a73b93157f
It encourages users from writing to the FSF without giving an address. Linux also prefers to drop that and their checkpatch.pl (that we imported) looks out for that. This is the result of util/scripts/no-fsf-addresses.sh with no further editing. Change-Id: Ie96faea295fe001911d77dbc51e9a6789558fbd6 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Reviewed-on: http://review.coreboot.org/11888 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
98 lines
2.6 KiB
C
98 lines
2.6 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright 2014 Rockchip Inc.
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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 as published by
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* the Free Software Foundation; version 2 of the License.
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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 <console/console.h>
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#include <gpio.h>
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#include <string.h>
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#include <vendorcode/google/chromeos/chromeos.h>
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#include "board.h"
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#define GPIO_WP GPIO(7, A, 6)
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#define GPIO_POWER GPIO(0, A, 5)
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#define GPIO_RECOVERY GPIO(0, B, 1)
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void setup_chromeos_gpios(void)
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{
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gpio_input(GPIO_WP);
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gpio_input(GPIO_POWER);
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gpio_input_pullup(GPIO_RECOVERY);
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}
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void fill_lb_gpios(struct lb_gpios *gpios)
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{
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int count = 0;
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/* Write Protect: active low */
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gpios->gpios[count].port = GPIO_WP.raw;
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gpios->gpios[count].polarity = ACTIVE_LOW;
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gpios->gpios[count].value = gpio_get(GPIO_WP);
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strncpy((char *)gpios->gpios[count].name, "write protect",
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GPIO_MAX_NAME_LENGTH);
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count++;
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/* Recovery: active low */
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gpios->gpios[count].port = GPIO_RECOVERY.raw;
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gpios->gpios[count].polarity = ACTIVE_LOW;
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gpios->gpios[count].value = gpio_get(GPIO_RECOVERY);
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strncpy((char *)gpios->gpios[count].name, "recovery",
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GPIO_MAX_NAME_LENGTH);
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count++;
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/* Power Button: GPIO active low */
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gpios->gpios[count].port = GPIO_POWER.raw;
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gpios->gpios[count].polarity = ACTIVE_LOW;
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gpios->gpios[count].value = -1;
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strncpy((char *)gpios->gpios[count].name, "power",
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GPIO_MAX_NAME_LENGTH);
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count++;
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/* Developer: GPIO active high */
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gpios->gpios[count].port = -1;
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gpios->gpios[count].polarity = ACTIVE_HIGH;
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gpios->gpios[count].value = get_developer_mode_switch();
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strncpy((char *)gpios->gpios[count].name, "developer",
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GPIO_MAX_NAME_LENGTH);
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count++;
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/* Reset: GPIO active high (output) */
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gpios->gpios[count].port = GPIO_RESET.raw;
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gpios->gpios[count].polarity = ACTIVE_HIGH;
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gpios->gpios[count].value = -1;
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strncpy((char *)gpios->gpios[count].name, "reset",
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GPIO_MAX_NAME_LENGTH);
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count++;
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gpios->size = sizeof(*gpios) + (count * sizeof(struct lb_gpio));
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gpios->count = count;
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printk(BIOS_ERR, "Added %d GPIOS size %d\n", count, gpios->size);
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}
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int get_developer_mode_switch(void)
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{
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return 0;
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}
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int get_recovery_mode_switch(void)
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{
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return !gpio_get(GPIO_RECOVERY);
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}
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int get_write_protect_state(void)
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{
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return !gpio_get(GPIO_WP);
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}
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