text: /****************************************************************************
   * boards/arm/kl/freedom-kl25z/src/kl_boardinitialize.c
   *
   *   Copyright (C) 2013 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 <debug.h>
  
  #include <nuttx/board.h>
  #include <arch/board/board.h>
  
  #include "up_arch.h"
  #include "freedom-kl25z.h"
  
  /****************************************************************************
   * Pre-processor Definitions
   ****************************************************************************/
  
  /****************************************************************************
   * Private Functions
   ****************************************************************************/
  
  /****************************************************************************
   * Public Functions
   ****************************************************************************/
  
  /****************************************************************************
   * Name: kl_boardinitialize
   *
   * Description:
   *   All K25Z architectures must provide the following entry point.
   *   This entry point is called early in the initialization -- after all
   *   memory has been configured and mapped but before any devices have been
   *   initialized.
   *
   ****************************************************************************/
  
  void kl_boardinitialize(void)
  {
    /* Configure SPI chip selects if 1) SPI is not disabled, and 2) the weak
     * function kl_spidev_initialize() has been brought into the link.
     */
  
  #if defined(CONFIG_KL_SPI0) || defined(CONFIG_KL_SPI1)
    if (kl_spidev_initialize)
      {
        kl_spidev_initialize();
      }
  #endif
  
    /* Initialize USB if the 1) USB device controller is in the configuration
     * and 2) disabled, and 3) the weak function kl_usbinitialize() has been
     * brought into the build. Presumably either CONFIG_USBHOST or
     * CONFIG_USBDEV is also selected.
     */
  
  #ifdef CONFIG_KL_USBOTG
    if (kl_usbinitialize)
      {
        kl_usbinitialize();
      }
  #endif
  
    /* Configure on-board LED if LED support has been selected. */
  
  #ifdef CONFIG_ARCH_LEDS
    kl_led_initialize();
  #endif
  }
  
  /****************************************************************************
   * Name: board_late_initialize
   *
   * Description:
   *   If CONFIG_BOARD_LATE_INITIALIZE is selected, then an additional
   *   initialization call will be performed in the boot-up sequence to a
   *   function called board_late_initialize().  board_late_initialize() will be
   *   called immediately after up_intitialize() is called and just before the
   *   initial application is started.  This additional initialization phase
   *   may be used, for example, to initialize board-specific device drivers.
   *
   ****************************************************************************/
  
  #ifdef CONFIG_BOARD_LATE_INITIALIZE
  void board_late_initialize(void)
  {
    /* Perform NSH initialization here instead of from the NSH.  This
     * alternative NSH initialization is necessary when NSH is ran in user-space
     * but the initialization function must run in kernel space.
     */
  
  #if defined(CONFIG_NSH_LIBRARY) && !defined(CONFIG_LIB_BOARDCTL)
    board_app_initialize(0);
  #endif
  }
  #endif
  