root/include/linux/of_platform.h

INCLUDED FROM

#ifndef _LINUX_OF_PLATFORM_H
#define _LINUX_OF_PLATFORM_H
/*
 *    Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
 *                       <benh@kernel.crashing.org>
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License
 *  as published by the Free Software Foundation; either version
 *  2 of the License, or (at your option) any later version.
 *
 */

#include <linux/module.h>
#include <linux/device.h>
#include <linux/mod_devicetable.h>
#include <linux/pm.h>
#include <linux/of_device.h>

/*
 * The of_platform_bus_type is a bus type used by drivers that do not
 * attach to a macio or similar bus but still use OF probing
 * mechanism
 */
extern struct bus_type of_platform_bus_type;

/*
 * An of_platform_driver driver is attached to a basic of_device on
 * the "platform bus" (of_platform_bus_type) (or ISA, EBUS and SBUS
 * busses on sparc).
 */
struct of_platform_driver
{
        const char              *name;
        const struct of_device_id       *match_table;
        struct module           *owner;

        int     (*probe)(struct of_device* dev,
                         const struct of_device_id *match);
        int     (*remove)(struct of_device* dev);

        int     (*suspend)(struct of_device* dev, pm_message_t state);
        int     (*resume)(struct of_device* dev);
        int     (*shutdown)(struct of_device* dev);

        struct device_driver    driver;
};
#define to_of_platform_driver(drv) \
        container_of(drv,struct of_platform_driver, driver)

extern int of_register_driver(struct of_platform_driver *drv,
                              struct bus_type *bus);
extern void of_unregister_driver(struct of_platform_driver *drv);

#include <asm/of_platform.h>

extern struct of_device *of_find_device_by_node(struct device_node *np);

extern int of_bus_type_init(struct bus_type *bus, const char *name);

#endif  /* _LINUX_OF_PLATFORM_H */