121 lines
3.5 KiB
C
121 lines
3.5 KiB
C
/**
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******************************************************************************
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* File Name : SDIO.c
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* Description : This file provides code for the configuration
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* of the SDIO instances.
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2019 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under Ultimate Liberty license
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* SLA0044, the "License"; You may not use this file except in compliance with
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* the License. You may obtain a copy of the License at:
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* www.st.com/SLA0044
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "sdio.h"
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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SD_HandleTypeDef hsd;
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/* SDIO init function */
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void MX_SDIO_SD_Init(void)
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{
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hsd.Instance = SDIO;
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hsd.Init.ClockEdge = SDIO_CLOCK_EDGE_RISING;
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hsd.Init.ClockBypass = SDIO_CLOCK_BYPASS_DISABLE;
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hsd.Init.ClockPowerSave = SDIO_CLOCK_POWER_SAVE_DISABLE;
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hsd.Init.BusWide = SDIO_BUS_WIDE_1B;
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hsd.Init.HardwareFlowControl = SDIO_HARDWARE_FLOW_CONTROL_DISABLE;
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hsd.Init.ClockDiv = 0;
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}
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void HAL_SD_MspInit(SD_HandleTypeDef* sdHandle)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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if(sdHandle->Instance==SDIO)
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{
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/* USER CODE BEGIN SDIO_MspInit 0 */
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/* USER CODE END SDIO_MspInit 0 */
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/* SDIO clock enable */
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__HAL_RCC_SDIO_CLK_ENABLE();
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__HAL_RCC_GPIOC_CLK_ENABLE();
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__HAL_RCC_GPIOD_CLK_ENABLE();
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/**SDIO GPIO Configuration
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PC8 ------> SDIO_D0
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PC9 ------> SDIO_D1
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PC10 ------> SDIO_D2
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PC11 ------> SDIO_D3
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PC12 ------> SDIO_CK
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PD2 ------> SDIO_CMD
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11
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|GPIO_PIN_12;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF12_SDIO;
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HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_2;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF12_SDIO;
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HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
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/* USER CODE BEGIN SDIO_MspInit 1 */
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/* USER CODE END SDIO_MspInit 1 */
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}
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}
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void HAL_SD_MspDeInit(SD_HandleTypeDef* sdHandle)
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{
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if(sdHandle->Instance==SDIO)
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{
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/* USER CODE BEGIN SDIO_MspDeInit 0 */
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/* USER CODE END SDIO_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_SDIO_CLK_DISABLE();
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/**SDIO GPIO Configuration
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PC8 ------> SDIO_D0
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PC9 ------> SDIO_D1
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PC10 ------> SDIO_D2
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PC11 ------> SDIO_D3
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PC12 ------> SDIO_CK
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PD2 ------> SDIO_CMD
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*/
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HAL_GPIO_DeInit(GPIOC, GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11
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|GPIO_PIN_12);
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HAL_GPIO_DeInit(GPIOD, GPIO_PIN_2);
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/* USER CODE BEGIN SDIO_MspDeInit 1 */
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/* USER CODE END SDIO_MspDeInit 1 */
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}
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}
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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