lib/main/STM32G4/Drivers/STM32G4xx_HAL_Driver/Src/stm32g4xx_ll_pwr.c

   1 /**
   2   ******************************************************************************
   3   * @file    stm32g4xx_ll_pwr.c
   4   * @author  MCD Application Team
   5   * @brief   PWR LL module driver.
   6   ******************************************************************************
   7   * @attention
   8   *
   9   * <h2><center>&copy; Copyright (c) 2017 STMicroelectronics.
  10   * All rights reserved.</center></h2>
  11   *
  12   * This software component is licensed by ST under BSD 3-Clause license,
  13   * the "License"; You may not use this file except in compliance with the
  14   * License. You may obtain a copy of the License at:
  15   *                        opensource.org/licenses/BSD-3-Clause
  16   *
  17   ******************************************************************************
  18   */
  19 #if defined(USE_FULL_LL_DRIVER)
  20
  21 /* Includes ------------------------------------------------------------------*/
  22 #include "stm32g4xx_ll_pwr.h"
  23 #include "stm32g4xx_ll_bus.h"
  24
  25 /** @addtogroup STM32G4xx_LL_Driver
  26   * @{
  27   */
  28
  29 #if defined(PWR)
  30
  31 /** @defgroup PWR_LL PWR
  32   * @{
  33   */
  34
  35 /* Private types -------------------------------------------------------------*/
  36 /* Private variables ---------------------------------------------------------*/
  37 /* Private constants ---------------------------------------------------------*/
  38 /* Private macros ------------------------------------------------------------*/
  39 /* Private function prototypes -----------------------------------------------*/
  40
  41 /* Exported functions --------------------------------------------------------*/
  42 /** @addtogroup PWR_LL_Exported_Functions
  43   * @{
  44   */
  45
  46 /** @addtogroup PWR_LL_EF_Init
  47   * @{
  48   */
  49
  50 /**
  51   * @brief  De-initialize the PWR registers to their default reset values.
  52   * @retval An ErrorStatus enumeration value:
  53   *          - SUCCESS: PWR registers are de-initialized
  54   *          - ERROR: not applicable
  55   */
  56 ErrorStatus LL_PWR_DeInit(void)
  57 {
  58   /* Force reset of PWR clock */
  59   LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_PWR);
  60
  61   /* Release reset of PWR clock */
  62   LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_PWR);
  63
  64   return SUCCESS;
  65 }
  66
  67 /**
  68   * @}
  69   */
  70
  71 /**
  72   * @}
  73   */
  74
  75 /**
  76   * @}
  77   */
  78 #endif /* defined(PWR) */
  79 /**
  80   * @}
  81   */
  82
  83 #endif /* USE_FULL_LL_DRIVER */
  84
  85 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/