boards/arm/stm32/stm32f411-minimum/src/stm32_bringup.c

/****************************************************************************
 * boards/arm/stm32/stm32f411-minimum/src/stm32_bringup.c
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * 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 <debug.h>

#include <nuttx/fs/fs.h>

#include "stm32.h"

#ifdef CONFIG_USERLED
#  include <nuttx/leds/userled.h>
#endif

#ifdef CONFIG_INPUT_BUTTONS
#  include <nuttx/input/buttons.h>
#endif

#ifdef CONFIG_STM32_OTGFS
#  include "stm32_usbhost.h"
#endif

#include "stm32f411-minimum.h"

/****************************************************************************
 * Pre-processor Definitions
 ****************************************************************************/

/* Checking needed by W25 Flash */

#define HAVE_W25      1

/* Can't support the W25 device if it SPI1 or W25 support is not enabled */

#if !defined(CONFIG_STM32_SPI1) || !defined(CONFIG_MTD_W25)
#  undef HAVE_W25
#endif

/* Can't support W25 features if mountpoints are disabled */

#ifdef CONFIG_DISABLE_MOUNTPOINT
#  undef HAVE_W25
#endif

/* Default W25 minor number */

#if defined(HAVE_W25) && !defined(CONFIG_NSH_W25MINOR)
#  define CONFIG_NSH_W25MINOR 0
#endif

/****************************************************************************
 * Public Functions
 ****************************************************************************/

/****************************************************************************
 * Name: stm32_bringup
 *
 * Description:
 *   Perform architecture-specific initialization
 *
 *   CONFIG_BOARD_LATE_INITIALIZE=y :
 *     Called from board_late_initialize().
 *
 *   CONFIG_BOARD_LATE_INITIALIZE=n && CONFIG_BOARDCTL=y :
 *     Called from the NSH library
 *
 ****************************************************************************/

int stm32_bringup(void)
{
  int ret = OK;

#ifdef CONFIG_USERLED
  /* Register the LED driver */

  ret = userled_lower_initialize("/dev/userleds");
  if (ret < 0)
    {
      syslog(LOG_ERR, "ERROR: userled_lower_initialize() failed: %d\n", ret);
    }
#endif

#ifdef CONFIG_INPUT_BUTTONS
  /* Register the BUTTON driver */

  ret = btn_lower_initialize("/dev/buttons");
  if (ret < 0)
    {
      syslog(LOG_ERR, "ERROR: btn_lower_initialize() failed: %d\n", ret);
    }
#endif

#ifdef CONFIG_PWM
  /* Initialize PWM and register the PWM device. */

  ret = stm32_pwm_setup();
  if (ret < 0)
    {
      syslog(LOG_ERR, "ERROR: stm32_pwm_setup() failed: %d\n", ret);
    }
#endif

#ifdef CONFIG_RGBLED
  /* Configure and initialize the RGB LED. */

  ret = stm32_rgbled_setup();
  if (ret < 0)
    {
      syslog(LOG_ERR, "ERROR: stm32_rgbled_setup() failed: %d\n", ret);
    }
#endif

#ifdef CONFIG_STM32F411MINIMUM_GPIO
  ret = stm32_gpio_initialize();
  if (ret != OK)
    {
      gerr("ERROR: Failed to initialize gpio: %d\n", ret);
    }
#endif

#ifdef CONFIG_ADC_HX711
  ret = stm32_hx711_initialize();
  if (ret != OK)
    {
      aerr("ERROR: Failed to initialize hx711: %d\n", ret);
    }
#endif

#if defined(CONFIG_STM32_OTGFS) && defined(CONFIG_USBHOST)
  /* Initialize USB host operation.  stm32_usbhost_initialize() starts a
   * thread will monitor for USB connection and disconnection events.
   */

  ret = stm32_usbhost_initialize();
  if (ret != OK)
    {
      uerr("ERROR: Failed to initialize USB host: %d\n", ret);
      return ret;
    }
#endif

#ifdef HAVE_W25
  /* Initialize and register the W25 FLASH file system. */

  ret = stm32_w25initialize(CONFIG_NSH_W25MINOR);
  if (ret < 0)
    {
      syslog(LOG_ERR, "ERROR: Failed to initialize W25 minor %d: %d\n",
             CONFIG_NSH_W25MINOR, ret);
      return ret;
    }
#endif

#ifdef CONFIG_FS_PROCFS
  /* Mount the procfs file system */

  ret = nx_mount(NULL, STM32_PROCFS_MOUNTPOINT, "procfs", 0, NULL);
  if (ret < 0)
    {
      ferr("ERROR: Failed to mount procfs at %s: %d\n",
           STM32_PROCFS_MOUNTPOINT, ret);
    }
#endif

  return ret;
}