root/include/linux/platform_data/mmc-davinci.h

/*
 *  Board-specific MMC configuration
 */

#ifndef _DAVINCI_MMC_H
#define _DAVINCI_MMC_H

#include <linux/types.h>
#include <linux/mmc/host.h>

struct davinci_mmc_config {
        /* get_cd()/get_wp() may sleep */
        int     (*get_cd)(int module);
        int     (*get_ro)(int module);

        void    (*set_power)(int module, bool on);

        /* wires == 0 is equivalent to wires == 4 (4-bit parallel) */
        u8      wires;

        u32     max_freq;

        /* any additional host capabilities: OR'd in to mmc->f_caps */
        u32     caps;

        /* Number of sg segments */
        u8      nr_sg;
};
void davinci_setup_mmc(int module, struct davinci_mmc_config *config);

enum {
        MMC_CTLR_VERSION_1 = 0, /* DM644x and DM355 */
        MMC_CTLR_VERSION_2,     /* DA830 */
};

#endif