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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / 161b1fe745394f34c4aa506edc964089785919f6 / . / board / atmel / at91sam9263ek / led.c
blob: e317d998311f267e2ae252c070af57509b83eb35 [file] [log] [blame]
Stelian Pop8e429b32008-05-08 18:52:23 +0200[diff] [blame]1/*
2 * (C) Copyright 2007-2008
Stelian Popc9e798d2011-11-01 00:00:39 +0100[diff] [blame]3 * Stelian Pop <stelian@popies.net>
Stelian Pop8e429b32008-05-08 18:52:23 +0200[diff] [blame]4 * Lead Tech Design <www.leadtechdesign.com>
5 *
Wolfgang Denk1a459662013-07-08 09:37:19 +0200[diff] [blame]6 * SPDX-License-Identifier: GPL-2.0+
Stelian Pop8e429b32008-05-08 18:52:23 +0200[diff] [blame]7 */
8
9#include <common.h>
Xu, Hongcd46b0f2011-06-10 21:31:26 +0000[diff] [blame]10#include <asm/io.h>
Stelian Pop8e429b32008-05-08 18:52:23 +0200[diff] [blame]11#include <asm/arch/gpio.h>
Xu, Hongcd46b0f2011-06-10 21:31:26 +0000[diff] [blame]12#include <asm/arch/at91_pmc.h>
13#include <asm/arch/at91sam9263.h>
Stelian Pop8e429b32008-05-08 18:52:23 +0200[diff] [blame]14
Stelian Pop8e429b32008-05-08 18:52:23 +0200[diff] [blame]15void coloured_LED_init(void)
16{
17 /* Enable clock */
Xu, Hongcd46b0f2011-06-10 21:31:26 +0000[diff] [blame]18 at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
Stelian Pop8e429b32008-05-08 18:52:23 +0200[diff] [blame]19
Xu, Hongcd46b0f2011-06-10 21:31:26 +0000[diff] [blame]20 writel(1 << ATMEL_ID_PIOB | 1 << ATMEL_ID_PIOCDE,
Jens Scharsig1b34f002010-02-03 22:47:18 +0100[diff] [blame]21 &pmc->pcer);
Stelian Pop8e429b32008-05-08 18:52:23 +0200[diff] [blame]22
Xu, Hongcd46b0f2011-06-10 21:31:26 +0000[diff] [blame]23 at91_set_gpio_output(CONFIG_RED_LED, 1);
24 at91_set_gpio_output(CONFIG_GREEN_LED, 1);
25 at91_set_gpio_output(CONFIG_YELLOW_LED, 1);
Jens Scharsig1b34f002010-02-03 22:47:18 +0100[diff] [blame]26
Xu, Hongcd46b0f2011-06-10 21:31:26 +0000[diff] [blame]27 at91_set_gpio_value(CONFIG_RED_LED, 0);
28 at91_set_gpio_value(CONFIG_GREEN_LED, 1);
29 at91_set_gpio_value(CONFIG_YELLOW_LED, 1);
Stelian Pop8e429b32008-05-08 18:52:23 +0200[diff] [blame]30}