led.c 1.3 KB

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  1. /*
  2. * (C) Copyright 2007-2008
  3. * Stelian Pop <stelian.pop@leadtechdesign.com>
  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. #include <common.h>
  25. #include <asm/arch/at91sam9260.h>
  26. #include <asm/arch/at91_pmc.h>
  27. #include <asm/arch/gpio.h>
  28. #include <asm/arch/io.h>
  29. void coloured_LED_init(void)
  30. {
  31. /* Enable clock */
  32. at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOA);
  33. at91_set_gpio_output(CONFIG_RED_LED, 1);
  34. at91_set_gpio_output(CONFIG_GREEN_LED, 1);
  35. at91_set_gpio_value(CONFIG_RED_LED, 0);
  36. at91_set_gpio_value(CONFIG_GREEN_LED, 1);
  37. }