4ba64c99e3
Change-Id: I64e79904c7ad95091ea29d9f80444c4e3b493471 Signed-off-by: T Michael Turney <mturney@codeaurora.org> Reviewed-on: https://review.coreboot.org/c/29298 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Julius Werner <jwerner@chromium.org>
49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2018, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <boot/coreboot_tables.h>
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#include <bootmode.h>
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#include "board.h"
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int get_write_protect_state(void)
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{
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return !gpio_get(GPIO_WP_STATE);
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}
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void setup_chromeos_gpios(void)
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{
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gpio_input_pullup(GPIO_EC_IN_RW);
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gpio_input_pullup(GPIO_AP_EC_INT);
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gpio_output(GPIO_AP_SUSPEND, 1);
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gpio_input(GPIO_WP_STATE);
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gpio_input_pullup(GPIO_H1_AP_INT);
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}
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void fill_lb_gpios(struct lb_gpios *gpios)
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{
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struct lb_gpio chromeos_gpios[] = {
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{GPIO_EC_IN_RW.addr, ACTIVE_LOW, gpio_get(GPIO_EC_IN_RW),
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"EC in RW"},
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{GPIO_AP_EC_INT.addr, ACTIVE_LOW, gpio_get(GPIO_AP_EC_INT),
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"EC interrupt"},
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{GPIO_WP_STATE.addr, ACTIVE_LOW, gpio_get(GPIO_WP_STATE),
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"write protect"},
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{GPIO_H1_AP_INT.addr, ACTIVE_LOW, gpio_get(GPIO_H1_AP_INT),
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"TPM interrupt"},
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};
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lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios));
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}
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