source: SVN/rincon/u-boot/board/atmel/at91sam9260ek/led.c @ 55

Last change on this file since 55 was 55, checked in by Tim Harvey, 22 months ago

rincon: added latest u-boot source

restored form server backup

Signed-off-by: Tim Harvey <tharvey@…>

File size: 1.6 KB
Line 
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
25#include <common.h>
26#include <asm/arch/at91sam9260.h>
27#include <asm/arch/at91_pmc.h>
28#include <asm/arch/gpio.h>
29#include <asm/arch/io.h>
30
31#define RED_LED         AT91_PIN_PA9    /* this is the power led */
32#define GREEN_LED       AT91_PIN_PA6    /* this is the user led */
33
34void red_LED_on(void)
35{
36        at91_set_gpio_value(RED_LED, 1);
37}
38
39void red_LED_off(void)
40{
41        at91_set_gpio_value(RED_LED, 0);
42}
43
44void green_LED_on(void)
45{
46        at91_set_gpio_value(GREEN_LED, 0);
47}
48
49void green_LED_off(void)
50{
51        at91_set_gpio_value(GREEN_LED, 1);
52}
53
54void coloured_LED_init(void)
55{
56        /* Enable clock */
57        at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOA);
58
59        at91_set_gpio_output(RED_LED, 1);
60        at91_set_gpio_output(GREEN_LED, 1);
61
62        at91_set_gpio_value(RED_LED, 0);
63        at91_set_gpio_value(GREEN_LED, 1);
64}
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