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Gregory Nutt 2015-02-13 10:05:10 -06:00
parent 3724a5e98e
commit 5fb51bf962
1 changed files with 96 additions and 0 deletions
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arch/arm/src/efm32/efm32_rtc.h Normal file
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/*****************************************************************************
* arch/arm/src/efm32/efm32_rtc.h
*
* Copyright (C) 2015 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.
*
****************************************************************************/
#ifndef __ARCH_ARM_SRC_EFM32_EFM32_RTC_H
#define __ARCH_ARM_SRC_EFM32_EFM32_RTC_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
/****************************************************************************
* Public Types
****************************************************************************/
/* The form of an alarm callback */
typedef void (*alarmcb_t)(void);
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/************************************************************************************
* Name: efm32_rtc_setalarm
*
* Description:
* Set up an alarm.
*
* Input Parameters:
* tp - the time to set the alarm
* callback - the function to call when the alarm expires.
*
* Returned Value:
* Zero (OK) on success; a negated errno on failure
*
************************************************************************************/
#ifdef CONFIG_RTC_ALARM
struct timespec;
int efm32_rtc_setalarm(FAR const struct timespec *tp, alarmcb_t callback);
#endif
/************************************************************************************
* Name: efm32_rtc_cancelalarm
*
* Description:
* Cancel a pending alarm alarm
*
* Input Parameters:
* none
*
* Returned Value:
* Zero (OK) on success; a negated errno on failure
*
************************************************************************************/
#ifdef CONFIG_RTC_ALARM
int efm32_rtc_cancelalarm(void);
#endif
#endif /* __ARCH_ARM_SRC_EFM32_EFM32_RTC_H */