATIO << 4) \ - | (ACLK_66_RATIO)) - -/* CLK_DIV_TOP1 */ -#define ACLK_MIPI_HSI_TX_BASE_RATIO 0x3 -#define ACLK_66_PRE_RATIO 0x1 -#define ACLK_400_ISP_RATIO 0x1 -#define ACLK_400_IOP_RATIO 0x1 -#define ACLK_300_GSCL_RATIO 0x2 - -#define CLK_DIV_TOP1_VAL ((ACLK_MIPI_HSI_TX_BASE_RATIO << 28) \ - | (ACLK_66_PRE_RATIO << 24) \ - | (ACLK_400_ISP_RATIO << 20) \ - | (ACLK_400_IOP_RATIO << 16) \ - | (ACLK_300_GSCL_RATIO << 12)) - -/* APLL_LOCK */ -#define APLL_LOCK_VAL (0x546) -/* MPLL_LOCK */ -#define MPLL_LOCK_VAL (0x546) -/* CPLL_LOCK */ -#define CPLL_LOCK_VAL (0x546) -/* GPLL_LOCK */ -#define GPLL_LOCK_VAL (0x546) -/* EPLL_LOCK */ -#define EPLL_LOCK_VAL (0x3A98) -/* VPLL_LOCK */ -#define VPLL_LOCK_VAL (0x3A98) -/* BPLL_LOCK */ -#define BPLL_LOCK_VAL (0x546) - -#define MUX_MCLK_CDREX_SEL (1 << 4) -#define MUX_MCLK_DPHY_SEL (1 << 8) - -#define MUX_APLL_SEL_MASK (1 << 0) -#define MUX_MPLL_FOUT_SEL (1 << 4) -#define MUX_BPLL_FOUT_SEL (1 << 0) -#define MUX_MPLL_SEL_MASK (1 << 8) -#define MPLL_SEL_MOUT_MPLLFOUT (2 << 8) -#define MUX_CPLL_SEL_MASK (1 << 8) -#define MUX_EPLL_SEL_MASK (1 << 12) -#define MUX_VPLL_SEL_MASK (1 << 16) -#define MUX_GPLL_SEL_MASK (1 << 28) -#define MUX_BPLL_SEL_MASK (1 << 0) -#define MUX_HPM_SEL_MASK (1 << 20) -#define HPM_SEL_SCLK_MPLL (1 << 21) -#define APLL_CON0_LOCKED (1 << 29) -#define MPLL_CON0_LOCKED (1 << 29) -#define BPLL_CON0_LOCKED (1 << 29) -#define CPLL_CON0_LOCKED (1 << 29) -#define EPLL_CON0_LOCKED (1 << 29) -#define GPLL_CON0_LOCKED (1 << 29) -#define VPLL_CON0_LOCKED (1 << 29) -#define CLK_REG_DISABLE 0x0 -#define TOP2_VAL 0x0110000 - -/* CLK_SRC_PERIC0 */ -#define PWM_SEL 6 -#define UART3_SEL 6 -#define UART2_SEL 6 -#define UART1_SEL 6 -#define UART0_SEL 6 -/* SRC_CLOCK = SCLK_MPLL */ -#define CLK_SRC_PERIC0_VAL ((PWM_SEL << 24) \ - | (UART3_SEL << 12) \ - | (UART2_SEL << 8) \ - | (UART1_SEL << 4) \ - | (UART0_SEL)) - -/* CLK_SRC_PERIC1 */ -/* SRC_CLOCK = SCLK_MPLL */ -#define SPI0_SEL 6 -#define SPI1_SEL 6 -#define SPI2_SEL 6 -#define CLK_SRC_PERIC1_VAL ((SPI2_SEL << 24) \ - | (SPI1_SEL << 20) \ - | (SPI0_SEL << 16)) - -/* SCLK_SRC_ISP - set SPI0/1 to 6 = SCLK_MPLL_USER */ -#define SPI0_ISP_SEL 6 -#define SPI1_ISP_SEL 6 -#define SCLK_SRC_ISP_VAL (SPI1_ISP_SEL << 4) \ - | (SPI0_ISP_SEL << 0) - -/* SCLK_DIV_ISP - set SPI0/1 to 0xf = divide by 16 */ -#define SPI0_ISP_RATIO 0xf -#define SPI1_ISP_RATIO 0xf -#define SCLK_DIV_ISP_VAL (SPI1_ISP_RATIO << 12) \ - | (SPI0_ISP_RATIO << 0) - -/* CLK_DIV_PERIL0 */ -#define UART5_RATIO 7 -#define UART4_RATIO 7 -#define UART3_RATIO 7 -#define UART2_RATIO 7 -#define UART1_RATIO 7 -#define UART0_RATIO 7 - -#define CLK_DIV_PERIC0_VAL ((UART3_RATIO << 12) \ - | (UART2_RATIO << 8) \ - | (UART1_RATIO << 4) \ - | (UART0_RATIO)) -/* CLK_DIV_PERIC1 */ -#define SPI1_RATIO 0x7 -#define SPI0_RATIO 0xf -#define SPI1_SUB_RATIO 0x0 -#define SPI0_SUB_RATIO 0x0 -#define CLK_DIV_PERIC1_VAL ((SPI1_SUB_RATIO << 24) \ - | ((SPI1_RATIO << 16) \ - | (SPI0_SUB_RATIO << 8) \ - | (SPI0_RATIO << 0))) - -/* CLK_DIV_PERIC2 */ -#define SPI2_RATIO 0xf -#define SPI2_SUB_RATIO 0x0 -#define CLK_DIV_PERIC2_VAL ((SPI2_SUB_RATIO << 8) \ - | (SPI2_RATIO << 0)) -/* CLK_DIV_FSYS2 */ -#define MMC2_RATIO_MASK 0xf -#define MMC2_RATIO_VAL 0x3 -#define MMC2_RATIO_OFFSET 0 - -#define MMC2_PRE_RATIO_MASK 0xff -#define MMC2_PRE_RATIO_VAL 0x9 -#define MMC2_PRE_RATIO_OFFSET 8 - -#define MMC3_RATIO_MASK 0xf -#define MMC3_RATIO_VAL 0x1 -#define MMC3_RATIO_OFFSET 16 - -#define MMC3_PRE_RATIO_MASK 0xff -#define MMC3_PRE_RATIO_VAL 0x0 -#define MMC3_PRE_RATIO_OFFSET 24 - -/* CLK_SRC_LEX */ -#define CLK_SRC_LEX_VAL 0x0 - -/* CLK_DIV_LEX */ -#define CLK_DIV_LEX_VAL 0x10 - -/* CLK_DIV_R0X */ -#define CLK_DIV_R0X_VAL 0x10 - -/* CLK_DIV_L0X */ -#define CLK_DIV_R1X_VAL 0x10 - -/* CLK_DIV_ISP0 */ -#define CLK_DIV_ISP0_VAL 0x31 - -/* CLK_DIV_ISP1 */ -#define CLK_DIV_ISP1_VAL 0x0 - -/* CLK_DIV_ISP2 */ -#define CLK_DIV_ISP2_VAL 0x1 - -/* CLK_SRC_DISP1_0 */ -#define CLK_SRC_DISP1_0_VAL 0x6 - -/* - * DIV_DISP1_0 - * For DP, divisor should be 2 - */ -#define CLK_DIV_DISP1_0_FIMD1 (2 << 0) - -/* CLK_GATE_IP_DISP1 */ -#define CLK_GATE_DP1_ALLOW (1 << 4) - -/* CLK_GATE_IP_SYSRGT */ -#define CLK_C2C_MASK (1 << 1) - -/* CLK_GATE_IP_ACP */ -#define CLK_SMMUG2D_MASK (1 << 7) -#define CLK_SMMUSSS_MASK (1 << 6) -#define CLK_SMMUMDMA_MASK (1 << 5) -#define CLK_ID_REMAPPER_MASK (1 << 4) -#define CLK_G2D_MASK (1 << 3) -#define CLK_SSS_MASK (1 << 2) -#define CLK_MDMA_MASK (1 << 1) -#define CLK_SECJTAG_MASK (1 << 0) - -/* CLK_GATE_BUS_SYSLFT */ -#define CLK_EFCLK_MASK (1 << 16) - -/* CLK_GATE_IP_ISP0 */ -#define CLK_UART_ISP_MASK (1 << 31) -#define CLK_WDT_ISP_MASK (1 << 30) -#define CLK_PWM_ISP_MASK (1 << 28) -#define CLK_MTCADC_ISP_MASK (1 << 27) -#define CLK_I2C1_ISP_MASK (1 << 26) -#define CLK_I2C0_ISP_MASK (1 << 25) -#define CLK_MPWM_ISP_MASK (1 << 24) -#define CLK_MCUCTL_ISP_MASK (1 << 23) -#define CLK_INT_COMB_ISP_MASK (1 << 22) -#define CLK_SMMU_MCUISP_MASK (1 << 13) -#define CLK_SMMU_SCALERP_MASK (1 << 12) -#define CLK_SMMU_SCALERC_MASK (1 << 11) -#define CLK_SMMU_FD_MASK (1 << 10) -#define CLK_SMMU_DRC_MASK (1 << 9) -#define CLK_SMMU_ISP_MASK (1 << 8) -#define CLK_GICISP_MASK (1 << 7) -#define CLK_ARM9S_MASK (1 << 6) -#define CLK_MCUISP_MASK (1 << 5) -#define CLK_SCALERP_MASK (1 << 4) -#define CLK_SCALERC_MASK (1 << 3) -#define CLK_FD_MASK (1 << 2) -#define CLK_DRC_MASK (1 << 1) -#define CLK_ISP_MASK (1 << 0) - -/* CLK_GATE_IP_ISP1 */ -#define CLK_SPI1_ISP_MASK (1 << 13) -#define CLK_SPI0_ISP_MASK (1 << 12) -#define CLK_SMMU3DNR_MASK (1 << 7) -#define CLK_SMMUDIS1_MASK (1 << 6) -#define CLK_SMMUDIS0_MASK (1 << 5) -#define CLK_SMMUODC_MASK (1 << 4) -#define CLK_3DNR_MASK (1 << 2) -#define CLK_DIS_MASK (1 << 1) -#define CLK_ODC_MASK (1 << 0) - -/* CLK_GATE_IP_GSCL */ -#define CLK_SMMUFIMC_LITE2_MASK (1 << 20) -#define CLK_SMMUFIMC_LITE1_MASK (1 << 12) -#define CLK_SMMUFIMC_LITE0_MASK (1 << 11) -#define CLK_SMMUGSCL3_MASK (1 << 10) -#define CLK_SMMUGSCL2_MASK (1 << 9) -#define CLK_SMMUGSCL1_MASK (1 << 8) -#define CLK_SMMUGSCL0_MASK (1 << 7) -#define CLK_GSCL_WRAP_B_MASK (1 << 6) -#define CLK_GSCL_WRAP_A_MASK (1 << 5) -#define CLK_CAMIF_TOP_MASK (1 << 4) -#define CLK_GSCL3_MASK (1 << 3) -#define CLK_GSCL2_MASK (1 << 2) -#define CLK_GSCL1_MASK (1 << 1) -#define CLK_GSCL0_MASK (1 << 0) - -/* CLK_GATE_IP_MFC */ -#define CLK_SMMUMFCR_MASK (1 << 