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/* SPDX-License-Identifier: GPL-2.0-only */
#include <amdblocks/acpimmio.h>
#include <bootblock_common.h>
#include <baseboard/variants.h>
#include <console/console.h>
#include <device/pci_ops.h>
#include <soc/pci_devs.h>
void bootblock_mainboard_early_init(void)
{
size_t num_gpios;
uint32_t dword;
const struct soc_amd_gpio *gpios;
if (!CONFIG(VBOOT_STARTS_BEFORE_BOOTBLOCK)) {
gpios = variant_early_gpio_table(&num_gpios);
program_gpios(gpios, num_gpios);
}
printk(BIOS_DEBUG, "Bootblock configure eSPI\n");
dword = pci_read_config32(SOC_LPC_DEV, 0x78);
dword &= 0xFFFFF9F3;
dword |= 0x200;
pci_write_config32(SOC_LPC_DEV, 0x78, dword);
pci_write_config32(SOC_LPC_DEV, 0x44, 0);
pci_write_config32(SOC_LPC_DEV, 0x48, 0);
dword = pm_read32(0x90);
dword |= 1 << 16;
pm_write32(0x90, dword);
dword = pm_read32(0x74);
dword |= 3 << 10;
pm_write32(0x74, dword);
}
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