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[FL-635] Enable LSE CSS (#371)

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* LSE CSS: explicitly configure and start LSE + LSI1 and enable LSECSS at boot, enable LSECSS interrupt in firmware.
* F4: backport LSE CSS shenanigans.
* Split LSE/HSE CSS handling routines, add TODO for missing notification.
This commit is contained in:
あく
2021-03-08 18:55:51 +03:00
committed by GitHub
parent 73e5379520
commit 9df4d8e2ed
8 changed files with 48 additions and 38 deletions
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15
firmware/targets/f5/Src/stm32wbxx_it.c
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@@ -188,12 +188,12 @@ void SysTick_Handler(void)
*/
void TAMP_STAMP_LSECSS_IRQHandler(void)
{
/* USER CODE BEGIN TAMP_STAMP_LSECSS_IRQn 0 */
HAL_RCC_CSSCallback();
/* USER CODE END TAMP_STAMP_LSECSS_IRQn 0 */
/* USER CODE BEGIN TAMP_STAMP_LSECSS_IRQn 1 */
/* USER CODE END TAMP_STAMP_LSECSS_IRQn 1 */
if (!LL_RCC_LSE_IsReady()) {
// TODO: notify user about issue with LSE
LL_RCC_ForceBackupDomainReset();
LL_RCC_ReleaseBackupDomainReset();
NVIC_SystemReset();
}
}
/**
@@ -202,9 +202,6 @@ void TAMP_STAMP_LSECSS_IRQHandler(void)
void RCC_IRQHandler(void)
{
/* USER CODE BEGIN RCC_IRQn 0 */
if (!LL_RCC_LSE_IsReady()) {
HAL_RCC_CSSCallback();
}
/* USER CODE END RCC_IRQn 0 */
/* USER CODE BEGIN RCC_IRQn 1 */