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-rw-r--r--src/mainboard/google/veyron/Kconfig2
-rw-r--r--src/mainboard/google/veyron/Makefile.inc3
-rw-r--r--src/mainboard/google/veyron/chromeos.c70
-rw-r--r--src/mainboard/google/veyron/mainboard.c94
-rw-r--r--src/mainboard/google/veyron/pmic.c85
-rw-r--r--src/mainboard/google/veyron/pmic.h23
-rw-r--r--src/mainboard/google/veyron/romstage.c31
-rw-r--r--src/soc/rockchip/rk3288/Makefile.inc6
-rw-r--r--src/soc/rockchip/rk3288/cbmem.c6
-rwxr-xr-xsrc/soc/rockchip/rk3288/clock.c31
-rwxr-xr-xsrc/soc/rockchip/rk3288/clock.h1
-rw-r--r--src/soc/rockchip/rk3288/timer.h6
-rw-r--r--src/vendorcode/google/chromeos/chromeos.h3
13 files changed, 344 insertions, 17 deletions
diff --git a/src/mainboard/google/veyron/Kconfig b/src/mainboard/google/veyron/Kconfig
index 0ae425e2a3..f54917ccfc 100644
--- a/src/mainboard/google/veyron/Kconfig
+++ b/src/mainboard/google/veyron/Kconfig
@@ -42,7 +42,7 @@ config MAINBOARD_VENDOR
config EC_GOOGLE_CHROMEEC_SPI_BUS
hex
- default 1
+ default 0
config BOOT_MEDIA_SPI_BUS
int
diff --git a/src/mainboard/google/veyron/Makefile.inc b/src/mainboard/google/veyron/Makefile.inc
index f249cf95af..0b0e328ec8 100644
--- a/src/mainboard/google/veyron/Makefile.inc
+++ b/src/mainboard/google/veyron/Makefile.inc
@@ -18,7 +18,10 @@
##
romstage-y += romstage.c
+romstage-y += chromeos.c
romstage-y += sdram_configs.c
+ramstage-y += chromeos.c
ramstage-y += mainboard.c
ramstage-y += chromeos.c
+ramstage-y += pmic.c
diff --git a/src/mainboard/google/veyron/chromeos.c b/src/mainboard/google/veyron/chromeos.c
index f396b4b016..4e1e50cc47 100644
--- a/src/mainboard/google/veyron/chromeos.c
+++ b/src/mainboard/google/veyron/chromeos.c
@@ -23,11 +23,68 @@
#include <ec/google/chromeec/ec_commands.h>
#include <string.h>
#include <vendorcode/google/chromeos/chromeos.h>
+#include <soc/rockchip/rk3288/gpio.h>
+#define GPIO_WP (gpio_t){.port = 7, .bank = GPIO_A, .idx = 6}
+#define GPIO_LID (gpio_t){.port = 7, .bank = GPIO_B, .idx = 5}
+#define GPIO_POWER (gpio_t){.port = 0, .bank = GPIO_A, .idx = 5}
+#define GPIO_RECOVERY (gpio_t){.port = 0, .bank = GPIO_B, .idx = 1}
+
+void setup_chromeos_gpios(void)
+{
+ gpio_input(GPIO_WP);
+ gpio_input_pullup(GPIO_LID);
+ gpio_input_pullup(GPIO_POWER);
+ gpio_input_pullup(GPIO_RECOVERY);
+}
void fill_lb_gpios(struct lb_gpios *gpios)
{
+ int count = 0;
+
+ /* Write Protect: active low */
+ gpios->gpios[count].port = GPIO_WP.raw;
+ gpios->gpios[count].polarity = ACTIVE_LOW;
+ gpios->gpios[count].value = gpio_get_in_value(GPIO_WP);
+ strncpy((char *)gpios->gpios[count].name, "write protect",
+ GPIO_MAX_NAME_LENGTH);
+ count++;
+
+ /* Recovery: active low */
+ gpios->gpios[count].port = GPIO_RECOVERY.raw;
+ gpios->gpios[count].polarity = ACTIVE_HIGH;
+ gpios->gpios[count].value = get_recovery_mode_switch();
+ strncpy((char *)gpios->gpios[count].name, "recovery",
+ GPIO_MAX_NAME_LENGTH);
+ count++;
+
+ /* Lid: active high */
+ gpios->gpios[count].port = GPIO_LID.raw;
+ gpios->gpios[count].polarity = ACTIVE_HIGH;
