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Diffstat (limited to 'board/atmel/at91sam9rlek/led.c')
-rw-r--r--board/atmel/at91sam9rlek/led.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/board/atmel/at91sam9rlek/led.c b/board/atmel/at91sam9rlek/led.c
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index 0000000000..8a7d8e0bf7
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+++ b/board/atmel/at91sam9rlek/led.c
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+/*
+ * (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/arch/at91sam9rl.h>
+#include <asm/arch/at91_pmc.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/io.h>
+
+#define RED_LED AT91_PIN_PD14 /* this is the power led */
+#define GREEN_LED AT91_PIN_PD15 /* this is the user1 led */
+#define YELLOW_LED AT91_PIN_PD16 /* this is the user2 led */
+
+void red_LED_on(void)
+{
+ at91_set_gpio_value(RED_LED, 1);
+}
+
+void red_LED_off(void)
+{
+ at91_set_gpio_value(RED_LED, 0);
+}
+
+void green_LED_on(void)
+{
+ at91_set_gpio_value(GREEN_LED, 0);
+}
+
+void green_LED_off(void)
+{
+ at91_set_gpio_value(GREEN_LED, 1);
+}
+
+void yellow_LED_on(void)
+{
+ at91_set_gpio_value(YELLOW_LED, 0);
+}
+
+void yellow_LED_off(void)
+{
+ at91_set_gpio_value(YELLOW_LED, 1);
+}
+
+void coloured_LED_init(void)
+{
+ /* Enable clock */
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_PIOD);
+
+ at91_set_gpio_output(RED_LED, 1);
+ at91_set_gpio_output(GREEN_LED, 1);
+ at91_set_gpio_output(YELLOW_LED, 1);
+
+ at91_set_gpio_value(RED_LED, 0);
+ at91_set_gpio_value(GREEN_LED, 1);
+ at91_set_gpio_value(YELLOW_LED, 1);
+}