| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <bootblock_common.h> |
| #include <delay.h> |
| #include <device/pci_ops.h> |
| #include <ec/acpi/ec.h> |
| #include <gpio.h> |
| #include <soc/pci_devs.h> |
| |
| static const struct pad_config early_gpio_table[] = { |
| PAD_CFG_NF(GPP_C20, NONE, DEEP, NF1), /* UART2_RXD */ |
| PAD_CFG_NF(GPP_C21, NONE, DEEP, NF1), /* UART2_TXD */ |
| }; |
| |
| void bootblock_mainboard_early_init(void) |
| { |
| gpio_configure_pads(early_gpio_table, ARRAY_SIZE(early_gpio_table)); |
| } |
| |
| void bootblock_mainboard_init(void) |
| { |
| /* |
| * Ensure the panel is powered on. ACPI _PTS disables it, if the system |
| * is powered up again we need to turn it on. |
| */ |
| ec_write(0xa3, 0); |
| } |