+ gpios->gpios[count].value = gpio_get_in_value(GPIO_LID);
+ strncpy((char *)gpios->gpios[count].name, "lid", GPIO_MAX_NAME_LENGTH);
+ count++;
+
+ /* Power:GPIO active high */
+ gpios->gpios[count].port = GPIO_POWER.raw;
+ gpios->gpios[count].polarity = ACTIVE_HIGH;
+ gpios->gpios[count].value = gpio_get_in_value(GPIO_POWER);
+ strncpy((char *)gpios->gpios[count].name, "power",
+ GPIO_MAX_NAME_LENGTH);
+ count++;
+ /* Developer: GPIO active high */
+ gpios->gpios[count].port = -1;
+ gpios->gpios[count].polarity = ACTIVE_HIGH;
+ gpios->gpios[count].value = get_developer_mode_switch();
+ strncpy((char *)gpios->gpios[count].name, "developer",
+ GPIO_MAX_NAME_LENGTH);
+ count++;
+
+ gpios->size = sizeof(*gpios) + (count * sizeof(struct lb_gpio));
+ gpios->count = count;
+
+ printk(BIOS_ERR, "Added %d GPIOS size %d\n", count, gpios->size);
}
int get_developer_mode_switch(void)
@@ -37,10 +94,19 @@ int get_developer_mode_switch(void)
int get_recovery_mode_switch(void)
{
- return 0;
+ uint32_t ec_events;
+
+ /* The GPIO is active low. */
+ if (!gpio_get_in_value(GPIO_RECOVERY))
+ return 1;
+
+ ec_events = google_chromeec_get_events_b();
+ return !!(ec_events &
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY));
}
int get_write_protect_state(void)
{
- return 0;
+ return !gpio_get_in_value(GPIO_WP);
}
+
diff --git a/src/mainboard/google/veyron/mainboard.c b/src/mainboard/google/veyron/mainboard.c
index 607b1d5bbe..349240faff 100644
--- a/src/mainboard/google/veyron/mainboard.c
+++ b/src/mainboard/google/veyron/mainboard.c
@@ -24,10 +24,102 @@
#include <edid.h>
#include <vbe.h>
#include <boot/coreboot_tables.h>
+#include <device/i2c.h>
+#include <soc/rockchip/rk3288/gpio.h>
+#include <soc/rockchip/rk3288/soc.h>
+#include <soc/rockchip/rk3288/pmu.h>
+#include <soc/rockchip/rk3288/clock.h>
+#include <soc/rockchip/rk3288/spi.h>
+#include "pmic.h"
-static void mainboard_init(device_t dev)
+#define DRAM_START (CONFIG_SYS_SDRAM_BASE >> 20)
+#define DRAM_SIZE CONFIG_DRAM_SIZE_MB
+#define DRAM_END (DRAM_START + DRAM_SIZE)
+
+static void setup_gpio(void)
+{
+ /*SOC and TPM reset GPIO, active high.*/
+ gpio_output((gpio_t){.port = 0, .bank = GPIO_B, .idx = 2}, 0);
+
+ /* Configure GPIO for lcd_bl_en */
+ gpio_output((gpio_t){.port = 7, .bank = GPIO_A, .idx = 2}, 1);
+
+ /*Configure backlight PWM 100% brightness*/
+ gpio_output((gpio_t){.port = 7, .bank = GPIO_A, .idx = 0}, 0);
+
+ /* Configure GPIO for lcd_en */
+ gpio_output((gpio_t){.port = 7, .bank = GPIO_B, .idx = 7}, 1);
+}
+
+static void setup_iomux(void)
+{
+ /*i2c0 for pmic*/
+ setbits_le32(&rk3288_pmu->iomux_i2c0scl, IOMUX_I2C0SCL);
+ setbits_le32(&rk3288_pmu->iomux_i2c0sda, IOMUX_I2C0SDA);
+
+ /*i2c1 for tpm*/
+ writel(IOMUX_I2C1, &rk3288_grf->iomux_i2c1);
+
+ /*i2c2 for codec*/
+ writel(IOMUX_I2C2, &rk3288_grf->iomux_i2c2);
+
+ writel(IOMUX_SPI0, &rk3288_grf->iomux_spi0);
+ writel(IOMUX_I2S, &rk3288_grf->iomux_i2s);
+ writel(IOMUX_I2SCLK, &rk3288_grf->iomux_i2sclk);
+ writel(IOMUX_LCDC, &rk3288_grf->iomux_lcdc);
