text: /****************************************************************************
   * arch/arm/src/s32k1xx/s32k1xx_rtc.h
   *
   *   Copyright (C) 2018 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
   ****************************************************************************/
  
  #ifndef __ARCH_ARM_SRC_s32k1xx_s32k1xx_rtc_H
  #define __ARCH_ARM_SRC_s32k1xx_s32k1xx_rtc_H
  
  #include <nuttx/config.h>
  
  #include "chip.h"
  
  #ifdef CONFIG_S32K1XX_RTC
  
  /****************************************************************************
   * Preprocessor Definitions
   ****************************************************************************/
  
  #  ifdef CONFIG_RTC_DATETIME
  #    error CONFIG_RTC_DATETIME should not be selected with this driver
  #  endif
  
  #  ifdef CONFIG_RTC_PERIODIC
  #    error CONFIG_RTC_PERIODIC should not be selected with this driver
  #  endif
  
  /****************************************************************************
   * Public Function Prototypes
   ****************************************************************************/
  
  #ifndef __ASSEMBLY__
  
  #undef EXTERN
  #if defined(__cplusplus)
  #define EXTERN extern "C"
  extern "C"
  {
  #else
  #define EXTERN extern
  #endif
  
  /****************************************************************************
   * Name: up_rtc_initialize
   *
   * Description:
   *   Initialize the rtc per the selected configuration.
   * Input Parameters:
   *   None
   *
   * Returned Value:
   *   Zero (OK) on success; a negated errno on failure
   *
   ****************************************************************************/
  
  int up_rtc_initialize(void);
  
  /****************************************************************************
   * Name: s32k1xx_rtc_havesettime
   *
   * Description:
   *   Check if the rtc time has been set
   *
   * Input Parameters:
   *   None
   *
   * Returned Value:
   *   Returns true if RTC date-time have been previously set.
   *
   ****************************************************************************/
  
  bool s32k1xx_rtc_havesettime(void);
  
  #undef EXTERN
  #if defined(__cplusplus)
  }
  #endif
  #endif /* __ASSEMBLY__ */
  #endif /* CONFIG_S32K1XX_RTC */
  #endif /* __ARCH_ARM_SRC_s32k1xx_s32k1xx_rtc_H */
  