1 files changed, 86 insertions, 0 deletions
diff --git a/bsps/arm/stm32h7/hal/stm32h7xx_ll_crs.c b/bsps/arm/stm32h7/hal/stm32h7xx_ll_crs.c
new file mode 100644
index 0000000000..48dd6f8735
--- /dev/null
+++ b/bsps/arm/stm32h7/hal/stm32h7xx_ll_crs.c
@@ -0,0 +1,86 @@
+/**
+  ******************************************************************************
+  * @file    stm32h7xx_ll_crs.h
+  * @author  MCD Application Team
+  * @brief   CRS LL module driver.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under BSD 3-Clause license,
+  * the "License"; You may not use this file except in compliance with the
+  * License. You may obtain a copy of the License at:
+  *                        opensource.org/licenses/BSD-3-Clause
+  *
+  ******************************************************************************
+  */
+#if defined(USE_FULL_LL_DRIVER)
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32h7xx_ll_crs.h"
+#include "stm32h7xx_ll_bus.h"
+
+/** @addtogroup STM32H7xx_LL_Driver
+  * @{
+  */
+
+#if defined(CRS)
+
+/** @defgroup CRS_LL CRS
+  * @{
+  */
+
+/* Private types -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+/* Private constants ---------------------------------------------------------*/
+/* Private macros ------------------------------------------------------------*/
+/* Private function prototypes -----------------------------------------------*/
+
+/* Exported functions --------------------------------------------------------*/
+/** @addtogroup CRS_LL_Exported_Functions
+  * @{
+  */
+
+/** @addtogroup CRS_LL_EF_Init
+  * @{
+  */
+
+/**
+  * @brief  De-Initializes CRS peripheral registers to their default reset values.
+  * @retval An ErrorStatus enumeration value:
+  *          - SUCCESS: CRS registers are de-initialized
+  *          - ERROR: not applicable
+  */
+ErrorStatus LL_CRS_DeInit(void)
+{
+  LL_APB1_GRP2_ForceReset(LL_APB1_GRP2_PERIPH_CRS);
+  LL_APB1_GRP2_ReleaseReset(LL_APB1_GRP2_PERIPH_CRS);
+
+  return  SUCCESS;
+}
+
+
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+#endif /* defined(CRS) */
+
+/**
+  * @}
+  */
+  
+#endif /* USE_FULL_LL_DRIVER */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/