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Initial setup

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Oliver Walter
2024-02-01 21:31:10 +01:00
commit 1c693986ed
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Core/Src/sdmmc.c Normal file
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/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file sdmmc.c
* @brief This file provides code for the configuration
* of the SDMMC instances.
******************************************************************************
* @attention
*
* Copyright (c) 2024 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "sdmmc.h"
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
SD_HandleTypeDef hsd1;
/* SDMMC1 init function */
void MX_SDMMC1_SD_Init(void)
{
/* USER CODE BEGIN SDMMC1_Init 0 */
/* USER CODE END SDMMC1_Init 0 */
/* USER CODE BEGIN SDMMC1_Init 1 */
/* USER CODE END SDMMC1_Init 1 */
hsd1.Instance = SDMMC1;
hsd1.Init.ClockEdge = SDMMC_CLOCK_EDGE_RISING;
hsd1.Init.ClockPowerSave = SDMMC_CLOCK_POWER_SAVE_DISABLE;
hsd1.Init.BusWide = SDMMC_BUS_WIDE_4B;
hsd1.Init.HardwareFlowControl = SDMMC_HARDWARE_FLOW_CONTROL_DISABLE;
hsd1.Init.ClockDiv = 8;
/* USER CODE BEGIN SDMMC1_Init 2 */
/* USER CODE END SDMMC1_Init 2 */
}
void HAL_SD_MspInit(SD_HandleTypeDef* sdHandle)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
if(sdHandle->Instance==SDMMC1)
{
/* USER CODE BEGIN SDMMC1_MspInit 0 */
/* USER CODE END SDMMC1_MspInit 0 */
/** Initializes the peripherals clock
*/
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_SDMMC;
PeriphClkInitStruct.SdmmcClockSelection = RCC_SDMMCCLKSOURCE_PLL;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
{
Error_Handler();
}
/* SDMMC1 clock enable */
__HAL_RCC_SDMMC1_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
/**SDMMC1 GPIO Configuration
PC8 ------> SDMMC1_D0
PC9 ------> SDMMC1_D1
PC10 ------> SDMMC1_D2
PC11 ------> SDMMC1_D3
PC12 ------> SDMMC1_CK
PD2 ------> SDMMC1_CMD
*/
GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11
|GPIO_PIN_12;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF12_SDMMC1;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_2;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF12_SDMMC1;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
/* SDMMC1 interrupt Init */
HAL_NVIC_SetPriority(SDMMC1_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(SDMMC1_IRQn);
/* USER CODE BEGIN SDMMC1_MspInit 1 */
/* USER CODE END SDMMC1_MspInit 1 */
}
}
void HAL_SD_MspDeInit(SD_HandleTypeDef* sdHandle)
{
if(sdHandle->Instance==SDMMC1)
{
/* USER CODE BEGIN SDMMC1_MspDeInit 0 */
/* USER CODE END SDMMC1_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_SDMMC1_CLK_DISABLE();
/**SDMMC1 GPIO Configuration
PC8 ------> SDMMC1_D0
PC9 ------> SDMMC1_D1
PC10 ------> SDMMC1_D2
PC11 ------> SDMMC1_D3
PC12 ------> SDMMC1_CK
PD2 ------> SDMMC1_CMD
*/
HAL_GPIO_DeInit(GPIOC, GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11
|GPIO_PIN_12);
HAL_GPIO_DeInit(GPIOD, GPIO_PIN_2);
/* SDMMC1 interrupt Deinit */
HAL_NVIC_DisableIRQ(SDMMC1_IRQn);
/* USER CODE BEGIN SDMMC1_MspDeInit 1 */
/* USER CODE END SDMMC1_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */