diff options
Diffstat (limited to 'bsps/arm/stm32h7/hal/stm32h7xx_ll_crc.c')
-rw-r--r-- | bsps/arm/stm32h7/hal/stm32h7xx_ll_crc.c | 226 |
1 files changed, 111 insertions, 115 deletions
diff --git a/bsps/arm/stm32h7/hal/stm32h7xx_ll_crc.c b/bsps/arm/stm32h7/hal/stm32h7xx_ll_crc.c index 7d57cee99c..d12690ca9f 100644 --- a/bsps/arm/stm32h7/hal/stm32h7xx_ll_crc.c +++ b/bsps/arm/stm32h7/hal/stm32h7xx_ll_crc.c @@ -1,115 +1,111 @@ -/**
- ******************************************************************************
- * @file stm32h7xx_ll_crc.c
- * @author MCD Application Team
- * @brief CRC LL module driver.
- ******************************************************************************
- * @attention
- *
- * <h2><center>© Copyright (c) 2017 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) || defined(__rtems__)
-
-/* Includes ------------------------------------------------------------------*/
-#include "stm32h7xx_ll_crc.h"
-#include "stm32h7xx_ll_bus.h"
-
-#ifdef USE_FULL_ASSERT
-#include "stm32_assert.h"
-#else
-#define assert_param(expr) ((void)0U)
-#endif
-
-/** @addtogroup STM32H7xx_LL_Driver
- * @{
- */
-
-#if defined (CRC)
-
-/** @addtogroup CRC_LL
- * @{
- */
-
-/* Private types -------------------------------------------------------------*/
-/* Private variables ---------------------------------------------------------*/
-/* Private constants ---------------------------------------------------------*/
-/* Private macros ------------------------------------------------------------*/
-/* Private function prototypes -----------------------------------------------*/
-
-/* Exported functions --------------------------------------------------------*/
-/** @addtogroup CRC_LL_Exported_Functions
- * @{
- */
-
-/** @addtogroup CRC_LL_EF_Init
- * @{
- */
-
-/**
- * @brief De-initialize CRC registers (Registers restored to their default values).
- * @param CRCx CRC Instance
- * @retval An ErrorStatus enumeration value:
- * - SUCCESS: CRC registers are de-initialized
- * - ERROR: CRC registers are not de-initialized
- */
-ErrorStatus LL_CRC_DeInit(CRC_TypeDef *CRCx)
-{
- ErrorStatus status = SUCCESS;
-
- /* Check the parameters */
- assert_param(IS_CRC_ALL_INSTANCE(CRCx));
-
- if (CRCx == CRC)
- {
-#if defined(LL_AHB4_GRP1_PERIPH_CRC)
- /* Force CRC reset */
- LL_AHB4_GRP1_ForceReset(LL_AHB4_GRP1_PERIPH_CRC);
-
- /* Release CRC reset */
- LL_AHB4_GRP1_ReleaseReset(LL_AHB4_GRP1_PERIPH_CRC);
-#else
- /* Force CRC reset */
- LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_CRC);
-
- /* Release CRC reset */
- LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_CRC);
-#endif/*LL_AHB4_GRP1_PERIPH_CRC)*/
- }
- else
- {
- status = ERROR;
- }
-
- return (status);
-}
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-#endif /* defined (CRC) */
-
-/**
- * @}
- */
-
-#endif /* USE_FULL_LL_DRIVER */
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
-
+/** + ****************************************************************************** + * @file stm32h7xx_ll_crc.c + * @author MCD Application Team + * @brief CRC LL module driver. + ****************************************************************************** + * @attention + * + * Copyright (c) 2017 STMicroelectronics. + * All rights reserved. + * + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) || defined(__rtems__) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32h7xx_ll_crc.h" +#include "stm32h7xx_ll_bus.h" + +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif /* USE_FULL_ASSERT */ + +/** @addtogroup STM32H7xx_LL_Driver + * @{ + */ + +#if defined (CRC) + +/** @addtogroup CRC_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup CRC_LL_Exported_Functions + * @{ + */ + +/** @addtogroup CRC_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize CRC registers (Registers restored to their default values). + * @param CRCx CRC Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: CRC registers are de-initialized + * - ERROR: CRC registers are not de-initialized + */ +ErrorStatus LL_CRC_DeInit(CRC_TypeDef *CRCx) +{ + ErrorStatus status = SUCCESS; + + /* Check the parameters */ + assert_param(IS_CRC_ALL_INSTANCE(CRCx)); + + if (CRCx == CRC) + { +#if defined(LL_AHB4_GRP1_PERIPH_CRC) + /* Force CRC reset */ + LL_AHB4_GRP1_ForceReset(LL_AHB4_GRP1_PERIPH_CRC); + + /* Release CRC reset */ + LL_AHB4_GRP1_ReleaseReset(LL_AHB4_GRP1_PERIPH_CRC); +#else + /* Force CRC reset */ + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_CRC); + + /* Release CRC reset */ + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_CRC); +#endif /*LL_AHB4_GRP1_PERIPH_CRC)*/ + } + else + { + status = ERROR; + } + + return (status); +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined (CRC) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ |