/* SPDX-License-Identifier: GPL-2.0-only */ #include <boardid.h> #include <bootmode.h> #include <boot/coreboot_tables.h> #include <gpio.h> #include "gpio.h" void setup_chromeos_gpios(void) { gpio_input(WRITE_PROTECT); gpio_input_pullup(EC_IN_RW); gpio_input_pullup(EC_IRQ); gpio_input(LID); gpio_input_pullup(POWER_BUTTON); if (board_id() + CONFIG_BOARD_ID_ADJUSTMENT < 5) gpio_output(EC_SUSPEND_L, 1); } void fill_lb_gpios(struct lb_gpios *gpios) { struct lb_gpio chromeos_gpios[] = { {LID.id, ACTIVE_HIGH, -1, "lid"}, {POWER_BUTTON.id, ACTIVE_HIGH, -1, "power"}, {EC_IN_RW.id, ACTIVE_HIGH, -1, "EC in RW"}, {EC_IRQ.id, ACTIVE_LOW, -1, "EC interrupt"}, {CR50_IRQ.id, ACTIVE_HIGH, -1, "TPM interrupt"}, }; lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios)); } int get_write_protect_state(void) { return !gpio_get(WRITE_PROTECT); } int get_ec_is_trusted(void) { /* EC is trusted if not in RW. */ return !gpio_get(EC_IN_RW); }