/*
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* Copyright (c) 2019-2023 Beijing Hanwei Innovation Technology Ltd. Co. and
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* its subsidiaries and affiliates (collectly called MKSEMI).
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into an MKSEMI
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* integrated circuit in a product or a software update for such product,
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* must reproduce the above copyright notice, this list of conditions and
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* the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of MKSEMI nor the names of its contributors may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* MKSEMI integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be
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* reverse engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY MKSEMI "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL MKSEMI OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef MK_RTC_H_
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#define MK_RTC_H_
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#include "mk_common.h"
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/**
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* @addtogroup MK8000_RTC
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* @{
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*/
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#ifndef RTC_FREE_COUNTER_EN
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#define RTC_FREE_COUNTER_EN (0)
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#endif
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#if RTC_FREE_COUNTER_EN
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/* RTC device instance */
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enum RTC_DEV_T
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{
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RTC_ID0 = 0,
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RTC_MAX_NUM
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};
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struct RTC_HANDLE_T
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{
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RTC_TypeDef *const base;
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const IRQn_Type alarm_irq;
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drv_callback_t alarm_callback;
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uint32_t rtc_open_flag;
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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int rtc_open(enum RTC_DEV_T id);
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int rtc_close(enum RTC_DEV_T id);
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uint32_t rtc_get(enum RTC_DEV_T id);
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int rtc_set_alarm(enum RTC_DEV_T id, uint32_t target, drv_callback_t callback);
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void rtc_clear_alarm(enum RTC_DEV_T id);
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void RTC_ALARM_IRQHandler(void);
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#ifdef __cplusplus
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}
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#endif
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#else
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/* RTC device instance */
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enum RTC_DEV_T
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{
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RTC_ID0 = 0,
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RTC_MAX_NUM
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};
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struct RTC_TIME_T
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{
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uint16_t year; /*!< Range from 1970 to 2099.*/
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uint8_t month; /*!< Range from 1 to 12.*/
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uint8_t day; /*!< Range from 1 to 31 (depending on month).*/
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uint8_t hour; /*!< Range from 0 to 23.*/
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uint8_t minute; /*!< Range from 0 to 59.*/
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uint8_t second; /*!< Range from 0 to 59.*/
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uint8_t reserved;
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};
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struct RTC_HANDLE_T
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{
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RTC_TypeDef *const base;
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const IRQn_Type tick_irq;
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const IRQn_Type alarm_irq;
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drv_callback_t tick_callback;
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drv_callback_t alarm_callback;
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uint16_t tick_int_en;
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uint16_t rtc_open_flag;
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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int rtc_open(enum RTC_DEV_T id, drv_callback_t callback);
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int rtc_close(enum RTC_DEV_T id);
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int rtc_set(enum RTC_DEV_T id, struct RTC_TIME_T *time);
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int rtc_get(enum RTC_DEV_T id, struct RTC_TIME_T *time);
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int rtc_set_alarm(enum RTC_DEV_T id, struct RTC_TIME_T *time, drv_callback_t callback);
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void rtc_clear_alarm(enum RTC_DEV_T id);
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void RTC_TICK_IRQHandler(void);
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void RTC_ALARM_IRQHandler(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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/* CLK 32K measurement time */
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enum CLK32K_MEAS_TIME_T
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{
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CLK32K_MEAS_TIME_8_CYCLES = 0,
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CLK32K_MEAS_TIME_16_CYCLES,
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CLK32K_MEAS_TIME_32_CYCLES, // ~1ms
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CLK32K_MEAS_TIME_64_CYCLES,
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CLK32K_MEAS_TIME_128_CYCLES,
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CLK32K_MEAS_TIME_256_CYCLES,
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CLK32K_MEAS_TIME_512_CYCLES,
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CLK32K_MEAS_TIME_1024_CYCLES,
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};
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void clk32k_ppm_calibrate(enum CLK32K_MEAS_TIME_T time);
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void CLK32K_CAL_IRQHandler(void);
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/**
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* @}
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*/
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#endif /* MK_RTC_H_ */
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