LXR uboot/board/atmel/at91sam9m10g45ek/led.c

   1/*
   2 * (C) Copyright 2007-2008
   3 * Stelian Pop <stelian@popies.net>
   4 * Lead Tech Design <www.leadtechdesign.com>
   5 *
   6 * See file CREDITS for list of people who contributed to this
   7 * project.
   8 *
   9 * This program is free software; you can redistribute it and/or
  10 * modify it under the terms of the GNU General Public License as
  11 * published by the Free Software Foundation; either version 2 of
  12 * the License, or (at your option) any later version.
  13 *
  14 * This program is distributed in the hope that it will be useful,
  15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17 * GNU General Public License for more details.
  18 *
  19 * You should have received a copy of the GNU General Public License
  20 * along with this program; if not, write to the Free Software
  21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  22 * MA 02111-1307 USA
  23 */
  24
  25#include <common.h>
  26#include <asm/io.h>
  27#include <asm/arch/at91sam9g45.h>
  28#include <asm/arch/at91_pmc.h>
  29#include <asm/arch/gpio.h>
  30
  31void coloured_LED_init(void)
  32{
  33        struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
  34
  35        /* Enable clock */
  36        writel(1 << ATMEL_ID_PIODE, &pmc->pcer);
  37
  38        at91_set_gpio_output(CONFIG_RED_LED, 1);
  39        at91_set_gpio_output(CONFIG_GREEN_LED, 1);
  40
  41        at91_set_gpio_value(CONFIG_RED_LED, 0);
  42        at91_set_gpio_value(CONFIG_GREEN_LED, 1);
  43}
  44