From d99a8ff66d8ae87e5c87590ed2e4ead629540607 Mon Sep 17 00:00:00 2001 From: Stelian Pop Date: Thu, 8 May 2008 20:52:22 +0200 Subject: AT91SAM9261EK support This patch adds support for the AT91SAM9261 chip and the AT91SAM9261EK board. Signed-off-by: Stelian Pop Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- board/atmel/at91sam9261ek/led.c | 78 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 board/atmel/at91sam9261ek/led.c (limited to 'board/atmel/at91sam9261ek/led.c') diff --git a/board/atmel/at91sam9261ek/led.c b/board/atmel/at91sam9261ek/led.c new file mode 100644 index 0000000..eb2bb23 --- /dev/null +++ b/board/atmel/at91sam9261ek/led.c @@ -0,0 +1,78 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop + * Lead Tech Design + * + * 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 +#include +#include +#include +#include + +#define RED_LED AT91_PIN_PA23 /* this is the power led */ +#define GREEN_LED AT91_PIN_PA13 /* this is the user1 led */ +#define YELLOW_LED AT91_PIN_PA14 /* 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 << AT91SAM9261_ID_PIOA); + + 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); +} -- cgit v1.1