1 /**
2   ******************************************************************************
3   * @file    stm32f2xx_ll_pwr.c
4   * @author  MCD Application Team
5   * @brief   PWR LL module driver.
6   ******************************************************************************
7   * @attention
8   *
9   * Copyright (c) 2017 STMicroelectronics.
10   * All rights reserved.
11   *
12   * This software is licensed under terms that can be found in the LICENSE file
13   * in the root directory of this software component.
14   * If no LICENSE file comes with this software, it is provided AS-IS.
15   *
16   ******************************************************************************
17   */
18 
19 #if defined(USE_FULL_LL_DRIVER)
20 
21 /* Includes ------------------------------------------------------------------*/
22 #include "stm32f2xx_ll_pwr.h"
23 #include "stm32f2xx_ll_bus.h"
24 
25 /** @addtogroup STM32F2xx_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   */
LL_PWR_DeInit(void)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