nuttx/boards/xtensa/esp32s3/common/include/esp32s3_board_sdmmc.h
Windrow14 190c8787ff arch/xtensa/src/esp32s3/Kconfig|Make.defs|esp32s3_sdmmc.c,
arch/xtensa/src/esp32s3/hardware/esp32s3_sdmmc.h|esp32s3_soc.h,
boards/xtensa/esp32s3/common/include/esp32s3_board_sdmmc.h,
boards/xtensa/esp32s3/common/src/Make.defs|esp32s3_board_sdmmc.c,
boards/xtensa/esp32s3/esp32s3-devkit/src/esp32s3_bringup.c: add SD/mmc driver

Support 1-bit bus width and 4-bit bus width. Support eMMC high speed SDR mode.
Support transfer data with DMA. Support SD clock frequency up to 40MHZ.

Signed-off-by: Yinzhe Wu <Yinzhe.Wu@sony.com>
Reviewed-by: Yuezhang Mo <Yuezhang.Mo@sony.com>
Reviewed-by: Jacky Cao <Jacky.Cao@sony.com>
Tested-by: Yinzhe Wu <Yinzhe.Wu@sony.com>
2024-08-19 19:52:39 +08:00

73 lines
2.4 KiB
C

/****************************************************************************
* boards/xtensa/esp32s3/common/include/esp32s3_board_sdmmc.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* 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.
*
****************************************************************************/
#ifndef __BOARDS_XTENSA_ESP32S3_COMMON_INCLUDE_ESP32S3_BOARD_SDMMC_H
#define __BOARDS_XTENSA_ESP32S3_COMMON_INCLUDE_ESP32S3_BOARD_SDMMC_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#ifndef __ASSEMBLY__
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifdef CONFIG_ESP32S3_SDMMC
/****************************************************************************
* Name: board_sdmmc_initialize
*
* Description:
* Configure the sdmmc subsystem.
*
* Returned Value:
* Zero (OK) is returned on success; A negated errno value is returned
* to indicate the nature of any failure.
*
****************************************************************************/
int board_sdmmc_initialize(void);
#endif /* CONFIG_ESP32S3_SDMMC */
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __BOARDS_XTENSA_ESP32S3_COMMON_INCLUDE_ESP32S3_BOARD_SDMMC_H */