nuttx/boards/arm/sam34/sam4s-xplained-pro/src/sam_userleds.c

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/****************************************************************************
* boards/arm/sam34/sam4s-xplained-pro/src/sam_userleds.c
*
* Copyright (C) 2014-2015 Gregory Nutt. All rights reserved.
* Authors: Gregory Nutt <gnutt@nuttx.org>
* Bob Doiron
*
* 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 <nuttx/config.h>
#include <stdint.h>
#include <stdbool.h>
#include <debug.h>
#include <arch/board/board.h>
#include "chip.h"
#include "sam_gpio.h"
#include "sam4s-xplained-pro.h"
#ifndef CONFIG_ARCH_LEDS
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: board_userled_initialize
****************************************************************************/
uint32_t board_userled_initialize(void)
{
/* Configure D301 GPIO for output */
sam_configgpio(GPIO_D301);
return BOARD_NLEDS;
}
/****************************************************************************
* Name: board_userled
****************************************************************************/
void board_userled(int led, bool ledon)
{
if (led == BOARD_D301)
{
sam_gpiowrite(GPIO_D301, ledon ? LED_D301_ON : LED_D301_OFF);
}
}
/****************************************************************************
* Name: board_userled_all
****************************************************************************/
void board_userled_all(uint32_t ledset)
{
sam_gpiowrite(GPIO_D301,
(ledset & BOARD_D301_BIT) ? LED_D301_ON : LED_D301_OFF);
}
#endif /* !CONFIG_ARCH_LEDS */