diff options
Diffstat (limited to 'src/mainboard/lenovo/z61t/dock.c')
| -rw-r--r-- | src/mainboard/lenovo/z61t/dock.c | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/src/mainboard/lenovo/z61t/dock.c b/src/mainboard/lenovo/z61t/dock.c deleted file mode 100644 index 05dd65ef3e..0000000000 --- a/src/mainboard/lenovo/z61t/dock.c +++ /dev/null @@ -1,232 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2011 Sven Schnelle <svens@stackframe.org> - * - * 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. - */ - -#include <device/device.h> -#include <arch/io.h> -#include <delay.h> -#include "dock.h" -#include <superio/nsc/pc87384/pc87384.h> -#include "ec/acpi/ec.h" -#include "ec/lenovo/pmh7/pmh7.h" -#include <southbridge/intel/i82801gx/i82801gx.h> - -#define DLPC_CONTROL 0x164c - -static void dlpc_write_register(int reg, int value) -{ - outb(reg, 0x164e); - outb(value, 0x164f); -} - -static u8 dlpc_read_register(int reg) -{ - outb(reg, 0x164e); - return inb(0x164f); -} - -static void dock_write_register(int reg, int value) -{ - outb(reg, 0x2e); - outb(value, 0x2f); -} - -static u8 dock_read_register(int reg) -{ - outb(reg, 0x2e); - return inb(0x2f); -} - -static void dlpc_gpio_set_mode(int port, int mode) -{ - dlpc_write_register(0xf0, port); - dlpc_write_register(0xf1, mode); -} - -static void dock_gpio_set_mode(int port, int mode, int irq) -{ - dock_write_register(0xf0, port); - dock_write_register(0xf1, mode); - dock_write_register(0xf2, irq); -} - -static void dlpc_gpio_init(void) -{ - /* Select GPIO module */ - dlpc_write_register(0x07, 0x07); - /* GPIO Base Address 0x1680 */ - dlpc_write_register(0x60, 0x16); - dlpc_write_register(0x61, 0x80); - - /* Activate GPIO */ - dlpc_write_register(0x30, 0x01); - - dlpc_gpio_set_mode(0x00, 3); - dlpc_gpio_set_mode(0x01, 3); - dlpc_gpio_set_mode(0x02, 0); - dlpc_gpio_set_mode(0x03, 3); - dlpc_gpio_set_mode(0x04, 4); - dlpc_gpio_set_mode(0x20, 4); - dlpc_gpio_set_mode(0x21, 4); - dlpc_gpio_set_mode(0x23, 4); -} - -int dlpc_init(void) -{ - int timeout = 1000; - - /* Enable 14.318MHz CLK on CLKIN */ - dlpc_write_register(0x29, 0xa0); - while(!(dlpc_read_register(0x29) & 0x10) && timeout--) - udelay(1000); - - if (!timeout) - return 1; - - /* Select DLPC module */ - dlpc_write_register(0x07, 0x19); - /* DLPC Base Address */ - dlpc_write_register(0x60, (DLPC_CONTROL >> 8) & 0xff); - dlpc_write_register(0x61, DLPC_CONTROL & 0xff); - /* Activate DLPC */ - dlpc_write_register(0x30, 0x01); - - /* Reset docking state */ - outb(0x00, DLPC_CONTROL); - - dlpc_gpio_init(); - return 0; -} - -static int dock_superio_init(void) -{ - int timeout = 1000; - /* startup 14.318MHz Clock */ - dock_write_register(0x29, 0xa0); - /* wait until clock is settled */ - while(!(dock_read_register(0x29) & 0x10) && timeout--) - udelay(1000); - - if (!timeout) - return 1; - - /* set GPIO pins to Serial/Parallel Port - * functions - */ - dock_write_register(0x22, 0xa9); - - /* enable serial port */ - dock_write_register(0x07, PC87384_SP1); - dock_write_register(0x30, 0x01); - - dock_write_register(0x07, PC87384_GPIO); - dock_write_register(0x60, 0x16); - dock_write_register(0x61, 0x20); - /* enable GPIO */ - dock_write_register(0x30, 0x01); - - dock_gpio_set_mode(0x00, PC87384_GPIO_PIN_DEBOUNCE | - PC87384_GPIO_PIN_PULLUP, 0x00); - - dock_gpio_set_mode(0x01, PC87384_GPIO_PIN_TYPE_PUSH_PULL | - PC87384_GPIO_PIN_OE, 0x00); - - dock_gpio_set_mode(0x02, PC87384_GPIO_PIN_TYPE_PUSH_PULL | - PC87384_GPIO_PIN_OE, 0x00); - - dock_gpio_set_mode(0x03, PC87384_GPIO_PIN_DEBOUNCE | - PC87384_GPIO_PIN_PULLUP, 0x00); - - dock_gpio_set_mode(0x04, PC87384_GPIO_PIN_DEBOUNCE | - PC87384_GPIO_PIN_PULLUP, 0x00); - - dock_gpio_set_mode(0x05, PC87384_GPIO_PIN_DEBOUNCE | - PC87384_GPIO_PIN_PULLUP, 0x00); - - dock_gpio_set_mode(0x06, PC87384_GPIO_PIN_DEBOUNCE | - PC87384_GPIO_PIN_PULLUP, 0x00); - - dock_gpio_set_mode(0x07, PC87384_GPIO_PIN_DEBOUNCE | - PC87384_GPIO_PIN_PULLUP, 0x00); - - - /* no GPIO events enabled for PORT0 */ - outb(0x00, 0x1622); - /* clear GPIO events on PORT0 */ - outb(0xff, 0x1623); - outb(0xff, 0x1624); - /* no GPIO events enabled for PORT1 */ - outb(0x00, 0x1626); - - /* clear GPIO events on PORT1*/ - outb(0xff, 0x1627); - outb(0x1F, 0x1628); - outb(0xfd, 0x1620); - return 0; -} - -int dock_connect(void) -{ - int timeout = 1000; - - outb(0x07, DLPC_CONTROL); - - timeout = 1000; - - while(!(inb(DLPC_CONTROL) & 8) && timeout--) - udelay(1000); - - if (!timeout) { - /* docking failed, disable DLPC switch */ - outb(0x00, DLPC_CONTROL); - dlpc_write_register(0x30, 0x00); - return 1; - } - - /* Assert D_PLTRST# */ - outb(0xfe, 0x1680); - udelay(1000); - /* Deassert D_PLTRST# */ - outb(0xff, 0x1680); - udelay(10000); - - return dock_superio_init(); -} - -void dock_disconnect(void) -{ - /* disconnect LPC bus */ - outb(0x00, DLPC_CONTROL); - /* Assert PLTRST and DLPCPD */ - outb(0xfc, 0x1680); -} - -int dock_present(void) -{ - return pmh7_register_read(0x61) & 1; -} - -int legacy_io_present(void) -{ - return !(inb(DEFAULT_GPIOBASE + 0x0c) & 0x40); -} - -void legacy_io_init(void) -{ - /* Enable Power for Ultrabay slot */ - pmh7_ultrabay_power_enable(1); - udelay(100000); - dock_superio_init(); -} |