early_init.c

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/* SPDX-License-Identifier: GPL-2.0-or-later */
 
#include <bootblock_common.h>
#include <southbridge/intel/i82801jx/i82801jx.h>
#include <northbridge/intel/x4x/x4x.h>
#include <superio/winbond/w83627dhg/w83627dhg.h>
#include <superio/winbond/common/winbond.h>
 
#define SERIAL_DEV PNP_DEV(0x2e, W83627DHG_SP1)
 
void bootblock_mainboard_early_init(void)
{
        RCBA32(0x3410) = 0x00060464;
        RCBA32(RCBA_BUC) &= ~BUC_LAND;
        RCBA32(0x3418) = 0x01320001;
        RCBA32(0x341c) = 0xbf7f001f;
        RCBA32(0x3430) = 0x00000002;
        RCBA32(0x3f00) = 0x0000000b;
 
        winbond_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
}
 
void mb_get_spd_map(u8 spd_map[4])
{
        spd_map[0] = 0x50;
        spd_map[1] = 0x51;
        spd_map[2] = 0x52;
        spd_map[3] = 0x53;
}