u-boot/board/atmel/at91sam9263ek/led.c

/*
 * (C) Copyright 2007-2008
 * Stelian Pop <stelian.pop@leadtechdesign.com>
 * Lead Tech Design <www.leadtechdesign.com>
 *
 * See file CREDITS for list of people who contributed to this
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#include <common.h>
#include <asm/io.h>
#include <asm/arch/gpio.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/at91sam9263.h>

void coloured_LED_init(void)
{
	/* Enable clock */
	at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;

	writel(1 << ATMEL_ID_PIOB | 1 << ATMEL_ID_PIOCDE,
		&pmc->pcer);

	at91_set_gpio_output(CONFIG_RED_LED, 1);
	at91_set_gpio_output(CONFIG_GREEN_LED, 1);
	at91_set_gpio_output(CONFIG_YELLOW_LED, 1);

	at91_set_gpio_value(CONFIG_RED_LED, 0);
	at91_set_gpio_value(CONFIG_GREEN_LED, 1);
	at91_set_gpio_value(CONFIG_YELLOW_LED, 1);
}