| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| |
| #include <baseboard/gpio.h> |
| #include <baseboard/variants.h> |
| #include <bootmode.h> |
| #include <boot/coreboot_tables.h> |
| #include <gpio.h> |
| #include <types.h> |
| #include <vendorcode/google/chromeos/chromeos.h> |
| |
| void fill_lb_gpios(struct lb_gpios *gpios) |
| { |
| struct lb_gpio chromeos_gpios[] = { |
| {-1, ACTIVE_HIGH, get_lid_switch(), "lid"}, |
| {-1, ACTIVE_HIGH, 0, "power"}, |
| {-1, ACTIVE_HIGH, gfx_get_init_done(), "oprom"}, |
| {GPIO_EC_IN_RW, ACTIVE_HIGH, gpio_get(GPIO_EC_IN_RW), |
| "EC in RW"}, |
| }; |
| lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios)); |
| } |
| |
| int get_write_protect_state(void) |
| { |
| /* Read PCH_WP GPIO. */ |
| return gpio_get(GPIO_PCH_WP); |
| } |
| |
| void mainboard_chromeos_acpi_generate(void) |
| { |
| const struct cros_gpio *gpios; |
| size_t num; |
| |
| gpios = variant_cros_gpios(&num); |
| chromeos_acpi_gpio_generate(gpios, num); |
| } |
| |
| int get_ec_is_trusted(void) |
| { |
| /* EC is trusted if not in RW. */ |
| return !gpio_get(GPIO_EC_IN_RW); |
| } |