text: /****************************************************************************
   * boards/arm/stm32/stm3240g-eval/src/stm32_userleds.c
   *
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.  The
   * ASF licenses this file to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance with the
   * License.  You may obtain a copy of the License at
   *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
   * License for the specific language governing permissions and limitations
   * under the License.
   *
   ****************************************************************************/
  
  /****************************************************************************
   * Included Files
   ****************************************************************************/
  
  #include <nuttx/config.h>
  
  #include <stdint.h>
  #include <stdbool.h>
  #include <debug.h>
  
  #include <arch/board/board.h>
  
  #include "chip.h"
  #include "arm_internal.h"
  #include "stm32.h"
  #include "stm3240g-eval.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
   ****************************************************************************/
  
  uint32_t 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);
    return BOARD_NLEDS;
  }
  
  /****************************************************************************
   * Name: board_userled
   ****************************************************************************/
  
  void board_userled(int led, bool ledon)
  {
    if ((unsigned)led < BOARD_NLEDS)
      {
        stm32_gpiowrite(g_ledcfg[led], ledon);
      }
  }
  
  /****************************************************************************
   * Name: board_userled_all
   ****************************************************************************/
  
  void board_userled_all(uint32_t ledset)
  {
    stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
    stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
    stm32_gpiowrite(GPIO_LED3, (ledset & BOARD_LED3_BIT) == 0);
    stm32_gpiowrite(GPIO_LED4, (ledset & BOARD_LED4_BIT) == 0);
  }
  
  #endif /* !CONFIG_ARCH_LEDS */
  