rt-thread-official/bsp/qemu-vexpress-a9/drivers/drv_sdio.h

56 lines
1.0 KiB
C

/*
* Copyright (c) 2006-2020, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020/12/31 Bernard Add license info
*/
#ifndef __DRV_SDIO_H__
#define __DRV_SDIO_H__
#ifdef __cplusplus
extern "C" {
#endif
#include <rtthread.h>
struct sdhci_cmd_t
{
rt_uint32_t cmdidx;
rt_uint32_t cmdarg;
rt_uint32_t resptype;
rt_uint32_t response[4];
};
struct sdhci_data_t
{
rt_uint8_t * buf;
rt_uint32_t flag;
rt_uint32_t blksz;
rt_uint32_t blkcnt;
};
struct sdhci_t
{
char * name;
rt_uint32_t voltages;
rt_uint32_t width;
rt_uint32_t clock;
rt_err_t removeable;
void * sdcard;
rt_err_t (*detect)(struct sdhci_t * sdhci);
rt_err_t (*setwidth)(struct sdhci_t * sdhci, rt_uint32_t width);
rt_err_t (*setclock)(struct sdhci_t * sdhci, rt_uint32_t clock);
rt_err_t (*transfer)(struct sdhci_t * sdhci, struct sdhci_cmd_t * cmd, struct sdhci_data_t * dat);
void * priv;
};
#ifdef __cplusplus
}
#endif
#endif