board/atmel/at91sam9rlek/led.c

   1 /*
   2  * (C) Copyright 2007-2008
   3  * Stelian Pop <stelian@popies.net>
   4  * Lead Tech Design <www.leadtechdesign.com>
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #include <common.h>
  10 #include <asm/arch/at91sam9rl.h>
  11 #include <asm/arch/at91_pmc.h>
  12 #include <asm/arch/gpio.h>
  13 #include <asm/io.h>
  14
  15 void coloured_LED_init(void)
  16 {
  17         struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
  18
  19         /* Enable clock */
  20         writel(ATMEL_ID_PIOD, &pmc->pcer);
  21
  22         at91_set_gpio_output(CONFIG_RED_LED, 1);
  23         at91_set_gpio_output(CONFIG_GREEN_LED, 1);
  24         at91_set_gpio_output(CONFIG_YELLOW_LED, 1);
  25
  26         at91_set_gpio_value(CONFIG_RED_LED, 0);
  27         at91_set_gpio_value(CONFIG_GREEN_LED, 1);
  28         at91_set_gpio_value(CONFIG_YELLOW_LED, 1);
  29 }