+ writel(IOMUX_SDMMC0, &rk3288_grf->iomux_sdmmc0);
+ writel(IOMUX_EMMCDATA, &rk3288_grf->iomux_emmcdata);
+ writel(IOMUX_EMMCPWREN, &rk3288_grf->iomux_emmcpwren);
+ writel(IOMUX_EMMCCMD, &rk3288_grf->iomux_emmccmd);
+}
+
+static void setup_usb_poweron(void)
+{
+ /* Configure GPIO for usb1_pwr_en */
+ gpio_output((gpio_t){.port = 0, .bank = GPIO_B, .idx = 3}, 1);
+
+ /* Configure GPIO for usb2_pwr_en */
+ gpio_output((gpio_t){.port = 0, .bank = GPIO_B, .idx = 4}, 1);
+
+ /* Configure GPIO for 5v_drv */
+ gpio_output((gpio_t){.port = 7, .bank = GPIO_B, .idx = 3}, 1);
+}
+
+static void configure_sdmmc(void)
{
+ /* Configure GPIO for sd_en */
+ gpio_output((gpio_t){.port = 7, .bank = GPIO_C, .idx = 5}, 1);
+ /* Configure GPIO for sd_detec */
+ gpio_input_pullup((gpio_t){.port = 7, .bank = GPIO_A, .idx = 5});
+
+ /*use sdmmc0 io, disable JTAG function*/
+ writel(RK_CLRBITS(1 << 12), &rk3288_grf->soc_con0);
+}
+
+static void configure_emmc(void)
+{
+ /* Configure GPIO for emmc_pwrctrl */
+ gpio_output((gpio_t){.port = 7, .bank = GPIO_B, .idx = 4}, 1);
+}
+
+static void configure_i2s(void)
+{
+ /*AUDIO IO domain 1.8V voltage selection*/
+ writel(RK_SETBITS(1 << 6), &rk3288_grf->io_vsel);
+ rkclk_configure_i2s(12288000);
+}
+
+static void mainboard_init(device_t dev)
+{
+ setup_iomux();
+ pmic_init(0);
+ setup_gpio();
+ setup_usb_poweron();
+ configure_sdmmc();
+ configure_emmc();
+ configure_i2s();
+ rockchip_spi_init(CONFIG_EC_GOOGLE_CHROMEEC_SPI_BUS);
}
static void mainboard_enable(device_t dev)
diff --git a/src/mainboard/google/veyron/pmic.c b/src/mainboard/google/veyron/pmic.c
new file mode 100644
index 0000000000..2e6f0abca1
--- /dev/null
+++ b/src/mainboard/google/veyron/pmic.c
@@ -0,0 +1,85 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 Rockchip 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 <device/i2c.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include "pmic.h"
+
+#define RK808_ADDR 0x1b
+#define LOD1EN (1 << 0)
+#define LOD2EN (1 << 1)
+#define LOD3EN (1 << 2)
+#define LOD4EN (1 << 3)
+#define LOD5EN (1 << 4)
+#define LOD6EN (1 << 5)
+#define LOD7EN (1 << 6)
+#define LOD8EN (1 << 7)
+
+#define LDO_BASE18V 18
+#define LDO_BASE08V 8
+#define LDOVSEL(mV, base) (mV/100 - base)
+
+struct rk808_reg {
+ u8 reg;
+ u8 val;
+};
+
+enum {
+ LDO_EN = 0x24,
+ LDO1_ONSEL = 0x3B,
+ LDO1_SLPSEL,
+ LDO2_ONSEL,
+ LDO2_SLPSEL,
+ LDO3_ONSEL,
+ LDO3_SLPSEL,
+ LDO4_ONSEL,
+ LDO4_SLPSEL,
+ LDO5_ONSEL,
+ LDO5_SLPSEL,
+ LDO6_ONSEL,
+ LDO6_SLPSEL,
+ LDO7_ONSEL,
+ LDO7_SLPSEL,
+ LDO8_ONSEL,
+ LDO8_SLPSEL,
+};
+
+static struct rk808_reg ldo_initlist[] = {
+ {LDO4_ONSEL, LDOVSEL(1800, LDO_BASE18V)}, /*vcc18_lcd*/
+ {LDO5_ONSEL, LDOVSEL(1800, LDO_BASE18V)}, /*vcc18_codec*/
+ {LDO6_ONSEL, LDOVSEL(1000, LDO_BASE08V)}, /*vcc10_lcd*/
+ {LDO8_ONSEL, LDOVSEL(3300, LDO_BASE18V)}, /*vccio_sd*/
+};
+
+void pmic_init(unsigned int bus)
+{
+ uint8_t read_reg;
+ int i;
+ for (i = 0; i < ARRAY_SIZE(ldo_initlist); i++) {
+ struct rk808_reg *reg = &ldo_initlist[i];
+ i2c_writeb(bus, RK808_ADDR, reg->reg, reg->val);
+ }
+
