1. 根目录:
2. arch
3. arm
4. mach-pxa
5. include
6. mach
7. mmc.h

#ifndef ASMARM_ARCH_MMC_H
#define ASMARM_ARCH_MMC_H

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

struct device;
struct mmc_host;

struct pxamci_platform_data {
	unsigned int ocr_mask;			/* available voltages */
	unsigned long detect_delay_ms;		/* delay in millisecond before detecting cards after interrupt */
	int (*init)(struct device *, irq_handler_t , void *);
	int (*get_ro)(struct device *);
	void (*setpower)(struct device *, unsigned int);
	void (*exit)(struct device *, void *);
	int gpio_card_detect;			/* gpio detecting card insertion */
	int gpio_card_ro;			/* gpio detecting read only toggle */
	bool gpio_card_ro_invert;		/* gpio ro is inverted */
	int gpio_power;				/* gpio powering up MMC bus */
	bool gpio_power_invert;			/* gpio power is inverted */
};

extern void pxa_set_mci_info(struct pxamci_platform_data *info);
extern void pxa3xx_set_mci2_info(struct pxamci_platform_data *info);
extern void pxa3xx_set_mci3_info(struct pxamci_platform_data *info);

#endif