132 lines
4.5 KiB
C
132 lines
4.5 KiB
C
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/****************************************************************************
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* configs/stm3240g_eval/src/up_leds.c
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* arch/arm/src/board/up_leds.c
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*
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* Copyright (C) 2011 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <debug.h>
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#include <arch/board/board.h>
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#include "chip.h"
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#include "up_arch.h"
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#include "up_internal.h"
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#include "stm32_internal.h"
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#include "stm32f4discovery-internal.h"
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#ifndef CONFIG_ARCH_LEDS
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/****************************************************************************
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* Definitions
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****************************************************************************/
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/* Enables debug output from this file (needs CONFIG_DEBUG with
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* CONFIG_DEBUG_VERBOSE too)
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*/
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#undef LED_DEBUG /* Define to enable debug */
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#ifdef LED_DEBUG
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# define leddbg lldbg
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# define ledvdbg llvdbg
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#else
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# define leddbg(x...)
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# define ledvdbg(x...)
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#endif
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/* This array maps an LED number to GPIO pin configuration */
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static uint32_t g_ledcfg[BOARD_NLEDS] =
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{
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GPIO_LED1, GPIO_LED2, GPIO_LED3, GPIO_LED4
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};
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: stm32_ledinit
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****************************************************************************/
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void stm32_ledinit(void)
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{
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/* Configure LED1-4 GPIOs for output */
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stm32_configgpio(GPIO_LED1);
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stm32_configgpio(GPIO_LED2);
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stm32_configgpio(GPIO_LED3);
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stm32_configgpio(GPIO_LED4);
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}
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/****************************************************************************
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* Name: stm32_setled
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****************************************************************************/
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void stm32_setled(int led, bool ledon)
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{
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if ((unsigned)led < BOARD_NLEDS)
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{
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stm32_gpiowrite(g_ledcfg[led], ledon);
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}
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}
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/****************************************************************************
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* Name: stm32_setleds
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****************************************************************************/
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void stm32_setleds(uint8_t ledset)
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{
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stm32_gpiowrite(BOARD_LED1, (ledset & BOARD_LED1_BIT) == 0);
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stm32_gpiowrite(BOARD_LED2, (ledset & BOARD_LED2_BIT) == 0);
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stm32_gpiowrite(BOARD_LED3, (ledset & BOARD_LED3_BIT) == 0);
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stm32_gpiowrite(BOARD_LED4, (ledset & BOARD_LED4_BIT) == 0);
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}
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#endif /* !CONFIG_ARCH_LEDS */
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