nuttx/boards/arm/cxd56xx/spresense/include/cxd56_sdcard.h
SPRESENSE 64e5867a8b cxd56/spresense: Add callback mechanism to notice SDCard injection
Add a mechanism to callback to an application to notice the SDCard
status is changed (inserted or ejected).
2022-04-12 07:55:00 +09:00

153 lines
4.8 KiB
C

/****************************************************************************
* boards/arm/cxd56xx/spresense/include/cxd56_sdcard.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_ARM_CXD56XX_SPRESENSE_INCLUDE_CXD56_SDCARD_H
#define __BOARDS_ARM_CXD56XX_SPRESENSE_INCLUDE_CXD56_SDCARD_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
/****************************************************************************
* Public Types
****************************************************************************/
#ifndef __ASSEMBLY__
/****************************************************************************
* Public Data
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Name: board_sdcard_initialize
*
* Description:
* Initialize SD Card on the board.
*
****************************************************************************/
int board_sdcard_initialize(void);
/****************************************************************************
* Name: board_sdcard_pin_initialize
*
* Description:
* Initialize SD Card pins on the board.
*
****************************************************************************/
void board_sdcard_pin_initialize(void);
/****************************************************************************
* Name: board_sdcard_pin_finalize
*
* Description:
* Finalize SD Card pins on the board.
*
****************************************************************************/
void board_sdcard_pin_finalize(void);
/****************************************************************************
* Name: board_sdcard_pin_configuraton
*
* Description:
* Configure SD Card pins on the board.
*
****************************************************************************/
void board_sdcard_pin_configuraton(void);
/****************************************************************************
* Name: board_sdcard_pin_enable
*
* Description:
* Enable SD Card pins on the board.
*
****************************************************************************/
void board_sdcard_pin_enable(void);
/****************************************************************************
* Name: board_sdcard_pin_disable
*
* Description:
* Disable SD Card pins on the board.
*
****************************************************************************/
void board_sdcard_pin_disable(void);
/****************************************************************************
* Name: board_sdcard_set_high_voltage
*
* Description:
* Set SD Card IO voltage to 3.3V
*
****************************************************************************/
void board_sdcard_set_high_voltage(void);
/****************************************************************************
* Name: board_sdcard_set_low_voltage
*
* Description:
* Set SD Card IO voltage to 1.8V
*
****************************************************************************/
void board_sdcard_set_low_voltage(void);
/****************************************************************************
* Name: board_sdcard_set_state_cb
*
* Description:
* Register callback function to notify state change of card slot.
* This function is called by board_ioctl()
* as BOARDIOC_SDCARD_SETNOTIFYCB command.
*
****************************************************************************/
int board_sdcard_set_state_cb(uintptr_t cb);
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __BOARDS_ARM_CXD56XX_SPRESENSE_INCLUDE_CXD56_SDCARD_H */