circuitpython/stm/stmperiph/stm324x7i_eval.h

/**
  ******************************************************************************
  * @file    STM324x7i_eval.h
  * @author  MCD Application Team
  * @version V1.0.0
  * @date    11-January-2013
  * @brief   This file contains definitions for STM324x7I_EVAL's Leds, push-buttons
  *          and COM ports hardware resources.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT 2013 STMicroelectronics</center></h2>
  *
  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
  * You may not use this file except in compliance with the License.
  * You may obtain a copy of the License at:
  *
  *        http://www.st.com/software_license_agreement_liberty_v2
  *
  * Unless required by applicable law or agreed to in writing, software 
  * distributed under the License is distributed on an "AS IS" BASIS, 
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  *
  ******************************************************************************
  */ 

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM324x7I_EVAL_H
#define __STM324x7I_EVAL_H

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx.h"
#include "mpconfig.h"

/**
  * @brief  SD FLASH SDIO Interface
  */
#if defined(PYBOARD3)
#define SD_DETECT_PIN                    GPIO_Pin_13                 /* PC.13 */
#define SD_DETECT_GPIO_PORT              GPIOC                       /* GPIOC */
#define SD_DETECT_GPIO_CLK               RCC_AHB1Periph_GPIOC
#elif defined(PYBOARD4)
#define SD_DETECT_PIN                    GPIO_Pin_8                  /* PA..8 */
#define SD_DETECT_GPIO_PORT              GPIOA                       /* GPIOA */
#define SD_DETECT_GPIO_CLK               RCC_AHB1Periph_GPIOA
#elif defined(STM32F4DISC)
// PB15 on the DM-STSTF4BB Base Board
#define SD_DETECT_PIN                    GPIO_Pin_15                 /* PB.15 */
#define SD_DETECT_GPIO_PORT              GPIOB                       /* GPIOB */
#define SD_DETECT_GPIO_CLK               RCC_AHB1Periph_GPIOB
#endif

#define SDIO_FIFO_ADDRESS                ((uint32_t)0x40012C80)
/** 
  * @brief  SDIO Intialization Frequency (400KHz max)
  */
#define SDIO_INIT_CLK_DIV                ((uint8_t)0x76)
/** 
  * @brief  SDIO Data Transfer Frequency (25MHz max)
  */
#define SDIO_TRANSFER_CLK_DIV            ((uint8_t)0x0) 

#define SD_SDIO_DMA                   DMA2
#define SD_SDIO_DMA_CLK               RCC_AHB1Periph_DMA2
 
#define SD_SDIO_DMA_STREAM3	          3
//#define SD_SDIO_DMA_STREAM6           6

#ifdef SD_SDIO_DMA_STREAM3
 #define SD_SDIO_DMA_STREAM            DMA2_Stream3
 #define SD_SDIO_DMA_CHANNEL           DMA_Channel_4
 #define SD_SDIO_DMA_FLAG_FEIF         DMA_FLAG_FEIF3
 #define SD_SDIO_DMA_FLAG_DMEIF        DMA_FLAG_DMEIF3
 #define SD_SDIO_DMA_FLAG_TEIF         DMA_FLAG_TEIF3
 #define SD_SDIO_DMA_FLAG_HTIF         DMA_FLAG_HTIF3
 #define SD_SDIO_DMA_FLAG_TCIF         DMA_FLAG_TCIF3 
 #define SD_SDIO_DMA_IRQn              DMA2_Stream3_IRQn
 #define SD_SDIO_DMA_IRQHANDLER        DMA2_Stream3_IRQHandler 
#elif defined SD_SDIO_DMA_STREAM6
 #define SD_SDIO_DMA_STREAM            DMA2_Stream6
 #define SD_SDIO_DMA_CHANNEL           DMA_Channel_4
 #define SD_SDIO_DMA_FLAG_FEIF         DMA_FLAG_FEIF6
 #define SD_SDIO_DMA_FLAG_DMEIF        DMA_FLAG_DMEIF6
 #define SD_SDIO_DMA_FLAG_TEIF         DMA_FLAG_TEIF6
 #define SD_SDIO_DMA_FLAG_HTIF         DMA_FLAG_HTIF6
 #define SD_SDIO_DMA_FLAG_TCIF         DMA_FLAG_TCIF6 
 #define SD_SDIO_DMA_IRQn              DMA2_Stream6_IRQn
 #define SD_SDIO_DMA_IRQHANDLER        DMA2_Stream6_IRQHandler
#endif /* SD_SDIO_DMA_STREAM3 */


/** @defgroup STM324x7I_EVAL_LOW_LEVEL_Exported_Functions
  * @{
  */
void SD_LowLevel_DeInit(void);
void SD_LowLevel_Init(void); 
void SD_LowLevel_DMA_TxConfig(uint32_t *BufferSRC, uint32_t BufferSize);
void SD_LowLevel_DMA_RxConfig(uint32_t *BufferDST, uint32_t BufferSize);

#ifdef __cplusplus
}
#endif

#endif /* __STM324x7I_EVAL_H */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/