/* SPDX-License-Identifier: GPL-2.0-only */ #include #include #include #include #include #include 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); }