diff options
| -rw-r--r-- | os/hal/platforms/STM32F1xx/hal_lld.c | 6 | ||||
| -rw-r--r-- | readme.txt | 2 |
2 files changed, 5 insertions, 3 deletions
diff --git a/os/hal/platforms/STM32F1xx/hal_lld.c b/os/hal/platforms/STM32F1xx/hal_lld.c index 3d3c6caaa..f1e343e2a 100644 --- a/os/hal/platforms/STM32F1xx/hal_lld.c +++ b/os/hal/platforms/STM32F1xx/hal_lld.c @@ -51,6 +51,7 @@ static void hal_lld_backup_domain_init(void) { /* Backup domain access enabled and left open.*/
PWR->CR |= PWR_CR_DBP;
+#if HAL_USE_RTC
/* Reset BKP domain if different clock source selected.*/
if ((RCC->BDCR & STM32_RTCSEL_MASK) != STM32_RTCSEL){
/* Backup domain reset.*/
@@ -63,7 +64,7 @@ static void hal_lld_backup_domain_init(void) { RCC->BDCR |= RCC_BDCR_LSEON;
while ((RCC->BDCR & RCC_BDCR_LSERDY) == 0)
; /* Waits until LSE is stable. */
-#endif
+#endif /* STM32_LSE_ENABLED */
#if STM32_RTCSEL != STM32_RTCSEL_NOCLOCK
/* If the backup domain hasn't been initialized yet then proceed with
@@ -76,11 +77,10 @@ static void hal_lld_backup_domain_init(void) { RCC->BDCR |= RCC_BDCR_RTCEN;
/* Prescaler value loaded in registers.*/
-#if HAL_USE_RTC
rtc_lld_set_prescaler();
-#endif /* HAL_USE_RTC */
}
#endif /* STM32_RTCSEL != STM32_RTCSEL_NOCLOCK */
+#endif /* HAL_USE_RTC */
}
/*===========================================================================*/
diff --git a/readme.txt b/readme.txt index b47c67298..6e0dfd700 100644 --- a/readme.txt +++ b/readme.txt @@ -82,6 +82,8 @@ *****************************************************************************
*** 2.5.1 ***
+- FIX: Unneded RTC initialization when HAL_USE_RTC disabled (bug 3594620)
+ (backported to 2.4.3).
- FIX: Compilation issue with HAL_USE_RTC disabled (bug 3594083) (backported
to 2.4.3).
- FIX: Wasting of BKP registers in RTCv1 driver (bug 3594005) (backported
|