src/soc/intel/cannonlake/gpio_common.c

/* This file is part of the coreboot project. */
/*
 *
 * 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; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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 <intelblocks/gpio.h>
#include <soc/soc_chip.h>

/*
 * Routine to perform below operations:
 * 1. SoC rotine to fill GPIO PM mask and value for GPIO_MISCCFG register
 * 2. Program GPIO PM configuration based on PM mask and value
 */
void soc_gpio_pm_configuration(void)
{
	uint8_t value[TOTAL_GPIO_COMM];
	const config_t *config = config_of_soc();

	if (config->gpio_override_pm)
		memcpy(value, config->gpio_pm, sizeof(uint8_t) *
				TOTAL_GPIO_COMM);
	else
		memset(value, MISCCFG_ENABLE_GPIO_PM_CONFIG, sizeof(uint8_t) *
				TOTAL_GPIO_COMM);

	gpio_pm_configure(value, TOTAL_GPIO_COMM);
}