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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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13
firmware/targets/f4/Src/main.c
View File

@@ -72,11 +72,12 @@ void SystemClock_Config(void)
__HAL_RCC_LSEDRIVE_CONFIG(RCC_LSEDRIVE_MEDIUMLOW);
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_HSE
|RCC_OSCILLATORTYPE_LSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.LSEState = RCC_LSE_ON;
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_HSE
| RCC_OSCILLATORTYPE_LSI1 | RCC_OSCILLATORTYPE_LSE;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.LSIState = RCC_LSI_ON;
RCC_OscInitStruct.LSEState = RCC_LSE_ON;
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
@@ -126,9 +127,11 @@ void SystemClock_Config(void)
Error_Handler();
}
// Enable CSS for both clocks
// CSS for HSE
HAL_RCC_EnableCSS();
// CSS for LSE
HAL_RCCEx_EnableLSECSS();
HAL_RCCEx_EnableLSECSS_IT();
}
void Error_Handler(void) {

15
firmware/targets/f4/Src/stm32wbxx_it.c
View File

@@ -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 */

3
firmware/targets/f4/api-hal/api-hal-power.c
View File

@@ -15,8 +15,7 @@
volatile uint32_t api_hal_power_insomnia = 1;
void HAL_RCC_CSSCallback(void) {
LL_RCC_ForceBackupDomainReset();
LL_RCC_ReleaseBackupDomainReset();
// TODO: notify user about issue with HSE
NVIC_SystemReset();
}

13
firmware/targets/f5/Src/main.c
View File

@@ -73,11 +73,12 @@ void SystemClock_Config(void)
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
LL_RCC_HSE_SetCapacitorTuning(0x18);
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_HSE
|RCC_OSCILLATORTYPE_LSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.LSEState = RCC_LSE_ON;
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_HSE
| RCC_OSCILLATORTYPE_LSI1 | RCC_OSCILLATORTYPE_LSE;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.LSIState = RCC_LSI_ON;
RCC_OscInitStruct.LSEState = RCC_LSE_ON;
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
@@ -127,9 +128,11 @@ void SystemClock_Config(void)
Error_Handler();
}
// Enable CSS for both clocks
// CSS for HSE
HAL_RCC_EnableCSS();
// CSS for LSE
HAL_RCCEx_EnableLSECSS();
HAL_RCCEx_EnableLSECSS_IT();
}
void Error_Handler(void) {

15
firmware/targets/f5/Src/stm32wbxx_it.c
View File

@@ -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 */

3
firmware/targets/f5/api-hal/api-hal-power.c
View File

@@ -15,8 +15,7 @@
volatile uint32_t api_hal_power_insomnia = 1;
void HAL_RCC_CSSCallback(void) {
LL_RCC_ForceBackupDomainReset();
LL_RCC_ReleaseBackupDomainReset();
// TODO: notify user about issue with HSE
NVIC_SystemReset();
}