2) -#define CLK_SMMUMFCL_MASK (1 << 1) -#define CLK_MFC_MASK (1 << 0) - -#define SCLK_MPWM_ISP_MASK (1 << 0) - -/* CLK_GATE_IP_DISP1 */ -#define CLK_SMMUTVX_MASK (1 << 9) -#define CLK_ASYNCTVX_MASK (1 << 7) -#define CLK_HDMI_MASK (1 << 6) -#define CLK_MIXER_MASK (1 << 5) -#define CLK_DSIM1_MASK (1 << 3) - -/* CLK_GATE_IP_GEN */ -#define CLK_SMMUMDMA1_MASK (1 << 9) -#define CLK_SMMUJPEG_MASK (1 << 7) -#define CLK_SMMUROTATOR_MASK (1 << 6) -#define CLK_MDMA1_MASK (1 << 4) -#define CLK_JPEG_MASK (1 << 2) -#define CLK_ROTATOR_MASK (1 << 1) - -/* CLK_GATE_IP_FSYS */ -#define CLK_WDT_IOP_MASK (1 << 30) -#define CLK_SMMUMCU_IOP_MASK (1 << 26) -#define CLK_SATA_PHY_I2C_MASK (1 << 25) -#define CLK_SATA_PHY_CTRL_MASK (1 << 24) -#define CLK_MCUCTL_MASK (1 << 23) -#define CLK_NFCON_MASK (1 << 22) -#define CLK_SMMURTIC_MASK (1 << 11) -#define CLK_RTIC_MASK (1 << 9) -#define CLK_MIPI_HSI_MASK (1 << 8) -#define CLK_USBOTG_MASK (1 << 7) -#define CLK_SATA_MASK (1 << 6) -#define CLK_PDMA1_MASK (1 << 2) -#define CLK_PDMA0_MASK (1 << 1) -#define CLK_MCU_IOP_MASK (1 << 0) - -/* CLK_GATE_IP_PERIC */ -#define CLK_HS_I2C3_MASK (1 << 31) -#define CLK_HS_I2C2_MASK (1 << 30) -#define CLK_HS_I2C1_MASK (1 << 29) -#define CLK_HS_I2C0_MASK (1 << 28) -#define CLK_AC97_MASK (1 << 27) -#define CLK_SPDIF_MASK (1 << 26) -#define CLK_PCM2_MASK (1 << 23) -#define CLK_PCM1_MASK (1 << 22) -#define CLK_I2S2_MASK (1 << 21) -#define CLK_I2S1_MASK (1 << 20) -#define CLK_SPI2_MASK (1 << 18) -#define CLK_SPI0_MASK (1 << 16) -#define CLK_I2CHDMI_MASK (1 << 14) -#define CLK_I2C7_MASK (1 << 13) -#define CLK_I2C6_MASK (1 << 12) -#define CLK_I2C5_MASK (1 << 11) -#define CLK_I2C4_MASK (1 << 10) -#define CLK_I2C3_MASK (1 << 9) -#define CLK_I2C2_MASK (1 << 8) -#define CLK_I2C1_MASK (1 << 7) -#define CLK_I2C0_MASK (1 << 6) - -/* CLK_GATE_IP_PERIS */ -#define CLK_RTC_MASK (1 << 20) -#define CLK_TZPC9_MASK (1 << 15) -#define CLK_TZPC8_MASK (1 << 14) -#define CLK_TZPC7_MASK (1 << 13) -#define CLK_TZPC6_MASK (1 << 12) -#define CLK_TZPC5_MASK (1 << 11) -#define CLK_TZPC4_MASK (1 << 10) -#define CLK_TZPC3_MASK (1 << 9) -#define CLK_TZPC2_MASK (1 << 8) -#define CLK_TZPC1_MASK (1 << 7) -#define CLK_TZPC0_MASK (1 << 6) -#define CLK_CHIPID_MASK (1 << 0) - -/* CLK_GATE_BLOCK */ -#define CLK_ACP_MASK (1 << 7) - -/* CLK_GATE_IP_CDREX */ -#define CLK_TZASC_DRBXW_MASK (1 << 23) -#define CLK_TZASC_DRBXR_MASK (1 << 22) -#define CLK_TZASC_XLBXW_MASK (1 << 21) -#define CLK_TZASC_XLBXR_MASK (1 << 20) -#define CLK_TZASC_XR1BXW_MASK (1 << 19) -#define CLK_TZASC_XR1BXR_MASK (1 << 18) -#define CLK_DPHY1_MASK (1 << 5) -#define CLK_DPHY0_MASK (1 << 4) - -/* - * TZPC Register Value : - * R0SIZE: 0x0 : Size of secured ram - */ -#define R0SIZE 0x0 - -/* - * TZPC Decode Protection Register Value : - * DECPROTXSET: 0xFF : Set Decode region to non-secure - */ -#define DECPROTXSET 0xFF - -#define LPDDR3PHY_CTRL_PHY_RESET_DISABLE (1 << 0) -#define LPDDR3PHY_CTRL_PHY_RESET_ENABLE (0 << 0 ) - -#define PHY_CON0_RESET_VAL 0x17020a40 -#define P0_CMD_EN (1 << 14) -#define BYTE_RDLVL_EN (1 << 13) -#define CTRL_SHGATE (1 << 8) - -#define PHY_CON1_RESET_VAL 0x09210100 -#define CTRL_GATEDURADJ_MASK (0xf << 20) - -#define PHY_CON2_RESET_VAL 0x00010004 -#define INIT_DESKEW_EN (1 << 6) -#define RDLVL_GATE_EN (1 << 24) - -/*ZQ Configurations */ -#define PHY_CON16_RESET_VAL 0x08000304 - -#define ZQ_CLK_DIV_EN (1 << 18) -#define ZQ_MANUAL_STR (1 << 1) -#define ZQ_DONE (1 << 0) - -#define CTRL_RDLVL_GATE_ENABLE 1 -#define CTRL_RDLVL_GATE_DISABLE 1 - -/* Direct Command */ -#define DIRECT_CMD_NOP 0x07000000 -#define DIRECT_CMD_PALL 0x01000000 -#define DIRECT_CMD_ZQINIT 0x0a000000 -#define DIRECT_CMD_CHANNEL_SHIFT 28 -#define DIRECT_CMD_CHIP_SHIFT 20 - -/* DMC PHY Control0 register */ -#define PHY_CONTROL0_RESET_VAL 0x0 -#define MEM_TERM_EN (1 << 31) /* Termination enable for memory */ -#define PHY_TERM_EN (1 << 30) /* Termination enable for PHY */ -#define DMC_CTRL_SHGATE (1 << 29) /* Duration of DQS gating signal */ -#define FP_RSYNC (1 << 3) /* Force DLL resynchronization */ - -/* Driver strength for CK, CKE, CS & CA */ -#define IMP_OUTPUT_DRV_40_OHM 0x5 -#define IMP_OUTPUT_DRV_30_OHM 0x7 -#define CA_CK_DRVR_DS_OFFSET 9 -#define CA_CKE_DRVR_DS_OFFSET 6 -#define CA_CS_DRVR_DS_OFFSET 3 -#define CA_ADR_DRVR_DS_OFFSET 0 - -#define PHY_CON42_CTRL_BSTLEN_SHIFT 8 -#define PHY_CON42_CTRL_RDLAT_SHIFT 0 - -struct mem_timings; - -/* Errors that we can encounter in low-level setup */ -enum { - SETUP_ERR_OK, - SETUP_ERR_RDLV_COMPLETE_TIMEOUT = -1, - SETUP_ERR_ZQ_CALIBRATION_FAILURE = -2, -}; - -/* Functions common between LPDDR2 and DDR3 */ - -/* CPU info initialization code */ -void cpu_info_init(void); - -void mem_ctrl_init(void); -/* - * Memory variant specific initialization code - * - * @param mem Memory timings for this memory type. - * @param mem_iv_size Memory interleaving size is a configurable parameter - * which the DMC uses to decide how to split a memory - * chunk into smaller chunks to support concurrent - * accesses; may vary across boards. - * @param mem_reset Reset memory during initialization. - * @return 0 if ok, SETUP_ERR_... if there is a problem - */ -int ddr3_mem_ctrl_init(struct mem_timings *mem, unsigned long mem_iv_size, - int mem_reset); - -/* - * Configure ZQ I/O interface - * - * @param mem Memory timings for this memory type. - * @param phy0_ctrl Pointer to struct containing PHY0 control reg - * @param phy1_ctrl Pointer to struct containing PHY1 control reg - * @return 0 if ok, -1 on error - */ -int dmc_config_zq(struct mem_timings *mem, - struct exynos5_phy_control *phy0_ctrl, - struct exynos5_phy_control *phy1_ctrl); - -/* - * Send NOP and MRS/EMRS Direct commands - * - * @param mem Memory timings for this memory type. - * @param dmc Pointer to struct of DMC registers - */ -void dmc_config_mrs(struct mem_timings *mem, struct exynos5_dmc *dmc); - -/* - * Send PALL Direct commands - * - * @param mem Memory timings for this memory type. - * @param dmc Pointer to struct of DMC registers - */ -void dmc_config_prech(struct mem_timings *mem, struct exynos5_dmc *dmc); - -/* - * Configure the memconfig and membaseconfig registers - * - * @param mem Memory timings for this memory type. - * @param exynos5_dmc Pointer to struct of DMC registers - */ -void dmc_config_memory(struct mem_timings *mem, struct exynos5_dmc *dmc); - -/* Set the