+ /*enable ldo4,ldo5,ldo6,ldo8*/
+ i2c_readb(bus, RK808_ADDR, LDO_EN, &read_reg);
+ i2c_writeb(bus, RK808_ADDR, LDO_EN, read_reg | LOD8EN | LOD6EN
+ | LOD5EN | LOD4EN);
+}
diff --git a/src/mainboard/google/veyron/pmic.h b/src/mainboard/google/veyron/pmic.h
new file mode 100644
index 0000000000..dd6ed0b313
--- /dev/null
+++ b/src/mainboard/google/veyron/pmic.h
@@ -0,0 +1,23 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 Rockchip 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 __SOC_ROCKCHIP_RK3288_PMIC_H__
+#define __SOC_ROCKCHIP_RK3288_PMIC_H__
+void pmic_init(unsigned int bus);
+#endif
diff --git a/src/mainboard/google/veyron/romstage.c b/src/mainboard/google/veyron/romstage.c
index 5831fde095..e1062ca9e9 100644
--- a/src/mainboard/google/veyron/romstage.c
+++ b/src/mainboard/google/veyron/romstage.c
@@ -27,17 +27,34 @@
#include <timestamp.h>
#include <arch/cache.h>
#include <arch/exception.h>
+#include <vendorcode/google/chromeos/chromeos.h>
#include <soc/rockchip/rk3288/sdram.h>
+#include <soc/rockchip/rk3288/clock.h>
+#include "timer.h"
void main(void)
{
- console_init();
-
+#if CONFIG_COLLECT_TIMESTAMPS
+ uint64_t start_romstage_time;
+ uint64_t before_dram_time;
+ uint64_t after_dram_time;
+ uint64_t base_time = timestamp_get();
+ start_romstage_time = timestamp_get();
+#endif
/* used for MMU and CBMEM setup, in MB */
u32 dram_start = (CONFIG_SYS_SDRAM_BASE >> 20);
u32 dram_size = CONFIG_DRAM_SIZE_MB;
u32 dram_end = dram_start + dram_size;
+
+ console_init();
+
+#if CONFIG_COLLECT_TIMESTAMPS
+ before_dram_time = timestamp_get();
+#endif
sdram_init(get_sdram_config());
+#if CONFIG_COLLECT_TIMESTAMPS
+ after_dram_time = timestamp_get();
+#endif
mmu_init();
/* Device memory below DRAM is uncached. */
mmu_config_range(0, dram_start, DCACHE_OFF);
@@ -49,10 +66,18 @@ void main(void)
/* The space above DRAM is uncached. */
if (dram_end < 4096)
mmu_config_range(dram_end, 4096 - dram_end, DCACHE_OFF);
- mmu_disable_range(0, 1);
dcache_mmu_enable();
+ setup_chromeos_gpios();
+
cbmem_initialize_empty();
+#if CONFIG_COLLECT_TIMESTAMPS
+ timestamp_init(base_time);
+ timestamp_add(TS_START_ROMSTAGE, start_romstage_time);
+ timestamp_add(TS_BEFORE_INITRAM, before_dram_time);
+ timestamp_add(TS_AFTER_INITRAM, after_dram_time);
+ timestamp_add_now(TS_END_ROMSTAGE);
+#endif
run_ramstage();
}
diff --git a/src/soc/rockchip/rk3288/Makefile.inc b/src/soc/rockchip/rk3288/Makefile.inc
index 1a438e8e3c..8453757983 100644
--- a/src/soc/rockchip/rk3288/Makefile.inc
+++ b/src/soc/rockchip/rk3288/Makefile.inc
@@ -21,14 +21,14 @@ IDBTOOL = util/rockchip/make_idb.py
#bootblock-y += bootblock.c
bootblock-y += cbmem.c
-bootblock-y += timer.c
-bootblock-y += monotonic_timer.c
-bootblock-y += media.c
ifeq ($(CONFIG_BOOTBLOCK_CONSOLE),y)
bootblock-$(CONFIG_DRIVERS_UART) += uart.c
endif
+bootblock-y += timer.c
+bootblock-y += monotonic_timer.c
bootblock-y += clock.c
bootblock-y += spi.c
+bootblock-y += media.c
romstage-y += cbmem.c
romstage-y += timer.c
diff --git a/src/soc/rockchip/rk3288/cbmem.c b/src/soc/rockchip/rk3288/cbmem.c
