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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2015 Damien Zammit <damien@zamaudio.com>
* Copyright (C) 2017 Arthur Heymans <arthur@aheymans.xyz>
*
* 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/pnp_ops.h>
#include <northbridge/intel/x4x/x4x.h>
#include <southbridge/intel/i82801gx/i82801gx.h>
#include <superio/winbond/common/winbond.h>
#include <superio/winbond/w83627dhg/w83627dhg.h>
#define SERIAL_DEV PNP_DEV(0x2e, W83627DHG_SP1)
void bootblock_mainboard_early_init(void)
{
/* Set GPIOs on superio, enable UART */
pnp_enter_ext_func_mode(SERIAL_DEV);
pnp_set_logical_device(SERIAL_DEV);
pnp_write_config(SERIAL_DEV, 0x2c, 0x13);
pnp_exit_ext_func_mode(SERIAL_DEV);
winbond_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
/* IRQ routing */
RCBA16(D31IR) = 0x0132;
RCBA16(D29IR) = 0x0237;
}
void mb_get_spd_map(u8 spd_map[4])
{
spd_map[0] = 0x50;
spd_map[2] = 0x52;
}
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