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authorPeter Pearse <peter.pearse@arm.com>2008-02-15 12:59:15 +0000
committerPeter Pearse <peter.pearse@arm.com>2008-02-15 12:59:15 +0000
commitae92069abecc278d7b8de88ffa62de0c2c0ed2bf (patch)
tree2509461053fa9e58c6d2b4750727f07b646965d8 /board/atmel/at91cap9adk/led.c
parente42d2b0479ff5fd9f041e8dfa52105d521fa9264 (diff)
parent9604b6e53ddae4fe00a488cbcd6b0e6cb344bccc (diff)
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Merge branch '080116_at91cap9' of git://linux-arm.org/u-boot-armdev
Diffstat (limited to 'board/atmel/at91cap9adk/led.c')
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diff --git a/board/atmel/at91cap9adk/led.c b/board/atmel/at91cap9adk/led.c
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+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian.pop <at> 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/AT91CAP9.h>
+
+#define RED_LED AT91C_PIO_PC29 /* this is the power led */
+#define GREEN_LED AT91C_PIO_PA10 /* this is the user1 led */
+#define YELLOW_LED AT91C_PIO_PA11 /* this is the user1 led */
+
+void red_LED_on(void)
+{
+ AT91C_BASE_PIOC->PIO_SODR = RED_LED;
+}
+
+void red_LED_off(void)
+{
+ AT91C_BASE_PIOC->PIO_CODR = RED_LED;
+}
+
+void green_LED_on(void)
+{
+ AT91C_BASE_PIOA->PIO_CODR = GREEN_LED;
+}
+
+void green_LED_off(void)
+{
+ AT91C_BASE_PIOA->PIO_SODR = GREEN_LED;
+}
+
+void yellow_LED_on(void)
+{
+ AT91C_BASE_PIOA->PIO_CODR = YELLOW_LED;
+}
+
+void yellow_LED_off(void)
+{
+ AT91C_BASE_PIOA->PIO_SODR = YELLOW_LED;
+}
+
+void coloured_LED_init(void)
+{
+ /* Enable clock */
+ AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_PIOABCD;
+
+ /* Disable peripherals on LEDs */
+ AT91C_BASE_PIOA->PIO_PER = GREEN_LED | YELLOW_LED;
+ /* Enable pins as outputs */
+ AT91C_BASE_PIOA->PIO_OER = GREEN_LED | YELLOW_LED;
+ /* Turn all LEDs OFF */
+ AT91C_BASE_PIOA->PIO_SODR = GREEN_LED | YELLOW_LED;
+
+ /* Disable peripherals on LEDs */
+ AT91C_BASE_PIOC->PIO_PER = RED_LED;
+ /* Enable pins as outputs */
+ AT91C_BASE_PIOC->PIO_OER = RED_LED;
+ /* Turn all LEDs OFF */
+ AT91C_BASE_PIOC->PIO_CODR = RED_LED;
+}