mirror of
https://github.com/Ai-Thinker-Open/Ai-Thinker-Open_RTL8710BX_ALIOS_SDK.git
synced 2025-03-19 19:22:55 +00:00
75 lines
2.3 KiB
C
75 lines
2.3 KiB
C
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/*
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* Copyright (C) 2015-2017 Alibaba Group Holding Limited
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*/
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#ifndef HAL_RTC_H
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#define HAL_RTC_H
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#define HAL_RTC_FORMAT_DEC 1
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#define HAL_RTC_FORMAT_BCD 2
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typedef struct {
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uint8_t format; /* time formart DEC or BCD */
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} rtc_config_t;
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typedef struct {
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uint8_t port; /* rtc port */
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rtc_config_t config; /* rtc config */
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void *priv; /* priv data */
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} rtc_dev_t;
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/*
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* RTC time
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*/
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typedef struct {
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uint8_t sec; /* DEC format:value range from 0 to 59, BCD format:value range from 0x00 to 0x59 */
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uint8_t min; /* DEC format:value range from 0 to 59, BCD format:value range from 0x00 to 0x59 */
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uint8_t hr; /* DEC format:value range from 0 to 23, BCD format:value range from 0x00 to 0x23 */
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uint8_t weekday; /* DEC format:value range from 1 to 7, BCD format:value range from 0x01 to 0x07 */
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uint8_t date; /* DEC format:value range from 1 to 31, BCD format:value range from 0x01 to 0x31 */
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uint8_t month; /* DEC format:value range from 1 to 12, BCD format:value range from 0x01 to 0x12 */
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uint8_t year; /* DEC format:value range from 0 to 99, BCD format:value range from 0x00 to 0x99 */
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} rtc_time_t;
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/**
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* This function will initialize the on board CPU real time clock
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*
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*
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* @param[in] rtc rtc device
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*
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* @return 0 : on success, EIO : if an error occurred with any step
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*/
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int32_t hal_rtc_init(rtc_dev_t *rtc);
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/**
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* This function will return the value of time read from the on board CPU real time clock.
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*
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* @param[in] rtc rtc device
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* @param[out] time pointer to a time structure
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*
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* @return 0 : on success, EIO : if an error occurred with any step
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*/
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int32_t hal_rtc_get_time(rtc_dev_t *rtc, rtc_time_t *time);
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/**
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* This function will set MCU RTC time to a new value.
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*
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* @param[in] rtc rtc device
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* @param[out] time pointer to a time structure
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*
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* @return 0 : on success, EIO : if an error occurred with any step
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*/
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int32_t hal_rtc_set_time(rtc_dev_t *rtc, const rtc_time_t *time);
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/**
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* De-initialises an RTC interface, Turns off an RTC hardware interface
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*
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* @param[in] RTC the interface which should be de-initialised
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*
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* @return 0 : on success, EIO : if an error occurred with any step
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*/
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int32_t hal_rtc_finalize(rtc_dev_t *rtc);
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#endif /* HAL_RTC_H */
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