1 #ifndef _LINUX_OF_PLATFORM_H
2 #define _LINUX_OF_PLATFORM_H
4 * Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
5 * <benh@kernel.crashing.org>
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version
10 * 2 of the License, or (at your option) any later version.
14 #ifdef CONFIG_OF_DEVICE
15 #include <linux/module.h>
16 #include <linux/device.h>
17 #include <linux/mod_devicetable.h>
19 #include <linux/of_device.h>
20 #include <linux/platform_device.h>
23 * An of_platform_driver driver is attached to a basic of_device on
24 * the "platform bus" (platform_bus_type).
26 struct of_platform_driver
28 int (*probe
)(struct platform_device
* dev
,
29 const struct of_device_id
*match
);
30 int (*remove
)(struct platform_device
* dev
);
32 int (*suspend
)(struct platform_device
* dev
, pm_message_t state
);
33 int (*resume
)(struct platform_device
* dev
);
34 int (*shutdown
)(struct platform_device
* dev
);
36 struct device_driver driver
;
37 struct platform_driver platform_driver
;
39 #define to_of_platform_driver(drv) \
40 container_of(drv,struct of_platform_driver, driver)
42 extern int of_register_driver(struct of_platform_driver
*drv
,
43 struct bus_type
*bus
);
44 extern void of_unregister_driver(struct of_platform_driver
*drv
);
46 /* Platform drivers register/unregister */
47 extern int of_register_platform_driver(struct of_platform_driver
*drv
);
48 extern void of_unregister_platform_driver(struct of_platform_driver
*drv
);
50 extern struct platform_device
*of_device_alloc(struct device_node
*np
,
52 struct device
*parent
);
53 extern struct platform_device
*of_find_device_by_node(struct device_node
*np
);
55 extern int of_bus_type_init(struct bus_type
*bus
, const char *name
);
57 #if !defined(CONFIG_SPARC) /* SPARC has its own device registration method */
58 /* Platform devices and busses creation */
59 extern struct platform_device
*of_platform_device_create(struct device_node
*np
,
61 struct device
*parent
);
63 /* pseudo "matches" value to not do deep probe */
64 #define OF_NO_DEEP_PROBE ((struct of_device_id *)-1)
66 extern int of_platform_bus_probe(struct device_node
*root
,
67 const struct of_device_id
*matches
,
68 struct device
*parent
);
69 #endif /* !CONFIG_SPARC */
71 #endif /* CONFIG_OF_DEVICE */
73 #endif /* _LINUX_OF_PLATFORM_H */