PS-Hold drive value */ -void ps_hold_setup(void); -/* - * Reset the DLL. This function is common between DDR3 and LPDDR2. - * However, the reset value is different. So we are passing a flag - * ddr_mode to distinguish between LPDDR2 and DDR3. - * - * @param exynos5_dmc Pointer to struct of DMC registers - * @param ddr_mode Type of DDR memory - */ -void update_reset_dll(struct exynos5_dmc *, enum ddr_mode); -#endif diff --git a/src/cpu/samsung/exynos5250/spi.c b/src/cpu/samsung/exynos5250/spi.c deleted file mode 100644 index 33ec6984db..0000000000 --- a/src/cpu/samsung/exynos5250/spi.c +++ /dev/null @@ -1,213 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2011 Samsung Electronics - * Copyright 2013 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <assert.h> -#include <stdlib.h> -#include <arch/io.h> -#include <console/console.h> -#include "clk.h" -#include "gpio.h" -#include "spi.h" - -#if defined(CONFIG_DEBUG_SPI) && CONFIG_DEBUG_SPI -# define DEBUG_SPI(x,...) printk(BIOS_DEBUG, "EXYNOS_SPI: " x) -#else -# define DEBUG_SPI(x,...) -#endif - -static void exynos_spi_rx_tx(struct exynos_spi *regs, int todo, - void *dinp, void const *doutp, int i) -{ - int rx_lvl, tx_lvl; - unsigned int *rxp = (unsigned int *)(dinp + (i * (32 * 1024))); - unsigned int out_bytes, in_bytes; - - // TODO In current implementation, every read/write must be aligned to - // 4 bytes, otherwise you may get timeout or other unexpected results. - ASSERT(todo % 4 == 0); - - out_bytes = in_bytes = todo; - setbits_le32(®s->ch_cfg, SPI_CH_RST); - clrbits_le32(®s->ch_cfg, SPI_CH_RST); - writel(((todo * 8) / 32) | SPI_PACKET_CNT_EN, ®s->pkt_cnt); - - while (in_bytes) { - uint32_t spi_sts; - int temp; - - spi_sts = readl(®s->spi_sts); - rx_lvl = ((spi_sts >> 15) & 0x7f); - tx_lvl = ((spi_sts >> 6) & 0x7f); - while (tx_lvl < 32 && out_bytes) { - // TODO The "writing" (tx) is not supported now; that's - // why we write garbage to keep driving FIFO clock. - temp = 0xffffffff; - writel(temp, ®s->tx_data); - out_bytes -= 4; - tx_lvl += 4; - } - while (rx_lvl >= 4 && in_bytes) { - temp = readl(®s->rx_data); - if (rxp) - *rxp++ = temp; - in_bytes -= 4; - rx_lvl -= 4; - } - } -} - -/* set up SPI channel */ -int exynos_spi_open(struct exynos_spi *regs) -{ - /* set the spi1 GPIO */ - - /* set pktcnt and enable it */ - writel(4 | SPI_PACKET_CNT_EN, ®s->pkt_cnt); - /* set FB_CLK_SEL */ - writel(SPI_FB_DELAY_180, ®s->fb_clk); - /* set CH_WIDTH and BUS_WIDTH as word */ - setbits_le32(®s->mode_cfg, - SPI_MODE_CH_WIDTH_WORD | SPI_MODE_BUS_WIDTH_WORD); - clrbits_le32(®s->ch_cfg, SPI_CH_CPOL_L); /* CPOL: active high */ - - /* clear rx and tx channel if set previously */ - clrbits_le32(®s->ch_cfg, SPI_RX_CH_ON | SPI_TX_CH_ON); - - setbits_le32(®s->swap_cfg, - SPI_RX_SWAP_EN | SPI_RX_BYTE_SWAP | SPI_RX_HWORD_SWAP); - - /* do a soft reset */ - setbits_le32(®s->ch_cfg, SPI_CH_RST); - clrbits_le32(®s->ch_cfg, SPI_CH_RST); - - /* now set rx and tx channel ON */ - setbits_le32(®s->ch_cfg, SPI_RX_CH_ON | SPI_TX_CH_ON | SPI_CH_HS_EN); - return 0; -} - -int exynos_spi_read(struct exynos_spi *regs, void *dest, u32 len, u32 off) -{ - int upto, todo; - int i; - clrbits_le32(®s->cs_reg, SPI_SLAVE_SIG_INACT); /* CS low */ - - /* Send read instruction (0x3h) followed by a 24 bit addr */ - writel((SF_READ_DATA_CMD << 24) | off, ®s->tx_data); - - /* waiting for TX done */ - while (!(readl(®s->spi_sts) & SPI_ST_TX_DONE)); - - for (upto = 0, i = 0; upto < len; upto += todo, i++) { - todo = MIN(len - upto, (1 << 15)); - exynos_spi_rx_tx(regs, todo, dest, (void *)(off), i); - } - - setbits_le32(®s->cs_reg, SPI_SLAVE_SIG_INACT);/* make the CS high */ - - return len; -} - -int exynos_spi_close(struct exynos_spi *regs) -{ - /* - * Let put controller mode to BYTE as - * SPI driver does not support WORD mode yet - */ - clrbits_le32(®s->mode_cfg, - SPI_MODE_CH_WIDTH_WORD | SPI_MODE_BUS_WIDTH_WORD); - writel(0, ®s->swap_cfg); - - /* - * Flush spi tx, rx fifos and reset the SPI controller - * and clear rx/tx channel - */ - clrsetbits_le32(®s->ch_cfg, SPI_CH_HS_EN, SPI_CH_RST); - clrbits_le32(®s->ch_cfg, SPI_CH_RST); - clrbits_le32(®s->ch_cfg, SPI_TX_CH_ON | SPI_RX_CH_ON); - return 0; -} - -// SPI as CBFS media. -struct exynos_spi_media { - struct exynos_spi *regs; - struct cbfs_simple_buffer buffer; -}; - -static int exynos_spi_cbfs_open(struct cbfs_media *media) { - struct exynos_spi_media *spi = (struct exynos_spi_media*)media->context; - DEBUG_SPI("exynos_spi_cbfs_open\n"); - return exynos_spi_open(spi->regs); -} - -static int exynos_spi_cbfs_close(struct cbfs_media *media) { - struct exynos_spi_media *spi = (struct exynos_spi_media*)media->context; - DEBUG_SPI("exynos_spi_cbfs_close\n"); - return exynos_spi_close(spi->regs); -} - -static size_t exynos_spi_cbfs_read(struct cbfs_media *media, void *dest, - size_t offset, size_t count) { - struct exynos_spi_media *spi = (struct exynos_spi_media*)media->context; - int bytes; - DEBUG_SPI("exynos_spi_cbfs_read(%u)\n", count); - bytes = exynos_spi_read(spi->regs, dest, count, offset); - // Flush and re-open the device. - exynos_spi_close(spi->regs); - exynos_spi_open(spi->regs); - return bytes; -} - -static void *exynos_spi_cbfs_map(struct cbfs_media *media, size_t offset, - size_t count) { - struct exynos_spi_media *spi = (struct exynos_spi_media*)media->context; - DEBUG_SPI("exynos_spi_cbfs_map\n"); - // See exynos_spi_rx_tx for I/O alignment limitation. - if (count % 4) - count += 4 - (count % 4); - return cbfs_simple_buffer_map(&spi->buffer, media, offset, count); -} - -static void *exynos_spi_cbfs_unmap(struct cbfs_media *media, - const void *address) { - struct exynos_spi_media *spi = (struct exynos_spi_media*)media->context; - DEBUG_SPI("exynos_spi_cbfs_unmap\n"); - return cbfs_simple_buffer_unmap(&spi->buffer, address); -} - -int initialize_exynos_spi_cbfs_media(struct cbfs_media *media, - void *buffer_address, - size_t buffer_size) { - // TODO Replace static variable to support multiple streams. - static struct exynos_spi_media context; - DEBUG_SPI("initialize_exynos_spi_cbfs_media\n"); - - context.regs = (void*)EXYNOS5_SPI1_BASE; - context.buffer.allocated = context.buffer.last_allocate = 0; - context.buffer.buffer = buffer_address; - context.buffer.size = buffer_size; - media->context = (void*)&context; - media->open = exynos_spi_cbfs_open; - media->close = exynos_spi_cbfs_close; - media->read = exynos_spi_cbfs_read; - media->map = exynos_spi_cbfs_map; - media->unmap = exynos_spi_cbfs_unmap; - - return 0; -} diff --git a/src/cpu/samsung/exynos5250/spi.h b/src/cpu/samsung/exynos5250/spi.h deleted file mode 100644 index 7ca311444c..0000000000 --- a/src/cpu/samsung/exynos5250/spi.h +++ /dev/null @@ -1,98 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_SPI_H -#define CPU_SAMSUNG_EXYNOS5250_SPI_H - -/* This driver serves as a CBFS media source. */ -#include <cbfs.h> - -/* SPI peripheral register map; padded to 64KB */ -struct exynos_spi { - unsigned int ch_cfg; /* 0x00 */ - unsigned char reserved0[4]; - unsigned int mode_cfg; /* 0x08 */ - unsigned int cs_reg; /* 0x0c */ - unsigned char reserved1[4]; - unsigned int spi_sts; /* 0x14 */ - unsigned int tx_data; /* 0x18 */ - unsigned int rx_data; /* 0x1c */ - unsigned int pkt_cnt; /* 0x20 */ - unsigned char reserved2[4]; - unsigned int swap_cfg; /* 0x28 */ - unsigned int fb_clk; /* 0x2c */ - unsigned char padding[0xffd0]; -}; - -#define EXYNOS_SPI_MAX_FREQ 50000000 - -#define SPI_TIMEOUT_MS 10 - -#define SF_READ_DATA_CMD 0x3 - -/* SPI_CHCFG */ -#define SPI_CH_HS_EN (1 << 6) -#define SPI_CH_RST (1 << 5) -#define SPI_SLAVE_MODE (1 << 4) -#define SPI_CH_CPOL_L (1 << 3) -#define SPI_CH_CPHA_B (1 << 2) -#define SPI_RX_CH_ON (1 << 1) -#define SPI_TX_CH_ON (1 << 0) - -/* SPI_MODECFG */ -#define SPI_MODE_CH_WIDTH_WORD (0x2 << 29) -#define SPI_MODE_BUS_WIDTH_WORD (0x2 << 17) - -/* SPI_CSREG */ -#define SPI_SLAVE_SIG_INACT (1 << 0) - -/* SPI_STS */ -#define SPI_ST_TX_DONE (1 << 25) -#define SPI_FIFO_LVL_MASK 0x1ff -#define SPI_TX_LVL_OFFSET 6 -#define SPI_RX_LVL_OFFSET 15 - -/* Feedback Delay */ -#define SPI_CLK_BYPASS (0 << 0) -#define SPI_FB_DELAY_90 (1 << 0) -#define SPI_FB_DELAY_180 (2 << 0) -#define SPI_FB_DELAY_270 (3 << 0) - -/* Packet Count */ -#define SPI_PACKET_CNT_EN (1 << 16) - -/* Swap config */ -#define SPI_TX_SWAP_EN (1 << 0) -#define SPI_TX_BYTE_SWAP (1 << 2) -#define SPI_TX_HWORD_SWAP (1 << 3) -#define SPI_TX_BYTE_SWAP (1 << 2) -#define SPI_RX_SWAP_EN (1 << 4) -#define SPI_RX_BYTE_SWAP (1 << 6) -#define SPI_RX_HWORD_SWAP (1 << 7) - -/* API */ -int exynos_spi_open(struct exynos_spi *regs); -int exynos_spi_read(struct exynos_spi *regs, void *dest, u32 len, u32 off); -int exynos_spi_close(struct exynos_spi *regs); - -/* Serve as CBFS media source */ -int initialize_exynos_spi_cbfs_media(struct cbfs_media *media, - void *buffer_address, - size_t buffer_size); -#endif diff --git a/src/cpu/samsung/exynos5250/sysreg.h b/src/cpu/samsung/exynos5250/sysreg.h deleted file mode 100644 index 1362177a33..0000000000 --- a/src/cpu/samsung/exynos5250/sysreg.h +++ /dev/null @@ -1,42 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (c) 2012 Samsung Electronics Co., Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* Register map for Exynos5 sysreg */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_SYSREG_H -#define CPU_SAMSUNG_EXYNOS5250_SYSREG_H - -#include "cpu.h" - -/* sysreg map */ -struct exynos5_sysreg { - /* Add registers as and when required */ - unsigned char res1[0x214]; - unsigned int disp1blk_cfg; - unsigned char res2[0x18]; - unsigned int usb20_phy_cfg; -}; - -static struct exynos5_sysreg * const exynos_sysreg = - (void *)EXYNOS5_SYSREG_BASE; - -#define FIMDBYPASS_DISP1 (1 << 15) -#define USB20_PHY_CFG_EN (1 << 0) - -#endif diff --git a/src/cpu/samsung/exynos5250/timer.c b/src/cpu/samsung/exynos5250/timer.c deleted file mode 100644 index 5d402bc4bc..0000000000 --- a/src/cpu/samsung/exynos5250/timer.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2009 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <console/console.h> -#include <timer.h> -#include <delay.h> - -#include "clk.h" - -void init_timer(void) -{ - /* Nothing to do because we manually - * call mct_start() in the bootblock - */ -} - -/* delay x useconds */ -void udelay(unsigned usec) -{ - struct mono_time current, end; - - timer_monotonic_get(¤t); - end = current; - mono_time_add_usecs(&end, usec); - - if (mono_time_after(¤t, &end)) { - printk(BIOS_EMERG, "udelay: 0x%08x is impossibly large\n", - usec); - /* There's not much we can do if usec is too big. Use a long, - * paranoid delay value and hope for the best... */ - end = current; - mono_time_add_usecs(&end, USECS_PER_SEC); - } - - while (mono_time_before(¤t, &end)) - timer_monotonic_get(¤t); -} diff --git a/src/cpu/samsung/exynos5250/tmu.c b/src/cpu/samsung/exynos5250/tmu.c deleted file mode 100644 index 1b5e9c2b64..0000000000 --- a/src/cpu/samsung/exynos5250/tmu.c +++ /dev/null @@ -1,215 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * Copyright 2013 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* EXYNOS - Thermal Management Unit */ - -#include <console/console.h> -#include <arch/io.h> -#include "power.h" -#include "tmu.h" - -#define TRIMINFO_RELOAD 1 -#define CORE_EN 1 -#define THERM_TRIP_EN (1 << 12) - -#define INTEN_RISE0 1 -#define INTEN_RISE1 (1 << 4) -#define INTEN_RISE2 (1 << 8) -#define INTEN_FALL0 (1 << 16) -#define INTEN_FALL1 (1 << 20) -#define INTEN_FALL2 (1 << 24) - -#define TRIM_INFO_MASK 0xff - -#define INTCLEAR_RISE0 1 -#define INTCLEAR_RISE1 (1 << 4) -#define INTCLEAR_RISE2 (1 << 8) -#define INTCLEAR_FALL0 (1 << 16) -#define INTCLEAR_FALL1 (1 << 20) -#define INTCLEAR_FALL2 (1 << 24) -#define INTCLEARALL (INTCLEAR_RISE0 | INTCLEAR_RISE1 | \ - INTCLEAR_RISE2 | INTCLEAR_FALL0 | \ - INTCLEAR_FALL1 | INTCLEAR_FALL2) - -struct tmu_info exynos5250_tmu_info = { - .tmu_base = 0x10060000, - .tmu_mux = 6, - .data = { - .ts = { - .min_val = 25, - .max_val = 125, - .start_warning = 95, - .start_tripping = 105, - .hardware_tripping = 110, - }, - .efuse_min_value = 40, - .efuse_value = 55, - .efuse_max_value = 100, - .slope = 0x10008802, - }, - .dc_value = 25, -}; - -/* - * After reading temperature code from register, compensating - * its value and calculating celsius temperature, - * get current temperature. - * - * @return current temperature of the chip as sensed by TMU - */ -static int get_cur_temp(struct tmu_info *info) -{ - int cur_temp; - struct tmu_reg *reg = (struct tmu_reg *)info->tmu_base; - - /* Temperature code range between min 25 and max 125 */ - cur_temp = readl(®->current_temp) & 0xff; - - /* Calibrate current temperature */ - if (cur_temp) - cur_temp = cur_temp - info->te1 + info->dc_value; - - return cur_temp; -} - -/* - * Monitors status of the TMU device and exynos temperature - * - * @info TMU info - * @temp pointer to the current temperature value - * @return enum tmu_status_t value, code indicating event to execute - */ -enum tmu_status_t tmu_monitor(struct tmu_info *info, int *temp) -{ - if (info->tmu_state == TMU_STATUS_INIT) - return -1; - - int cur_temp; - struct tmu_data *data = &info->data; - - /* Read current temperature of the SOC */ - cur_temp = get_cur_temp(info); - *temp = cur_temp; - - /* Temperature code lies between min 25 and max 125 */ - if (cur_temp >= data->ts.start_tripping && - cur_temp <= data->ts.max_val) - return TMU_STATUS_TRIPPED; - else if (cur_temp >= data->ts.start_warning) - return TMU_STATUS_WARNING; - else if (cur_temp < data->ts.start_warning && - cur_temp >= data->ts.min_val) - return TMU_STATUS_NORMAL; - /* Temperature code does not lie between min 25 and max 125 */ - else { - info->tmu_state = TMU_STATUS_INIT; - printk(BIOS_DEBUG, "EXYNOS_TMU: Thermal reading failed\n"); - return -1; - } - return 0; -} - -/* - * Calibrate and calculate threshold values and - * enable interrupt levels - * - * @param info pointer to the tmu_info struct - */ -static void tmu_setup_parameters(struct tmu_info *info) -{ - unsigned int te_temp, con; - unsigned int warning_code, trip_code, hwtrip_code; - unsigned int cooling_temp; - unsigned int rising_value; - struct tmu_data *data = &info->data; - struct tmu_reg *reg = (struct tmu_reg *)info->tmu_base; - - /* Must reload for using efuse value at EXYNOS */ - writel(TRIMINFO_RELOAD, ®->triminfo_control); - - /* Get the compensation parameter */ - te_temp = readl(®->triminfo); - info->te1 = te_temp & TRIM_INFO_MASK; - info->te2 = ((te_temp >> 8) & TRIM_INFO_MASK); - - if ((data->efuse_min_value > info->te1) || - (info->te1 > data->efuse_max_value) - || (info->te2 != 0)) - info->te1 = data->efuse_value; - - /* Get RISING & FALLING Threshold value */ - warning_code = data->ts.start_warning - + info->te1 - info->dc_value; - trip_code = data->ts.start_tripping - + info->te1 - info->dc_value; - hwtrip_code = data->ts.hardware_tripping - + info->te1 - info->dc_value; - - cooling_temp = 0; - - rising_value = ((warning_code << 8) | - (trip_code << 16) | - (hwtrip_code << 24)); - - /* Set interrupt level */ - writel(rising_value, ®->threshold_temp_rise); - writel(cooling_temp, ®->threshold_temp_fall); - - /* - * Need to init all register settings after getting parameter info - * [28:23] vref [11:8] slope - Tuning parameter - * - * WARNING: this slope value writes into many bits in the tmu_control - * register, with the default FDT value of 268470274 (0x10008802) - * we are using this essentially sets the default register setting - * from the TRM for tmu_control. - * TODO(bhthompson): rewrite this code such that we are not performing - * a hard wipe of tmu_control and re verify functionality. - */ - writel(data->slope, ®->tmu_control); - - writel(INTCLEARALL, ®->intclear); - /* TMU core enable */ - con = readl(®->tmu_control); - con |= (info->tmu_mux << 20) | THERM_TRIP_EN | CORE_EN; - - writel(con, ®->tmu_control); - - /* Enable HW thermal trip */ - power_enable_hw_thermal_trip(); - - /* LEV1 LEV2 interrupt enable */ - writel(INTEN_RISE1 | INTEN_RISE2, ®->inten); -} - -/* - * Initialize TMU device - * - * @return int value, 0 for success - */ -int tmu_init(struct tmu_info *info) -{ - info->tmu_state = TMU_STATUS_INIT; - - tmu_setup_parameters(info); - info->tmu_state = TMU_STATUS_NORMAL; - - return 0; -} diff --git a/src/cpu/samsung/exynos5250/tmu.h b/src/cpu/samsung/exynos5250/tmu.h deleted file mode 100644 index bda4bd7dd8..0000000000 --- a/src/cpu/samsung/exynos5250/tmu.h +++ /dev/null @@ -1,134 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (c) 2012 Samsung Electronics Co., Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/* EXYNOS - Thermal Management Unit */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_TMU_H -#define CPU_SAMSUNG_EXYNOS5250_TMU_H - -struct tmu_reg { - unsigned triminfo; - unsigned rsvd1; - unsigned rsvd2; - unsigned rsvd3; - unsigned rsvd4; - unsigned triminfo_control; - unsigned rsvd5; - unsigned rsvd6; - unsigned tmu_control; - unsigned rsvd7; - unsigned tmu_status; - unsigned sampling_internal; - unsigned counter_value0; - unsigned counter_value1; - unsigned rsvd8; - unsigned rsvd9; - unsigned current_temp; - unsigned rsvd10; - unsigned rsvd11; - unsigned rsvd12; - unsigned threshold_temp_rise; - unsigned threshold_temp_fall; - unsigned rsvd13; - unsigned rsvd14; - unsigned past_temp3_0; - unsigned past_temp7_4; - unsigned past_temp11_8; - unsigned past_temp15_12; - unsigned inten; - unsigned intstat; - unsigned intclear; - unsigned rsvd15; - unsigned emul_con; -}; - -enum tmu_status_t { - TMU_STATUS_INIT = 0, - TMU_STATUS_NORMAL, - TMU_STATUS_WARNING, - TMU_STATUS_TRIPPED, -}; - -/* Temperature threshold values for various thermal events */ -struct temperature_params { - /* minimum value in temperature code range */ - unsigned int min_val; - /* maximum value in temperature code range */ - unsigned int max_val; - /* temperature threshold to start warning */ - unsigned int start_warning; - /* temperature threshold CPU tripping */ - unsigned int start_tripping; - /* temperature threshold for HW tripping */ - unsigned int hardware_tripping; -}; - -/* Pre-defined values and thresholds for calibration of current temperature */ -struct tmu_data { - /* pre-defined temperature thresholds */ - struct temperature_params ts; - /* pre-defined efuse range minimum value */ - unsigned int efuse_min_value; - /* pre-defined efuse value for temperature calibration */ - unsigned int efuse_value; - /* pre-defined efuse range maximum value */ - unsigned int efuse_max_value; - /* current temperature sensing slope */ - unsigned int slope; -}; - -/* TMU device specific details and status */ -struct tmu_info { - /* base Address for the TMU */ - unsigned tmu_base; - /* mux Address for the TMU */ - int tmu_mux; - /* pre-defined values for calibration and thresholds */ - struct tmu_data data; - /* value required for triminfo_25 calibration */ - unsigned int te1; - /* value required for triminfo_85 calibration */ - unsigned int te2; - /* TMU DC value for threshold calculation */ - int dc_value; - /* enum value indicating status of