STM32F439xx HAL User Manual
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00001 /** 00002 ****************************************************************************** 00003 * @file stm32f4xx_ll_pwr.c 00004 * @author MCD Application Team 00005 * @brief PWR LL module driver. 00006 ****************************************************************************** 00007 * @attention 00008 * 00009 * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> 00010 * 00011 * Redistribution and use in source and binary forms, with or without modification, 00012 * are permitted provided that the following conditions are met: 00013 * 1. Redistributions of source code must retain the above copyright notice, 00014 * this list of conditions and the following disclaimer. 00015 * 2. Redistributions in binary form must reproduce the above copyright notice, 00016 * this list of conditions and the following disclaimer in the documentation 00017 * and/or other materials provided with the distribution. 00018 * 3. Neither the name of STMicroelectronics nor the names of its contributors 00019 * may be used to endorse or promote products derived from this software 00020 * without specific prior written permission. 00021 * 00022 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00023 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00024 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00025 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 00026 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00027 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00028 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00029 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00030 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00031 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00032 * 00033 ****************************************************************************** 00034 */ 00035 #if defined(USE_FULL_LL_DRIVER) 00036 00037 /* Includes ------------------------------------------------------------------*/ 00038 #include "stm32f4xx_ll_pwr.h" 00039 #include "stm32f4xx_ll_bus.h" 00040 00041 /** @addtogroup STM32F4xx_LL_Driver 00042 * @{ 00043 */ 00044 00045 #if defined(PWR) 00046 00047 /** @defgroup PWR_LL PWR 00048 * @{ 00049 */ 00050 00051 /* Private types -------------------------------------------------------------*/ 00052 /* Private variables ---------------------------------------------------------*/ 00053 /* Private constants ---------------------------------------------------------*/ 00054 /* Private macros ------------------------------------------------------------*/ 00055 /* Private function prototypes -----------------------------------------------*/ 00056 00057 /* Exported functions --------------------------------------------------------*/ 00058 /** @addtogroup PWR_LL_Exported_Functions 00059 * @{ 00060 */ 00061 00062 /** @addtogroup PWR_LL_EF_Init 00063 * @{ 00064 */ 00065 00066 /** 00067 * @brief De-initialize the PWR registers to their default reset values. 00068 * @retval An ErrorStatus enumeration value: 00069 * - SUCCESS: PWR registers are de-initialized 00070 * - ERROR: not applicable 00071 */ 00072 ErrorStatus LL_PWR_DeInit(void) 00073 { 00074 /* Force reset of PWR clock */ 00075 LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_PWR); 00076 00077 /* Release reset of PWR clock */ 00078 LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_PWR); 00079 00080 return SUCCESS; 00081 } 00082 00083 /** 00084 * @} 00085 */ 00086 00087 /** 00088 * @} 00089 */ 00090 00091 /** 00092 * @} 00093 */ 00094 #endif /* defined(PWR) */ 00095 /** 00096 * @} 00097 */ 00098 00099 #endif /* USE_FULL_LL_DRIVER */ 00100 00101 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/