1 /* 2 * (C) Copyright 2007-2008 3 * Stelian Pop <stelian.pop <at> 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 34 void red_LED_on(void) 35 { 36 at91_set_gpio_value(RED_LED, 1); 37 } 38 39 void red_LED_off(void) 40 { 41 at91_set_gpio_value(RED_LED, 0); 42 } 43 44 void green_LED_on(void) 45 { 46 at91_set_gpio_value(GREEN_LED, 0); 47 } 48 49 void green_LED_off(void) 50 { 51 at91_set_gpio_value(GREEN_LED, 1); 52 } 53 54 void 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 } 65