text: /****************************************************************************
   * boards/arm/cxd56xx/common/src/cxd56_bh1745nuc_scu.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 <stdio.h>
  #include <debug.h>
  #include <errno.h>
  
  #include <nuttx/board.h>
  
  #include <nuttx/sensors/bh1745nuc.h>
  #include <arch/chip/scu.h>
  
  #include "cxd56_i2c.h"
  
  /****************************************************************************
   * Public Functions
   ****************************************************************************/
  
  #ifdef CONFIG_SENSORS_BH1745NUC_SCU
  int board_bh1745nuc_initialize(FAR const char *devpath, int bus)
  {
    int ret;
    FAR struct i2c_master_s *i2c;
  
    sninfo("Initializing BH1745NUC...\n");
  
    /* Initialize i2c device */
  
    i2c = cxd56_i2cbus_initialize(bus);
    if (!i2c)
      {
        snerr("ERROR: Failed to initialize i2c%d.\n", bus);
        return -ENODEV;
      }
  
    ret = bh1745nuc_init(i2c, bus);
    if (ret < 0)
      {
        snerr("Error initialize BH1745NUC.\n");
        return ret;
      }
  
    /* Register devices for each FIFOs at I2C bus */
  
    ret = bh1745nuc_register(devpath, 0, i2c, bus);
    if (ret < 0)
      {
        snerr("Error registering BH1745NUC.\n");
        return ret;
      }
  
    return ret;
  }
  #endif /* CONFIG_SENSORS_BH1745NUC_SCU */
  