the TMU */ - int tmu_state; -}; - -extern struct tmu_info *tmu_info; - -/* - * Monitors status of the TMU device and exynos temperature - * - * @info pointer to TMU info struct - * @temp pointer to the current temperature value - * @return enum tmu_status_t value, code indicating event to execute - * and -1 on error - */ -enum tmu_status_t tmu_monitor(struct tmu_info *info, int *temp); - -/* - * Initialize TMU device - * - * @info pointer to TMU info struct - * @return int value, 0 for success - */ -int tmu_init(struct tmu_info *info); - -#endif /* CPU_SAMSUNG_EXYNOS5250_TMU_H */ diff --git a/src/cpu/samsung/exynos5250/trustzone.c b/src/cpu/samsung/exynos5250/trustzone.c deleted file mode 100644 index d67eb33228..0000000000 --- a/src/cpu/samsung/exynos5250/trustzone.c +++ /dev/null @@ -1,44 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <arch/io.h> -#include "trustzone.h" - -/* Setting TZPC[TrustZone Protection Controller] */ -void trustzone_init(void) -{ - struct exynos_tzpc *tzpc; - unsigned int addr; - - for (addr = TZPC0_BASE; addr <= TZPC9_BASE; addr += TZPC_BASE_OFFSET) { - tzpc = (struct exynos_tzpc *)addr; - - if (addr == TZPC0_BASE) - writel(R0SIZE, &tzpc->r0size); - - writel(DECPROTXSET, &tzpc->decprot0set); - writel(DECPROTXSET, &tzpc->decprot1set); - - if (addr != TZPC9_BASE) { - writel(DECPROTXSET, &tzpc->decprot2set); - writel(DECPROTXSET, &tzpc->decprot3set); - } - } -} diff --git a/src/cpu/samsung/exynos5250/trustzone.h b/src/cpu/samsung/exynos5250/trustzone.h deleted file mode 100644 index 7b4af9b1f1..0000000000 --- a/src/cpu/samsung/exynos5250/trustzone.h +++ /dev/null @@ -1,81 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_TRUSTZONE_H -#define CPU_SAMSUNG_EXYNOS5250_TRUSTZONE_H - -#include <stdint.h> - -/* Distance between each Trust Zone PC register set */ -#define TZPC_BASE_OFFSET 0x10000 -/* TZPC : Register Offsets */ -#define TZPC0_BASE 0x10100000 -#define TZPC1_BASE 0x10110000 -#define TZPC2_BASE 0x10120000 -#define TZPC3_BASE 0x10130000 -#define TZPC4_BASE 0x10140000 -#define TZPC5_BASE 0x10150000 -#define TZPC6_BASE 0x10160000 -#define TZPC7_BASE 0x10170000 -#define TZPC8_BASE 0x10180000 -#define TZPC9_BASE 0x10190000 -#define TZPC10_BASE 0x100E0000 -#define TZPC11_BASE 0x100F0000 - -/* - * TZPC Register Value : - * R0SIZE: 0x0 : Size of secured ram - */ -#define R0SIZE 0x0 - -/* - * TZPC Decode Protection Register Value : - * DECPROTXSET: 0xFF : Set Decode region to non-secure - */ -#define DECPROTXSET 0xFF - -struct exynos_tzpc { - u32 r0size; - u8 res1[0x7FC]; - u32 decprot0stat; - u32 decprot0set; - u32 decprot0clr; - u32 decprot1stat; - u32 decprot1set; - u32 decprot1clr; - u32 decprot2stat; - u32 decprot2set; - u32 decprot2clr; - u32 decprot3stat; - u32 decprot3set; - u32 decprot3clr; - u8 res2[0x7B0]; - u32 periphid0; - u32 periphid1; - u32 periphid2; - u32 periphid3; - u32 pcellid0; - u32 pcellid1; - u32 pcellid2; - u32 pcellid3; -}; - -void trustzone_init(void); - -#endif /* CPU_SAMSUNG_EXYNOS5250_TRUSTZONE_H */ diff --git a/src/cpu/samsung/exynos5250/uart.c b/src/cpu/samsung/exynos5250/uart.c deleted file mode 100644 index cc97291807..0000000000 --- a/src/cpu/samsung/exynos5250/uart.c +++ /dev/null @@ -1,203 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2009 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <types.h> -#include <console/uart.h> -#include <arch/io.h> -#include <boot/coreboot_tables.h> -#include "uart.h" -#include "clk.h" -#include "cpu.h" -#include "periph.h" -#include "uart.h" - -#define RX_FIFO_COUNT_MASK 0xff -#define RX_FIFO_FULL_MASK (1 << 8) -#define TX_FIFO_FULL_MASK (1 << 24) - - -/* - * The coefficient, used to calculate the baudrate on S5P UARTs is - * calculated as - * C = UBRDIV * 16 + number_of_set_bits_in_UDIVSLOT - * however, section 31.6.11 of the datasheet doesn't recommend using 1 for 1, - * 3 for 2, ... (2^n - 1) for n, instead, they suggest using these constants: - */ -static const int udivslot[] = { - 0, - 0x0080, - 0x0808, - 0x0888, - 0x2222, - 0x4924, - 0x4a52, - 0x54aa, - 0x5555, - 0xd555, - 0xd5d5, - 0xddd5, - 0xdddd, - 0xdfdd, - 0xdfdf, - 0xffdf, -}; - -static void serial_setbrg_dev(struct s5p_uart *uart) -{ - u32 uclk; - u32 val; - - // All UARTs share the same clock. - uclk = clock_get_periph_rate(PERIPH_ID_UART3); - val = uclk / default_baudrate(); - - writel(val / 16 - 1, &uart->ubrdiv); - - /* - * FIXME(dhendrix): the original uart.h had a "br_rest" value which - * does not seem relevant to the exynos5250... not entirely sure - * where/if we need to worry about it here - */ -#if 0 - if (s5p_uart_divslot()) - writel(udivslot[val % 16], &uart->rest.slot); - else - writeb(val % 16, &uart->rest.value); -#endif -} - -/* - * Initialise the serial port with the given baudrate. The settings - * are always 8 data bits, no parity, 1 stop bit, no start bits. - */ -static void exynos5_init_dev(struct s5p_uart *uart) -{ - // TODO initialize with correct peripheral id by base_port. - exynos_pinmux_uart3(); - - /* enable FIFOs */ - writel(0x1, &uart->ufcon); - writel(0, &uart->umcon); - /* 8N1 */ - writel(0x3, &uart->ulcon); - /* No interrupts, no DMA, pure polling */ - writel(0x245, &uart->ucon); - - serial_setbrg_dev(uart); -} - -static int exynos5_uart_err_check(struct s5p_uart *uart, int op) -{ - unsigned int mask; - - /* - * UERSTAT - * Break Detect [3] - * Frame Err [2] : receive operation - * Parity Err [1] : receive operation - * Overrun Err [0] : receive operation - */ - if (op) - mask = 0x8; - else - mask = 0xf; - - return readl(&uart->uerstat) & mask; -} - -/* - * Read a single byte from the serial port. Returns 1 on success, 0 - * otherwise. When the function is successful, the character read is - * written into its argument c. - */ -static unsigned char exynos5_uart_rx_byte(struct s5p_uart *uart) -{ - /* wait for character to arrive */ - while (!