/**************************************************************************** * boards/arm/sam34/sam4s-xplained/src/sam_userleds.c * * Copyright (C) 2013, 2015 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3. Neither the name NuttX nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************/ /**************************************************************************** * Included Files ****************************************************************************/ #include #include #include #include #include #include "chip.h" #include "sam_gpio.h" #include "sam4s-xplained.h" #ifndef CONFIG_ARCH_LEDS /**************************************************************************** * Public Functions ****************************************************************************/ /**************************************************************************** * Name: board_userled_initialize ****************************************************************************/ uint32_t board_userled_initialize(void) { /* Configure D9-2 GPIOs for output */ sam_configgpio(GPIO_D9); sam_configgpio(GPIO_D10); return BOARD_NLEDS; } /**************************************************************************** * Name: board_userled ****************************************************************************/ void board_userled(int led, bool ledon) { uint32_t ledcfg; if (led == BOARD_D9) { ledcfg = GPIO_D9; } else if (led == BOARD_D10) { ledcfg = GPIO_D10; } else { return; } sam_gpiowrite(ledcfg, ledon); } /**************************************************************************** * Name: board_userled_all ****************************************************************************/ void board_userled_all(uint32_t ledset) { bool ledon; ledon = ((ledset & BOARD_D9_BIT) != 0); sam_gpiowrite(GPIO_D9, ledon); ledon = ((ledset & BOARD_D10_BIT) != 0); sam_gpiowrite(GPIO_D10, ledon); } #endif /* !CONFIG_ARCH_LEDS */