50 lines
1.8 KiB
C
50 lines
1.8 KiB
C
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/*
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* Copyright (c) 2024 STMicroelectronics
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_DRIVERS_RTC_RTC_LL_STM32_H_
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#define ZEPHYR_DRIVERS_RTC_RTC_LL_STM32_H_
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#ifdef CONFIG_RTC_ALARM
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/* STM32 RTC alarms, A & B, LL masks are equal */
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#define RTC_STM32_ALRM_MASK_ALL LL_RTC_ALMA_MASK_ALL
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#define RTC_STM32_ALRM_MASK_SECONDS LL_RTC_ALMA_MASK_SECONDS
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#define RTC_STM32_ALRM_MASK_MINUTES LL_RTC_ALMA_MASK_MINUTES
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#define RTC_STM32_ALRM_MASK_HOURS LL_RTC_ALMA_MASK_HOURS
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#define RTC_STM32_ALRM_MASK_DATEWEEKDAY LL_RTC_ALMA_MASK_DATEWEEKDAY
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#define RTC_STM32_ALRM_DATEWEEKDAYSEL_WEEKDAY LL_RTC_ALMA_DATEWEEKDAYSEL_WEEKDAY
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#define RTC_STM32_ALRM_DATEWEEKDAYSEL_DATE LL_RTC_ALMA_DATEWEEKDAYSEL_DATE
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static inline void ll_func_exti_enable_rtc_alarm_it(uint32_t exti_line)
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{
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#if defined(CONFIG_SOC_SERIES_STM32H7X) && defined(CONFIG_CPU_CORTEX_M4)
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LL_C2_EXTI_EnableIT_0_31(exti_line);
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LL_EXTI_EnableRisingTrig_0_31(exti_line);
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#elif defined(CONFIG_SOC_SERIES_STM32U5X) || defined(CONFIG_SOC_SERIES_STM32WBAX)
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/* in STM32U5 & STM32WBAX series, RTC Alarm event is not routed to EXTI */
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#else
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LL_EXTI_EnableIT_0_31(exti_line);
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LL_EXTI_EnableRisingTrig_0_31(exti_line);
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#endif /* CONFIG_SOC_SERIES_STM32H7X and CONFIG_CPU_CORTEX_M4 */
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}
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static inline void ll_func_exti_clear_rtc_alarm_flag(uint32_t exti_line)
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{
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#if defined(CONFIG_SOC_SERIES_STM32H7X) && defined(CONFIG_CPU_CORTEX_M4)
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LL_C2_EXTI_ClearFlag_0_31(exti_line);
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#elif defined(CONFIG_SOC_SERIES_STM32U5X) || defined(CONFIG_SOC_SERIES_STM32WBAX)
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/* in STM32U5 & STM32WBAX series, RTC Alarm event is not routed to EXTI */
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#elif DT_HAS_COMPAT_STATUS_OKAY(st_stm32g0_exti)
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LL_EXTI_ClearRisingFlag_0_31(exti_line);
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#else
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LL_EXTI_ClearFlag_0_31(exti_line);
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#endif /* CONFIG_SOC_SERIES_STM32H7X and CONFIG_CPU_CORTEX_M4 */
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}
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#endif /* CONFIG_RTC_ALARM */
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#endif /* ZEPHYR_DRIVERS_RTC_RTC_LL_STM32_H_ */
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