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| author | Tobias Badertscher <python@baerospace.ch> | 2016-03-22 16:56:28 +0100 |
|---|---|---|
| committer | Damien George <damien.p.george@gmail.com> | 2016-04-17 12:08:07 +0100 |
| commit | 432465b16798c1f28552e87896252c05207db62d (patch) | |
| tree | a3202dee60bb96ea7635764e785ec8d7eacb450e | |
| parent | aed1da913b2112c9b1bee6cbe03f5dd9b35334c8 (diff) | |
| download | micropython-432465b16798c1f28552e87896252c05207db62d.tar.gz micropython-432465b16798c1f28552e87896252c05207db62d.zip | |
stmhal: L4: Modify rtc.c to support L4 MCU.
| -rw-r--r-- | stmhal/rtc.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/stmhal/rtc.c b/stmhal/rtc.c index bb16e48d7a..9045a76bd2 100644 --- a/stmhal/rtc.c +++ b/stmhal/rtc.c @@ -190,7 +190,11 @@ void rtc_init_finalise() { // fresh reset; configure RTC Calendar RTC_CalendarConfig(); + #if defined(MCU_SERIES_L4) + if(__HAL_RCC_GET_FLAG(RCC_FLAG_BORRST) != RESET) { + #else if(__HAL_RCC_GET_FLAG(RCC_FLAG_PORRST) != RESET) { + #endif // power on reset occurred rtc_info |= 0x10000; } @@ -223,7 +227,7 @@ STATIC HAL_StatusTypeDef PYB_RCC_OscConfig(RCC_OscInitTypeDef *RCC_OscInitStruc HAL_PWR_EnableBkUpAccess(); uint32_t tickstart = HAL_GetTick(); - #if defined(MCU_SERIES_F7) + #if defined(MCU_SERIES_F7) || defined(MCU_SERIES_L4) //__HAL_RCC_PWR_CLK_ENABLE(); // Enable write access to Backup domain //PWR->CR1 |= PWR_CR1_DBP; @@ -293,7 +297,10 @@ STATIC HAL_StatusTypeDef PYB_RTC_Init(RTC_HandleTypeDef *hrtc) { // Exit Initialization mode hrtc->Instance->ISR &= (uint32_t)~RTC_ISR_INIT; - #if defined(MCU_SERIES_F7) + #if defined(MCU_SERIES_L4) + hrtc->Instance->OR &= (uint32_t)~RTC_OR_ALARMOUTTYPE; + hrtc->Instance->OR |= (uint32_t)(hrtc->Init.OutPutType); + #elif defined(MCU_SERIES_F7) hrtc->Instance->OR &= (uint32_t)~RTC_OR_ALARMTYPE; hrtc->Instance->OR |= (uint32_t)(hrtc->Init.OutPutType); #else @@ -619,12 +626,21 @@ mp_obj_t pyb_rtc_wakeup(mp_uint_t n_args, const mp_obj_t *args) { RTC->WPR = 0xff; // enable external interrupts on line 22 + #if defined(MCU_SERIES_L4) + EXTI->IMR1 |= 1 << 22; + EXTI->RTSR1 |= 1 << 22; + #else EXTI->IMR |= 1 << 22; EXTI->RTSR |= 1 << 22; + #endif // clear interrupt flags RTC->ISR &= ~(1 << 10); + #if defined(MCU_SERIES_L4) + EXTI->PR1 = 1 << 22; + #else EXTI->PR = 1 << 22; + #endif HAL_NVIC_SetPriority(RTC_WKUP_IRQn, IRQ_PRI_RTC_WKUP, IRQ_SUBPRI_RTC_WKUP); HAL_NVIC_EnableIRQ(RTC_WKUP_IRQn); @@ -638,7 +654,11 @@ mp_obj_t pyb_rtc_wakeup(mp_uint_t n_args, const mp_obj_t *args) { RTC->WPR = 0xff; // disable external interrupts on line 22 + #if defined(MCU_SERIES_L4) + EXTI->IMR1 &= ~(1 << 22); + #else EXTI->IMR &= ~(1 << 22); + #endif } return mp_const_none; |