blob: 2719e87fe632626a70543202d4c448fa61d9305b [file] [log] [blame]
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2015 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; 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.
*/
#include <bootblock_common.h>
#include <device/pci_ops.h>
#include <southbridge/intel/i82801gx/i82801gx.h>
#include <northbridge/intel/pineview/pineview.h>
#include <superio/winbond/w83627thg/w83627thg.h>
#include <superio/winbond/common/winbond.h>
#define SERIAL_DEV PNP_DEV(0x4e, W83627THG_SP1)
#define SUPERIO_DEV PNP_DEV(0x4e, 0)
void bootblock_mainboard_early_init(void)
{
/* Disable Serial IRQ */
pci_write_config8(PCI_DEV(0, 0x1f, 0), SERIRQ_CNTL, 0x00);
/* Decode range */
pci_or_config16(PCI_DEV(0, 0x1f, 0), LPC_IO_DEC, 0x0010);
pci_write_config16(PCI_DEV(0, 0x1f, 0), LPC_EN, CNF1_LPC_EN
| CNF2_LPC_EN | KBC_LPC_EN | COMA_LPC_EN
| COMB_LPC_EN);
pci_write_config32(PCI_DEV(0, 0x1f, 0), GEN2_DEC, 0x7c0291);
winbond_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
}
void mb_pirq_setup(void)
{
/* dev irq route register */
RCBA16(D31IR) = 0x0132;
RCBA16(D30IR) = 0x0146;
RCBA16(D29IR) = 0x0237;
RCBA16(D28IR) = 0x3201;
RCBA16(D27IR) = 0x0146;
/* Does not belong here, but is it needed? */
RCBA32(FD) |= FD_INTLAN;
}
void get_mb_spd_addrmap(u8 *spd_addrmap)
{
spd_addrmap[0] = 0x50;
spd_addrmap[1] = 0x51;
}