nuttx/configs/spark/src/stm32_userleds.c

136 lines
4.6 KiB
C

/****************************************************************************
* configs/spark/src/stm32_userleds.c
*
* Copyright (C) 2011, 2013, 2015 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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 <nuttx/power/pm.h>
#include "chip.h"
#include "up_arch.h"
#include "up_internal.h"
#include "stm32.h"
#include "spark.h"
#ifndef CONFIG_ARCH_LEDS
/****************************************************************************
* Private Data
****************************************************************************/
/* This array maps an LED number to GPIO pin configuration */
static uint32_t g_ledcfg[BOARD_NLEDS] =
{
GPIO_LED1, GPIO_LED2, GPIO_LED3, GPIO_LED4
};
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: board_userled_initialize
****************************************************************************/
void board_userled_initialize(void)
{
/* Configure LED1-4 GPIOs for output */
stm32_configgpio(GPIO_LED1);
stm32_configgpio(GPIO_LED2);
stm32_configgpio(GPIO_LED3);
stm32_configgpio(GPIO_LED4);
}
/****************************************************************************
* Name: board_userled
****************************************************************************/
void board_userled(int led, bool ledon)
{
if ((unsigned)led < BOARD_NLEDS)
{
bool active_low = (LED_ACTIVE_LOW & (1 << ledon)) != 0;
stm32_gpiowrite(g_ledcfg[led], active_low ? !ledon : ledon);
}
}
/****************************************************************************
* Name: board_userled_all
* Description:
* This function will be called to set the state of the Leds on the board
*
* Paramaters:
* ledset: is a bit set of 1s for the LEDs to effect
* led_states_set: a bit set of 1 for on 0 for off
* N.B. The led_states_set terms are in true logic, the led polarity is
* dealt herein
*
****************************************************************************/
void board_userled_all(uint8_t ledset, uint8_t led_states_set)
{
led_states_set ^= LED_ACTIVE_LOW;
if ((ledset & BOARD_USR_LED_BIT) == 0)
{
stm32_gpiowrite(GPIO_LED1, (led_states_set & BOARD_USR_LED_BIT) == 0);
}
if ((ledset & BOARD_RED_LED_BIT) == 0)
{
stm32_gpiowrite(GPIO_LED2, (led_states_set & BOARD_RED_LED_BIT) == 0);
}
if ((ledset & BOARD_BLUE_LED_BIT) == 0)
{
stm32_gpiowrite(GPIO_LED3, (led_states_set & BOARD_BLUE_LED_BIT) == 0);
}
if ((ledset & BOARD_GREEN_LED_BIT) == 0)
{
stm32_gpiowrite(GPIO_LED4, (led_states_set & BOARD_GREEN_LED_BIT) == 0);
}
}
#endif /* !CONFIG_ARCH_LEDS */