stm32l4xx_ll_pwr.c 3.5 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32l4xx_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</center></h2>
  10. *
  11. * Redistribution and use in source and binary forms, with or without modification,
  12. * are permitted provided that the following conditions are met:
  13. * 1. Redistributions of source code must retain the above copyright notice,
  14. * this list of conditions and the following disclaimer.
  15. * 2. Redistributions in binary form must reproduce the above copyright notice,
  16. * this list of conditions and the following disclaimer in the documentation
  17. * and/or other materials provided with the distribution.
  18. * 3. Neither the name of STMicroelectronics nor the names of its contributors
  19. * may be used to endorse or promote products derived from this software
  20. * without specific prior written permission.
  21. *
  22. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  23. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  25. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  26. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  28. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  29. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  30. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32. *
  33. ******************************************************************************
  34. */
  35. #if defined(USE_FULL_LL_DRIVER)
  36. /* Includes ------------------------------------------------------------------*/
  37. #include "stm32l4xx_ll_pwr.h"
  38. #include "stm32l4xx_ll_bus.h"
  39. /** @addtogroup STM32L4xx_LL_Driver
  40. * @{
  41. */
  42. #if defined(PWR)
  43. /** @defgroup PWR_LL PWR
  44. * @{
  45. */
  46. /* Private types -------------------------------------------------------------*/
  47. /* Private variables ---------------------------------------------------------*/
  48. /* Private constants ---------------------------------------------------------*/
  49. /* Private macros ------------------------------------------------------------*/
  50. /* Private function prototypes -----------------------------------------------*/
  51. /* Exported functions --------------------------------------------------------*/
  52. /** @addtogroup PWR_LL_Exported_Functions
  53. * @{
  54. */
  55. /** @addtogroup PWR_LL_EF_Init
  56. * @{
  57. */
  58. /**
  59. * @brief De-initialize the PWR registers to their default reset values.
  60. * @retval An ErrorStatus enumeration value:
  61. * - SUCCESS: PWR registers are de-initialized
  62. * - ERROR: not applicable
  63. */
  64. ErrorStatus LL_PWR_DeInit(void)
  65. {
  66. /* Force reset of PWR clock */
  67. LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_PWR);
  68. /* Release reset of PWR clock */
  69. LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_PWR);
  70. return SUCCESS;
  71. }
  72. /**
  73. * @}
  74. */
  75. /**
  76. * @}
  77. */
  78. /**
  79. * @}
  80. */
  81. #endif /* defined(PWR) */
  82. /**
  83. * @}
  84. */
  85. #endif /* USE_FULL_LL_DRIVER */
  86. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/