(readl(&uart->ufstat) & (RX_FIFO_COUNT_MASK | - RX_FIFO_FULL_MASK))) { - if (exynos5_uart_err_check(uart, 0)) - return 0; - } - - return readb(&uart->urxh) & 0xff; -} - -/* - * Output a single byte to the serial port. - */ -static void exynos5_uart_tx_byte(struct s5p_uart *uart, unsigned char data) -{ - /* wait for room in the tx FIFO */ - while ((readl(&uart->ufstat) & TX_FIFO_FULL_MASK)) { - if (exynos5_uart_err_check(uart, 1)) - return; - } - - writeb(data, &uart->utxh); -} - -static void exynos5_uart_tx_flush(struct s5p_uart *uart) -{ - while (readl(&uart->ufstat) & 0x1ff0000); -} - -unsigned int uart_platform_base(int idx) -{ - if (idx < 4) - return 0x12c00000 + idx * 0x10000; - else - return 0; -} - -void uart_init(int idx) -{ - struct s5p_uart *uart = uart_platform_baseptr(idx); - exynos5_init_dev(uart); -} - -unsigned char uart_rx_byte(int idx) -{ - struct s5p_uart *uart = uart_platform_baseptr(idx); - return exynos5_uart_rx_byte(uart); -} - -void uart_tx_byte(int idx, unsigned char data) -{ - struct s5p_uart *uart = uart_platform_baseptr(idx); - exynos5_uart_tx_byte(uart, data); -} - -void uart_tx_flush(int idx) -{ - struct s5p_uart *uart = uart_platform_baseptr(idx); - exynos5_uart_tx_flush(uart); -} - -#ifndef __PRE_RAM__ -void uart_fill_lb(void *data) -{ - struct lb_serial serial; - serial.type = LB_SERIAL_TYPE_MEMORY_MAPPED; - serial.baseaddr = uart_platform_base(CONFIG_UART_FOR_CONSOLE); - serial.baud = default_baudrate(); - lb_add_serial(&serial, data); - - lb_add_console(LB_TAG_CONSOLE_SERIAL8250MEM, data); -} -#endif diff --git a/src/cpu/samsung/exynos5250/uart.h b/src/cpu/samsung/exynos5250/uart.h deleted file mode 100644 index d324a2f93d..0000000000 --- a/src/cpu/samsung/exynos5250/uart.h +++ /dev/null @@ -1,48 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2012 Google Inc. - * Copyright (C) 2009 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_UART_H -#define CPU_SAMSUNG_EXYNOS5250_UART_H - -/* baudrate rest value */ -union br_rest { - unsigned short slot; /* udivslot */ - unsigned char value; /* ufracval */ -}; - -struct s5p_uart { - unsigned int ulcon; - unsigned int ucon; - unsigned int ufcon; - unsigned int umcon; - unsigned int utrstat; - unsigned int uerstat; - unsigned int ufstat; - unsigned int umstat; - unsigned char utxh; - unsigned char res1[3]; - unsigned char urxh; - unsigned char res2[3]; - unsigned int ubrdiv; - union br_rest rest; - unsigned char res3[0xffd0]; -}; - -#endif diff --git a/src/cpu/samsung/exynos5250/usb.c b/src/cpu/samsung/exynos5250/usb.c deleted file mode 100644 index 76da1dd56e..0000000000 --- a/src/cpu/samsung/exynos5250/usb.c +++ /dev/null @@ -1,198 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * Copyright 2013 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <delay.h> -#include <arch/io.h> -#include <console/console.h> -#include <device/device.h> -#include "gpio.h" -#include "power.h" -#include "sysreg.h" -#include "usb.h" - -static void reset_dwc3(struct exynos5_usb_drd_dwc3 *dwc3) -{ - setbits_le32(&dwc3->ctl, 0x1 << 11); /* core soft reset */ - setbits_le32(&dwc3->usb3pipectl, 0x1 << 31); /* PHY soft reset */ - setbits_le32(&dwc3->usb2phycfg, 0x1 << 31); /* PHY soft reset */ -} - -void reset_usb_drd_dwc3() -{ - printk(BIOS_DEBUG, "Starting DWC3 reset for USB DRD\n"); - reset_dwc3(exynos_usb_drd_dwc3); -} - -static void setup_dwc3(struct exynos5_usb_drd_dwc3 *dwc3) -{ - if (!(dwc3->ctl & 0x1 << 11) || - !(dwc3->usb3pipectl & 0x1 << 31) || - !(dwc3->usb2phycfg & 0x1 << 31)) { - printk(BIOS_ERR, "DWC3 at %p not in reset (you need to call " - "reset_usb_drd_dwc3() first)!\n", dwc3); - } - - /* Set relevant registers to default values (clearing all reset bits) */ - - writel(0x1 << 24 | /* activate PHY low power states */ - 0x4 << 19 | /* low power delay value */ - 0x1 << 18 | /* activate PHY low power delay */ - 0x1 << 17 | /* enable SuperSpeed PHY suspend */ - 0x1 << 1 | /* default Tx deemphasis value */ - 0, &dwc3->usb3pipectl); - - /* Configure PHY clock turnaround for 8-bit UTMI+, disable suspend */ - writel(0x9 << 10 | /* PHY clock turnaround for 8-bit UTMI+ */ - 0x1 << 8 | /* enable PHY sleep in L1 */ - 0x1 << 6 | /* enable PHY suspend */ - 0, &dwc3->usb2phycfg); - - writel(0x5dc << 19 | /* suspend clock scale for 24MHz */ - 0x1 << 16 | /* retry SS three times (bugfix from U-Boot) */ - 0x1 << 12 | /* port capability HOST */ - 0, &dwc3->ctl); -} - -void setup_usb_drd_dwc3() -{ - setup_dwc3(exynos_usb_drd_dwc3); - printk(BIOS_DEBUG, "DWC3 setup for USB DRD finished\n"); -} - -static void setup_drd_phy(struct exynos5_usb_drd_phy *phy) -{ - /* Set all PHY registers to default values */ - - /* XHCI Version 1.0, Frame Length adjustment 30 MHz */ - setbits_le32(&phy->linksystem, 0x1 << 27 | 0x20 << 1); - - /* Disable OTG, ID0 and DRVVBUS, do not force sleep/suspend */ - writel(1 << 6, &phy->utmi); - - writel(0x88 << 23 | /* spread spectrum refclk selector */ - 0x1 << 20 | /* enable spread spectrum */ - 0x1 << 19 | /* enable prescaler refclk */ - 0x68 << 11 | /* multiplier for 24MHz refclk */ - 0x5 << 5 | /* select 24MHz refclk (weird, from U-Boot) */ - 0x1 << 4 | /* power supply in normal operating mode */ - 0x3 << 2 | /* use external refclk (undocumented on 5420?)*/ - 0x1 << 1 | /* force port reset */ - 0x1 << 0 | /* normal operating mode */ - 0, &phy->clkrst); - - writel(0x9 << 26 | /* LOS level */ - 0x3 << 22 | /* TX VREF tune */ - 0x1 << 20 | /* TX rise tune */ - 0x1 << 18 | /* TX res tune */ - 0x3 << 13 | /* TX HS X Vtune */ - 0x3 << 9 | /* TX FS/LS tune */ - 0x3 << 6 | /* SQRX tune */ - 0x4 << 3 | /* OTG tune */ - 0x4 << 0 | /* comp disc tune */ - 0, &phy->param0); - - writel(0x7f << 19 | /* reserved */ - 0x7f << 12 | /* Tx launch amplitude */ - 0x20 << 6 | /* Tx deemphasis 6dB */ - 0x1c << 0 | /* Tx deemphasis 3.5dB (value from U-Boot) */ - 0, &phy->param1); - - /* disable all test features */ - writel(0, &phy->test); - - /* UTMI clock select? ("must be 0x1") */ - writel(0x1 << 2, &phy->utmiclksel); - - /* Samsung magic, undocumented (from U-Boot) */ - writel(0x0, &phy->resume); - - udelay(10); - clrbits_le32(&phy->clkrst, 0x1 << 1); /* deassert port reset */ -} - -void setup_usb_drd_phy() -{ - printk(BIOS_DEBUG, "Powering up USB DRD PHY\n"); - setbits_le32(&exynos_power->usb_drd_phy_ctrl, POWER_USB_PHY_CTRL_EN); - setup_drd_phy(exynos_usb_drd_phy); -} - -void setup_usb_host_phy(int hsic_gpio) -{ - unsigned int hostphy_ctrl0; - - setbits_le32(&exynos_sysreg->usb20_phy_cfg, USB20_PHY_CFG_EN); - setbits_le32(&exynos_power->usb_host_phy_ctrl, POWER_USB_PHY_CTRL_EN); - - printk(BIOS_DEBUG, "Powering up USB HOST PHY (%s HSIC)\n", - hsic_gpio ? "with" : "without"); - - hostphy_ctrl0 = readl(&exynos_usb_host_phy->usbphyctrl0); - hostphy_ctrl0 &= ~(HOST_CTRL0_FSEL_MASK | - HOST_CTRL0_COMMONON_N | - /* HOST Phy setting */ - HOST_CTRL0_PHYSWRST | - HOST_CTRL0_PHYSWRSTALL | - HOST_CTRL0_SIDDQ | - HOST_CTRL0_FORCESUSPEND | - HOST_CTRL0_FORCESLEEP); - hostphy_ctrl0 |= (/* Setting up the ref freq */ - CLK_24MHZ << 16 | - /* HOST Phy setting */ - HOST_CTRL0_LINKSWRST | - HOST_CTRL0_UTMISWRST); - writel(hostphy_ctrl0, &exynos_usb_host_phy->usbphyctrl0); - udelay(10); - clrbits_le32(&exynos_usb_host_phy->usbphyctrl0, - HOST_CTRL0_LINKSWRST | - HOST_CTRL0_UTMISWRST); - udelay(20); - - /* EHCI Ctrl setting */ - setbits_le32(&exynos_usb_host_phy->ehcictrl, - EHCICTRL_ENAINCRXALIGN | - EHCICTRL_ENAINCR4 | - EHCICTRL_ENAINCR8 | - EHCICTRL_ENAINCR16); - - /* HSIC USB Hub initialization. */ - if (hsic_gpio) { - gpio_direction_output(hsic_gpio, 0); - udelay(100); - gpio_direction_output(hsic_gpio, 1); - udelay(5000); - - clrbits_le32(&exynos_usb_host_phy->hsicphyctrl1, - HOST_CTRL0_SIDDQ | - HOST_CTRL0_FORCESLEEP | - HOST_CTRL0_FORCESUSPEND); - setbits_le32(&exynos_usb_host_phy->hsicphyctrl1, - HOST_CTRL0_PHYSWRST); - udelay(10); - clrbits_le32(&exynos_usb_host_phy->hsicphyctrl1, - HOST_CTRL0_PHYSWRST); - } - - /* At this point we need to wait for 50ms before talking to - * the USB controller (PHY clock and power setup time) - * By the time we are actually in the payload, these 50ms - * will have passed. - */ -} diff --git a/src/cpu/samsung/exynos5250/usb.h b/src/cpu/samsung/exynos5250/usb.h deleted file mode 100644 index ad617da96c..0000000000 --- a/src/cpu/samsung/exynos5250/usb.h +++ /dev/null @@ -1,137 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Samsung Electronics - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_USB_H -#define CPU_SAMSUNG_EXYNOS5250_USB_H - -#include "cpu.h" - -#define CLK_24MHZ 5 - -#define HOST_CTRL0_PHYSWRSTALL (1 << 31) -#define HOST_CTRL0_COMMONON_N (1 << 9) -#define HOST_CTRL0_SIDDQ (1 << 6) -#define HOST_CTRL0_FORCESLEEP (1 << 5) -#define HOST_CTRL0_FORCESUSPEND (1 << 4) -#define HOST_CTRL0_WORDINTERFACE (1 << 3) -#define HOST_CTRL0_UTMISWRST (1 << 2) -#define HOST_CTRL0_LINKSWRST (1 << 1) -#define HOST_CTRL0_PHYSWRST (1 << 0) - -#define HOST_CTRL0_FSEL_MASK (7 << 16) - -#define EHCICTRL_ENAINCRXALIGN (1 << 29) -#define EHCICTRL_ENAINCR4 (1 << 28) -#define EHCICTRL_ENAINCR8 (1 << 27) -#define EHCICTRL_ENAINCR16 (1 << 26) - -/* Register map for PHY control */ -struct exynos5_usb_host_phy { - uint32_t usbphyctrl0; - uint32_t usbphytune0; - uint8_t reserved1[8]; - uint32_t hsicphyctrl1; - uint32_t hsicphytune1; - uint8_t reserved2[8]; - uint32_t hsicphyctrl2; - uint32_t hsicphytune2; - uint8_t reserved3[8]; - uint32_t ehcictrl; - uint32_t ohcictrl; - uint32_t usbotgsys; - uint8_t reserved4[4]; - uint32_t usbotgtune; -}; - -static struct exynos5_usb_host_phy * const exynos_usb_host_phy = - (void *)EXYNOS5_USB_HOST_PHY_BASE; - -struct exynos5_usb_drd_phy { - uint8_t reserved1[4]; - uint32_t linksystem; - uint32_t utmi; - uint32_t pipe; - uint32_t clkrst; - uint32_t reg0; - uint32_t reg1; - uint32_t param0; - uint32_t param1; - uint32_t term; - uint32_t test; - uint32_t adp; - uint32_t utmiclksel; - uint32_t resume; - uint8_t reserved2[8]; - uint32_t linkhcbelt; - uint32_t linkport; -}; - -static struct exynos5_usb_drd_phy * const exynos_usb_drd_phy = - (void *)EXYNOS5_USB_DRD_PHY_BASE; - -struct exynos5_usb_drd_dwc3 { - uint32_t sbuscfg0; - uint32_t sbuscfg1; - uint32_t txthrcfg; - uint32_t rxthrcfg; - uint32_t ctl; - uint32_t evten; - uint32_t sts; - uint8_t reserved0[4]; - uint32_t snpsid; - uint32_t gpio; - uint32_t uid; - uint32_t uctl; - uint64_t buserraddr; - uint64_t prtbimap; - uint8_t reserved1[32]; - uint32_t dbgfifospace; - uint32_t dbgltssm; - uint32_t dbglnmcc; - uint32_t dbgbmu; - uint32_t dbglspmux; - uint32_t dbglsp; - uint32_t dbgepinfo0; - uint32_t dbgepinfo1; - uint64_t prtbimap_hs; - uint64_t prtbimap_fs; - uint8_t reserved2[112]; - uint32_t usb2phycfg; - uint8_t reserved3[60]; - uint32_t usb2i2cctl; - uint8_t reserved4[60]; - uint32_t usb2phyacc; - uint8_t reserved5[60]; - uint32_t usb3pipectl; - uint8_t reserved6[60]; -}; - -static struct exynos5_usb_drd_dwc3 * const exynos_usb_drd_dwc3 = - (void *)EXYNOS5_USB_DRD_DWC3_BASE; - -/* Leave hsic_gpio at 0 to not enable HSIC. */ -void setup_usb_host_phy(int hsic_gpio); - -void setup_usb_drd_phy(void); - -/* Call reset_ before setup_, ensure at least 100ms pass in between. */ -void reset_usb_drd_dwc3(void); -void setup_usb_drd_dwc3(void); - -#endif diff --git a/src/cpu/samsung/exynos5250/wakeup.c b/src/cpu/samsung/exynos5250/wakeup.c deleted file mode 100644 index b7161cf935..0000000000 --- a/src/cpu/samsung/exynos5250/wakeup.c +++ /dev/null @@ -1,55 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <console/console.h> -#include "power.h" -#include "wakeup.h" - -void wakeup(void) -{ - if (wakeup_need_reset()) - power_reset(); - - power_init(); /* Ensure ps_hold_setup() for early wakeup. */ - power_exit_wakeup(); - /* Should never return. If we do, reset. */ - power_reset(); -} - -int get_wakeup_state(void) -{ - uint32_t status = power_read_reset_status(); - - /* DIDLE/LPA can be resumed without clock reset (ex, bootblock), - * and SLEEP requires resetting clock (should be done in ROM stage). - */ - - if (status == S5P_CHECK_DIDLE || status == S5P_CHECK_LPA) - return WAKEUP_DIRECT; - - if (status == S5P_CHECK_SLEEP) - return WAKEUP_NEED_CLOCK_RESET; - - return IS_NOT_WAKEUP; -} - -void wakeup_enable_uart(void) -{ - power_release_uart_retention(); -} diff --git a/src/cpu/samsung/exynos5250/wakeup.h b/src/cpu/samsung/exynos5250/wakeup.h deleted file mode 100644 index 690c6a3262..0000000000 --- a/src/cpu/samsung/exynos5250/wakeup.h +++ /dev/null @@ -1,43 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright 2013 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef CPU_SAMSUNG_EXYNOS5250_WAKEUP_H -#define CPU_SAMSUNG_EXYNOS5250_WAKEUP_H - -/* Power Down Modes */ -#define S5P_CHECK_SLEEP 0x00000BAD -#define S5P_CHECK_DIDLE 0xBAD00000 -#define S5P_CHECK_LPA 0xABAD0000 - -enum { - // A normal boot (not suspend/resume) - IS_NOT_WAKEUP, - // A wake up event that can be resumed any time - WAKEUP_DIRECT, - // A wake up event that must be resumed only after - // clock and memory controllers are re-initialized - WAKEUP_NEED_CLOCK_RESET, -}; - -int wakeup_need_reset(void); -int get_wakeup_state(void); -void wakeup(void); -void wakeup_enable_uart(void); - -#endif /* CPU_SAMSUNG_EXYNOS5250_WAKEUP_H */ |