index b29c87aaa5..dc1e0aa4cd 100644
--- a/src/soc/rockchip/rk3288/cbmem.c
+++ b/src/soc/rockchip/rk3288/cbmem.c
@@ -19,11 +19,9 @@
#include <stddef.h>
#include <cbmem.h>
-
-#define FB_SIZE_MB 4
+#include "soc.h"
void *cbmem_top(void)
{
- return (void *)(CONFIG_SYS_SDRAM_BASE +
- (CONFIG_DRAM_SIZE_MB - FB_SIZE_MB)*MiB);
+ return (void *)(get_fb_base_kb()*KiB);
}
diff --git a/src/soc/rockchip/rk3288/clock.c b/src/soc/rockchip/rk3288/clock.c
index d2ef0aa6d2..6d6262884a 100755
--- a/src/soc/rockchip/rk3288/clock.c
+++ b/src/soc/rockchip/rk3288/clock.c
@@ -339,3 +339,34 @@ void rkclk_configure_spi(unsigned int bus, unsigned int hz)
printk(BIOS_ERR, "do not support this spi bus\n");
}
}
+
+static u32 clk_gcd(u32 a, u32 b)
+{
+ while (b != 0) {
+ int r = b;
+ b = a % b;
+ a = r;
+ }
+ return a;
+}
+
+void rkclk_configure_i2s(unsigned int hz)
+{
+ int n, d;
+ int v;
+
+ /* i2s source clock: gpll
+ i2s0_outclk_sel: clk_i2s
+ i2s0_clk_sel: divider ouput from fraction
+ i2s0_pll_div_con: 0*/
+ writel(RK_CLRSETBITS(1 << 15 | 1 << 12 | 3 << 8 | 0x7f << 0 ,
+ 1 << 15 | 0 << 12 | 1 << 8 | 0 << 0),
+ &cru_ptr->cru_clksel_con[4]);
+
+ /* set frac divider */
+ v = clk_gcd(GPLL_HZ, hz);
+ n = (GPLL_HZ / v) & (0xffff);
+ d = (hz / v) & (0xffff);
+ assert(hz == GPLL_HZ / n * d);
+ writel(d << 16 | n, &cru_ptr->cru_clksel_con[8]);
+}
diff --git a/src/soc/rockchip/rk3288/clock.h b/src/soc/rockchip/rk3288/clock.h
index d04dfeb29c..4613c72450 100755
--- a/src/soc/rockchip/rk3288/clock.h
+++ b/src/soc/rockchip/rk3288/clock.h
@@ -31,5 +31,6 @@ void rkclk_configure_spi(unsigned int bus, unsigned int hz);
void rkclk_ddr_reset(u32 ch, u32 ctl, u32 phy);
void rkclk_ddr_phy_ctl_reset(u32 ch, u32 n);
void rkclk_configure_ddr(unsigned int hz);
+void rkclk_configure_i2s(unsigned int hz);
#endif /* __SOC_ROCKCHIP_RK3288_CLOCK_H__ */
diff --git a/src/soc/rockchip/rk3288/timer.h b/src/soc/rockchip/rk3288/timer.h
index 8c72a4f373..98b4626597 100644
--- a/src/soc/rockchip/rk3288/timer.h
+++ b/src/soc/rockchip/rk3288/timer.h
@@ -17,8 +17,8 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#ifndef __ROCKCHIP_RK3288_TIMER_H__
-#define __ROCKCHIP_RK3288_TIMER_H__
+#ifndef __SOC_ROCKCHIP_RK3288_TIMER_H__
+#define __SOC_ROCKCHIP_RK3288_TIMER_H__
#include "addressmap.h"
@@ -40,4 +40,4 @@ static struct rk3288_timer * const timer7_ptr = (void *)TIMER7_BASE;
void rk3288_init_timer(void);
-#endif /* __ROCKCHIP_RK3288_TIMER_H__ */
+#endif /* __SOC_ROCKCHIP_RK3288_TIMER_H__ */
diff --git a/src/vendorcode/google/chromeos/chromeos.h b/src/vendorcode/google/chromeos/chromeos.h
index 4395506c1b..ed6c75bd57 100644
--- a/src/vendorcode/google/chromeos/chromeos.h
+++ b/src/vendorcode/google/chromeos/chromeos.h
@@ -24,6 +24,9 @@
#include <stdint.h>
#include <bootmode.h>
+/*for mainboard use only*/
+void setup_chromeos_gpios(void);
+
/* functions implemented in vbnv.c: */
int get_recovery_mode_from_vbnv(void);
int vboot_wants_oprom(void);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-15 00:05:31 +0000