| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2014 Damien Zammit <damien@zamaudio.com> |
| * |
| * 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. |
| */ |
| |
| #define SUPERIO_BASE 0x2e |
| #define SUPERIO_DEV PNP_DEV(SUPERIO_BASE, 0) |
| #define SUPERIO_GPIO PNP_DEV(SUPERIO_BASE, IT8728F_GPIO) |
| #define SERIAL_DEV PNP_DEV(SUPERIO_BASE, 0x01) |
| |
| #include <arch/io.h> |
| #include <device/pci_def.h> |
| #include <device/pnp_def.h> |
| #include <cpu/x86/lapic.h> |
| #include <arch/acpi.h> |
| #include <console/console.h> |
| #include <superio/ite/it8728f/it8728f.h> |
| #include <superio/ite/common/ite.h> |
| #include <northbridge/intel/sandybridge/sandybridge.h> |
| #include <northbridge/intel/sandybridge/raminit_native.h> |
| #include <southbridge/intel/bd82x6x/pch.h> |
| #include <southbridge/intel/bd82x6x/gpio.h> |
| #include <arch/cpu.h> |
| #include <cpu/x86/msr.h> |
| |
| static void it8728f_b75md3v_disable_reboot(device_t dev) |
| { |
| /* GPIO SIO settings */ |
| ite_reg_write(dev, 0xEF, 0x7E); // magic |
| |
| ite_reg_write(dev, 0x25, 0x40); // gpio pin function -> gp16 |
| ite_reg_write(dev, 0x27, 0x10); // gpio pin function -> gp34 |
| ite_reg_write(dev, 0x2c, 0x80); // smbus isolation on parallel port |
| ite_reg_write(dev, 0x62, 0x0a); // simple iobase 0xa00 |
| ite_reg_write(dev, 0x72, 0x20); // watchdog timeout clear! |
| ite_reg_write(dev, 0x73, 0x00); // watchdog timeout clear! |
| ite_reg_write(dev, 0xcb, 0x00); // simple io set4 direction -> in |
| ite_reg_write(dev, 0xe9, 0x27); // bus select disable |
| ite_reg_write(dev, 0xf0, 0x10); // ? |
| ite_reg_write(dev, 0xf1, 0x42); // ? |
| ite_reg_write(dev, 0xf6, 0x1c); // hardware monitor alert beep -> gp36(pin12) |
| |
| /* EC SIO settings */ |
| ite_reg_write(IT8728F_EC, 0xf1, 0xc0); |
| ite_reg_write(IT8728F_EC, 0xf6, 0xf0); |
| ite_reg_write(IT8728F_EC, 0xf9, 0x48); |
| ite_reg_write(IT8728F_EC, 0x60, 0x0a); |
| ite_reg_write(IT8728F_EC, 0x61, 0x30); |
| ite_reg_write(IT8728F_EC, 0x62, 0x0a); |
| ite_reg_write(IT8728F_EC, 0x63, 0x20); |
| ite_reg_write(IT8728F_EC, 0x30, 0x01); |
| } |
| |
| void rcba_config(void) |
| { |
| /* Disable unused devices (board specific) */ |
| RCBA32(FD) = 0x17ee1fe1; |
| |
| /* Enable HECI */ |
| RCBA32(FD2) &= ~0x2; |
| } |
| |
| void pch_enable_lpc(void) |
| { |
| /* |
| * Enable: |
| * EC Decode Range PortA30/A20 |
| * SuperIO Port2E/2F |
| * PS/2 Keyboard/Mouse Port60/64 |
| * FDD Port3F0h-3F5h and Port3F7h |
| */ |
| pci_write_config16(PCH_LPC_DEV, LPC_EN, KBC_LPC_EN | MC_LPC_EN | |
| CNF1_LPC_EN | CNF2_LPC_EN | COMA_LPC_EN); |
| |
| pci_write_config32(PCH_LPC_DEV, LPC_GEN1_DEC, 0x3c0a01); |
| pci_write_config16(PCH_LPC_DEV, LPC_IO_DEC, 0x10); |
| |
| pci_write_config32(PCH_LPC_DEV, 0xac, 0x10000); |
| |
| /* Initialize SuperIO */ |
| ite_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); |
| it8728f_b75md3v_disable_reboot(SUPERIO_GPIO); |
| } |
| |
| const struct southbridge_usb_port mainboard_usb_ports[] = { |
| { 1, 5, 0 }, |
| { 1, 5, 0 }, |
| { 1, 5, 1 }, |
| { 1, 5, 1 }, |
| { 1, 5, 2 }, |
| { 1, 5, 2 }, |
| { 1, 5, 3 }, |
| { 1, 5, 3 }, |
| { 1, 5, 4 }, |
| { 1, 5, 4 }, |
| { 1, 5, 6 }, |
| { 1, 5, 5 }, |
| { 1, 5, 5 }, |
| { 1, 5, 6 }, |
| }; |
| |
| void mainboard_get_spd(spd_raw_data *spd) { |
| read_spd (&spd[0], 0x50); |
| read_spd (&spd[1], 0x51); |
| read_spd (&spd[2], 0x52); |
| read_spd (&spd[3], 0x53); |
| } |
| |
| void mainboard_early_init(int s3resume) { |
| } |