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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2010 Joseph Smith <joe@settoplinux.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; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*/
#define PME_DEV PNP_DEV(0x4e, 0x0a)
#define PME_IO_BASE_ADDR 0x800 /* Runtime register base address */
/* Early mainboard specific GPIO setup. */
static void mb_gpio_init(void)
{
device_t dev;
uint16_t port;
/* Southbridge GPIOs. */
/* Set the LPC device statically. */
dev = PCI_DEV(0x0, 0x1f, 0x0);
/* Set the value for GPIO base address register and enable GPIO. */
pci_write_config32(dev, GPIO_BASE, (GPIO_BASE_ADDR | 1));
pci_write_config8(dev, GPIO_CNTL, 0x10);
udelay(10);
outl(0x1a203180, GPIO_BASE_ADDR + 0x00); /* GPIO_USE_SEL */
outl(0x0000ffff, GPIO_BASE_ADDR + 0x04); /* GP_IO_SEL */
outl(0x13bf0000, GPIO_BASE_ADDR + 0x0c); /* GP_LVL */
outl(0x00040000, GPIO_BASE_ADDR + 0x18); /* GPO_BLINK */
outl(0x000039ff, GPIO_BASE_ADDR + 0x2c); /* GPI_INV */
/* Super I/O GPIOs. */
dev = PME_DEV;
port = dev >> 8;
/* Enter the configuration state. */
outb(0x55, port);
pnp_set_logical_device(dev);
pnp_set_enable(dev, 0);
pnp_set_iobase(dev, PNP_IDX_IO0, PME_IO_BASE_ADDR);
pnp_set_enable(dev, 1);
/* GP10 - J1B1 */
outl(0x01, PME_IO_BASE_ADDR + 0x23);
/* GP11 - J1B2 */
outl(0x01, PME_IO_BASE_ADDR + 0x24);
/* GP12 - J2B1 */
outl(0x01, PME_IO_BASE_ADDR + 0x25);
/* GP13 - J2B2 */
outl(0x01, PME_IO_BASE_ADDR + 0x26);
/* GP14 - J1X */
outl(0x01, PME_IO_BASE_ADDR + 0x27);
/* GP15 - J1Y */
outl(0x01, PME_IO_BASE_ADDR + 0x28);
/* GP16 - J2X */
outl(0x01, PME_IO_BASE_ADDR + 0x29);
/* GP17 - J2Y */
outl(0x01, PME_IO_BASE_ADDR + 0x2a);
/* GP20 - 8042 P17 */
outl(0x01, PME_IO_BASE_ADDR + 0x2b);
/* GP21 - 8042 P16 */
outl(0x00, PME_IO_BASE_ADDR + 0x2c);
/* GP22 - 8042 P12 */
outl(0x00, PME_IO_BASE_ADDR + 0x2d);
/* GP24 */
outl(0x00, PME_IO_BASE_ADDR + 0x2f);
/* GP25 - MIDI_IN */
outl(0x01, PME_IO_BASE_ADDR + 0x30);
/* GP26 - MIDI_OUT */
outl(0x01, PME_IO_BASE_ADDR + 0x31);
/* GP27 - nIO_SMI */
outl(0x04, PME_IO_BASE_ADDR + 0x32);
/* GP30 - FAN_TACH2 */
outl(0x05, PME_IO_BASE_ADDR + 0x33);
/* GP31 - FAN_TACH1 */
outl(0x05, PME_IO_BASE_ADDR + 0x34);
/* GP32 - FAN2 */
outl(0x04, PME_IO_BASE_ADDR + 0x35);
/* GP33 - FAN1 */
outl(0x04, PME_IO_BASE_ADDR + 0x36);
/* GP34 - IRRX2 */
outl(0x05, PME_IO_BASE_ADDR + 0x37);
/* GP35 - IRTX2 */
outl(0x04, PME_IO_BASE_ADDR + 0x38);
/* GP36 - nKBDRST */
outl(0x84, PME_IO_BASE_ADDR + 0x39);
/* GP37 - A20M */
outl(0x84, PME_IO_BASE_ADDR + 0x3a);
/* GP40 - DRVDEN0 */
outl(0x04, PME_IO_BASE_ADDR + 0x3b);
/* GP41 - DRVDEN1 */
outl(0x04, PME_IO_BASE_ADDR + 0x3c);
/* GP42 - nIO_PME */
outl(0x84, PME_IO_BASE_ADDR + 0x3d);
/* GP43 */
outl(0x00, PME_IO_BASE_ADDR + 0x3e);
/* GP50 - nIR2 */
outl(0x05, PME_IO_BASE_ADDR + 0x3f);
/* GP51 - nDCD2 */
outl(0x05, PME_IO_BASE_ADDR + 0x40);
/* GP52 - RXD2 */
outl(0x05, PME_IO_BASE_ADDR + 0x41);
/* GP53 - TXD2 */
outl(0x04, PME_IO_BASE_ADDR + 0x42);
/* GP54 - nDSR2 */
outl(0x05, PME_IO_BASE_ADDR + 0x43);
/* GP55 - nRTS2 */
outl(0x04, PME_IO_BASE_ADDR + 0x44);
/* GP56 - nCTS2 */
outl(0x05, PME_IO_BASE_ADDR + 0x45);
/* GP57 - nDTR2 */
outl(0x04, PME_IO_BASE_ADDR + 0x46);
/* GP60 - LED1 */
outl(0x84, PME_IO_BASE_ADDR + 0x47);
/* GP61 - LED2 */
outl(0x84, PME_IO_BASE_ADDR + 0x48);
/* GP1 */
outl(0x00, PME_IO_BASE_ADDR + 0x4b);
/* GP2 */
outl(0x14, PME_IO_BASE_ADDR + 0x4c);
/* GP3 */
outl(0xda, PME_IO_BASE_ADDR + 0x4d);
/* GP4 */
outl(0x08, PME_IO_BASE_ADDR + 0x4e);
/* GP5 */
outl(0x00, PME_IO_BASE_ADDR + 0x4f);
/* GP6 */
outl(0x00, PME_IO_BASE_ADDR + 0x50);
/* FAN1 */
outl(0x01, PME_IO_BASE_ADDR + 0x56);
/* FAN2 */
outl(0x01, PME_IO_BASE_ADDR + 0x57);
/* Fan Control */
outl(0xf0, PME_IO_BASE_ADDR + 0x58);
/* Fan1 Preload */
outl(0x00, PME_IO_BASE_ADDR + 0x5b);
/* Fan2 Preload */
outl(0x00, PME_IO_BASE_ADDR + 0x5c);
/* LED1 */
outl(0x03, PME_IO_BASE_ADDR + 0x5d);
/* LED2 */
outl(0x03, PME_IO_BASE_ADDR + 0x5e);
/* Keyboard Scan Code */
outl(0x00, PME_IO_BASE_ADDR + 0x5f);
/* Exit the configuration state. */
outb(0xaa, port);
}
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