diff --git a/bsp/stm32/stm32l4r9-st-eval/board/board.c b/bsp/stm32/stm32l4r9-st-eval/board/board.c
index 1139e5a915bcc38b7d9fe3e5a2b34860cc6b5561..af69f12729d0f1952b653436a09db469ba8940b1 100644
--- a/bsp/stm32/stm32l4r9-st-eval/board/board.c
+++ b/bsp/stm32/stm32l4r9-st-eval/board/board.c
@@ -12,56 +12,56 @@
 
 void SystemClock_Config(void)
 {
-	RCC_OscInitTypeDef RCC_OscInitStruct = {0};
-	RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
-	RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
+    RCC_OscInitTypeDef RCC_OscInitStruct = {0};
+    RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
+    RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
 
-	/**Configure the main internal regulator output voltage 
-	 */
-	if (HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1_BOOST) != HAL_OK)
-	{
-		Error_Handler();
-	}
-	/**Initializes the CPU, AHB and APB busses clocks 
-	 */
-	RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
-	RCC_OscInitStruct.HSEState = RCC_HSE_ON;
-	RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
-	RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
-	RCC_OscInitStruct.PLL.PLLM = 2;
-	RCC_OscInitStruct.PLL.PLLN = 30;
-	RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
-	RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2;
-	RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2;
-	if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
-	{
-		Error_Handler();
-	}
-	/**Initializes the CPU, AHB and APB busses clocks 
-	 */
-	RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
-	RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
-	RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
-	RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
-	RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
+    /**Configure the main internal regulator output voltage 
+    */
+    if (HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1_BOOST) != HAL_OK)
+    {
+        Error_Handler();
+    }
+    /**Initializes the CPU, AHB and APB busses clocks 
+    */
+    RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
+    RCC_OscInitStruct.HSEState = RCC_HSE_ON;
+    RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+    RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
+    RCC_OscInitStruct.PLL.PLLM = 2;
+    RCC_OscInitStruct.PLL.PLLN = 30;
+    RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
+    RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2;
+    RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2;
+    if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
+    {
+        Error_Handler();
+    }
+    /**Initializes the CPU, AHB and APB busses clocks 
+    */
+    RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
+    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
+    RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
+    RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
+    RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
 
-	if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
-	{
-		Error_Handler();
-	}
-	PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART3|RCC_PERIPHCLK_DSI|RCC_PERIPHCLK_LTDC;
-	PeriphClkInit.Usart3ClockSelection = RCC_USART3CLKSOURCE_PCLK1;
-	PeriphClkInit.DsiClockSelection = RCC_DSICLKSOURCE_DSIPHY;
-	PeriphClkInit.LtdcClockSelection = RCC_LTDCCLKSOURCE_PLLSAI2_DIV2;
-	PeriphClkInit.PLLSAI2.PLLSAI2Source = RCC_PLLSOURCE_HSE;
-	PeriphClkInit.PLLSAI2.PLLSAI2M = 2;
-	PeriphClkInit.PLLSAI2.PLLSAI2N = 8;
-	PeriphClkInit.PLLSAI2.PLLSAI2P = RCC_PLLP_DIV2;
-	PeriphClkInit.PLLSAI2.PLLSAI2R = RCC_PLLR_DIV2;
-	PeriphClkInit.PLLSAI2.PLLSAI2Q = RCC_PLLQ_DIV2;
-	PeriphClkInit.PLLSAI2.PLLSAI2ClockOut = RCC_PLLSAI2_LTDCCLK;
-	if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
-	{
-		Error_Handler();
-	}	
+    if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
+    {
+        Error_Handler();
+    }
+    PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART3|RCC_PERIPHCLK_DSI|RCC_PERIPHCLK_LTDC;
+    PeriphClkInit.Usart3ClockSelection = RCC_USART3CLKSOURCE_PCLK1;
+    PeriphClkInit.DsiClockSelection = RCC_DSICLKSOURCE_DSIPHY;
+    PeriphClkInit.LtdcClockSelection = RCC_LTDCCLKSOURCE_PLLSAI2_DIV2;
+    PeriphClkInit.PLLSAI2.PLLSAI2Source = RCC_PLLSOURCE_HSE;
+    PeriphClkInit.PLLSAI2.PLLSAI2M = 2;
+    PeriphClkInit.PLLSAI2.PLLSAI2N = 8;
+    PeriphClkInit.PLLSAI2.PLLSAI2P = RCC_PLLP_DIV2;
+    PeriphClkInit.PLLSAI2.PLLSAI2R = RCC_PLLR_DIV2;
+    PeriphClkInit.PLLSAI2.PLLSAI2Q = RCC_PLLQ_DIV2;
+    PeriphClkInit.PLLSAI2.PLLSAI2ClockOut = RCC_PLLSAI2_LTDCCLK;
+    if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
+    {
+        Error_Handler();
+    }	
 }