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/* mbed Microcontroller Library
* Copyright (c) 2006-2013 ARM Limited
*
* Licensed 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.
*/
#include "rtc_api.h"
#if DEVICE_RTC
#include "pinmap.h"
#include "fsl_rtc_hal.h"
#include "fsl_clock_manager.h"
#include "PeripheralPins.h"
void rtc_init(void) {
SIM_HAL_EnableRtcClock(SIM_BASE, 0U);
RTC_HAL_Init(RTC_BASE);
RTC_HAL_Enable(RTC_BASE);
RTC_HAL_EnableCounter(RTC_BASE, true);
}
void rtc_free(void) {
// [TODO]
}
/*
* Little check routine to see if the RTC has been enabled
* 0 = Disabled, 1 = Enabled
*/
int rtc_isenabled(void) {
SIM_HAL_EnableRtcClock(SIM_BASE, 0U);
return (int)RTC_HAL_IsCounterEnabled(RTC_BASE);
}
time_t rtc_read(void) {
return (time_t)RTC_HAL_GetSecsReg(RTC_BASE);
}
void rtc_write(time_t t) {
if (t == 0) {
t = 1;
}
RTC_HAL_EnableCounter(RTC_BASE, false);
RTC_HAL_SetSecsReg(RTC_BASE, t);
RTC_HAL_EnableCounter(RTC_BASE, true);
}
#endif
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