Removed Reset Reason from being cleared. Removed -Os from SPI Transmit and Receive function.

Signed-off-by: nilesh-dryad <[email protected]>

Author: nilesh-dryad

Src/stm32u5xx_hal_rcc.c

@@ -501,7 +501,7 @@ HAL_StatusTypeDef HAL_RCC_DeInit(void)
   WRITE_REG(RCC->CICR, 0xFFFFFFFFU);
 
   /* Reset all CSR flags */
-  SET_BIT(RCC->CSR, RCC_CSR_RMVF);
+  //SET_BIT(RCC->CSR, RCC_CSR_RMVF);
 
   /* Update the SystemCoreClock global variable */
   SystemCoreClock = MSI_VALUE;

Src/stm32u5xx_hal_spi.c

@@ -1254,7 +1254,7 @@ HAL_StatusTypeDef HAL_SPI_Receive(SPI_HandleTypeDef *hspi, uint8_t *pData, uint1
   * @param  Timeout: Timeout duration
   * @retval HAL status
   */
-HAL_StatusTypeDef HAL_SPI_TransmitReceive(SPI_HandleTypeDef *hspi, const uint8_t *pTxData, uint8_t *pRxData,
+HAL_StatusTypeDef __attribute__((optimize("O0"))) HAL_SPI_TransmitReceive(SPI_HandleTypeDef *hspi, const uint8_t *pTxData, uint8_t *pRxData,
                                           uint16_t Size, uint32_t Timeout)
 {
   HAL_StatusTypeDef errorcode = HAL_OK;