| /* |
| * Copyright (c) 2024 STMicroelectronics |
| * Copyright (c) 2025 Alexander Kozhinov <ak.alexander.kozhinov@gmail.com> |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #ifndef ZEPHYR_DRIVERS_RTC_RTC_LL_STM32_H_ |
| #define ZEPHYR_DRIVERS_RTC_RTC_LL_STM32_H_ |
| |
| /** |
| * ES0584 / ES0631 §2.5.2; ES0632 §2.6.2 (both Rev. 2) |
| * """ |
| * RTC interrupts cannot be reliably used for real-time |
| * control functions, since some occurrences of RTC |
| * interrupts may be missed. |
| * """ |
| * Since alarm IRQs are unreliable, don't allow RTC alarm |
| * to be used on STM32WB0 series. For this, we have to |
| * create a #define only valid when both the Kconfig is |
| * enabled, and we're on a supported series. This must |
| * be done because the RTC driver has to build properly |
| * on all targets regardless of which Kconfig options have |
| * been enabled. |
| */ |
| #if defined(CONFIG_RTC_ALARM) && !defined(CONFIG_SOC_SERIES_STM32WB0X) |
| #define STM32_RTC_ALARM_ENABLED 1 |
| |
| /* STM32 RTC alarms, A & B, LL masks are equal */ |
| #define RTC_STM32_ALRM_MASK_ALL LL_RTC_ALMA_MASK_ALL |
| #define RTC_STM32_ALRM_MASK_SECONDS LL_RTC_ALMA_MASK_SECONDS |
| #define RTC_STM32_ALRM_MASK_MINUTES LL_RTC_ALMA_MASK_MINUTES |
| #define RTC_STM32_ALRM_MASK_HOURS LL_RTC_ALMA_MASK_HOURS |
| #define RTC_STM32_ALRM_MASK_DATEWEEKDAY LL_RTC_ALMA_MASK_DATEWEEKDAY |
| |
| #define RTC_STM32_ALRM_DATEWEEKDAYSEL_WEEKDAY LL_RTC_ALMA_DATEWEEKDAYSEL_WEEKDAY |
| #define RTC_STM32_ALRM_DATEWEEKDAYSEL_DATE LL_RTC_ALMA_DATEWEEKDAYSEL_DATE |
| |
| #endif /* CONFIG_RTC_ALARM && !CONFIG_SOC_SERIES_STM32WB0X */ |
| |
| #endif /* ZEPHYR_DRIVERS_RTC_RTC_LL_STM32_H_ */ |
