/* * This file is part of the coreboot project. * * Copyright 2015 MediaTek Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include <boardid.h> #include <bootmode.h> #include <boot/coreboot_tables.h> #include <gpio.h> #include <string.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[] = { {WRITE_PROTECT, ACTIVE_LOW, gpio_get(WRITE_PROTECT), "write protect"}, {-1, ACTIVE_HIGH, get_recovery_mode_switch(), "recovery"}, {LID, ACTIVE_HIGH, -1, "lid"}, {POWER_BUTTON, ACTIVE_HIGH, -1, "power"}, {EC_IN_RW, ACTIVE_HIGH, -1, "EC in RW"}, {EC_IRQ, ACTIVE_LOW, -1, "EC interrupt"}, {CR50_IRQ, 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); }