diff options
Diffstat (limited to 'os/hal/platforms/STM32F1xx')
| -rw-r--r-- | os/hal/platforms/STM32F1xx/hal_lld.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/os/hal/platforms/STM32F1xx/hal_lld.c b/os/hal/platforms/STM32F1xx/hal_lld.c index 0112d7eaa..f903106cb 100644 --- a/os/hal/platforms/STM32F1xx/hal_lld.c +++ b/os/hal/platforms/STM32F1xx/hal_lld.c @@ -46,8 +46,8 @@ */
static void hal_lld_backup_domain_init(void) {
- /* Backup domain access enabled during initialization.*/
- PWR->CR |= PWR_CR_DBP;
+ /* Backup domain access enabled and left open.*/
+ PWR->CR = PWR_CR_DBP;
/* If enabled then the LSE is started.*/
#if STM32_LSE_ENABLED
@@ -72,9 +72,6 @@ static void hal_lld_backup_domain_init(void) { RCC->BDCR |= RCC_BDCR_RTCEN;
}
#endif /* STM32_RTCSEL != STM32_RTCSEL_NOCLOCK */
-
- /* Backup domain access disabled for operations safety.*/
- PWR->CR &= ~PWR_CR_DBP;
}
/*===========================================================================*/
|