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1 | #ifndef _LINUX_OF_PLATFORM_H |
2 | #define _LINUX_OF_PLATFORM_H | |
3 | /* | |
4 | * Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp. | |
5 | * <benh@kernel.crashing.org> | |
6 | * | |
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. | |
11 | * | |
12 | */ | |
13 | ||
efb2e014 | 14 | #ifdef CONFIG_OF_DEVICE |
b41912ca SR |
15 | #include <linux/module.h> |
16 | #include <linux/device.h> | |
17 | #include <linux/mod_devicetable.h> | |
18 | #include <linux/pm.h> | |
19 | #include <linux/of_device.h> | |
20 | ||
21 | /* | |
22 | * The of_platform_bus_type is a bus type used by drivers that do not | |
23 | * attach to a macio or similar bus but still use OF probing | |
24 | * mechanism | |
25 | */ | |
26 | extern struct bus_type of_platform_bus_type; | |
27 | ||
28 | /* | |
29 | * An of_platform_driver driver is attached to a basic of_device on | |
c9bb6003 | 30 | * the "platform bus" (of_platform_bus_type). |
b41912ca SR |
31 | */ |
32 | struct of_platform_driver | |
33 | { | |
b41912ca SR |
34 | int (*probe)(struct of_device* dev, |
35 | const struct of_device_id *match); | |
36 | int (*remove)(struct of_device* dev); | |
37 | ||
38 | int (*suspend)(struct of_device* dev, pm_message_t state); | |
39 | int (*resume)(struct of_device* dev); | |
40 | int (*shutdown)(struct of_device* dev); | |
41 | ||
42 | struct device_driver driver; | |
43 | }; | |
44 | #define to_of_platform_driver(drv) \ | |
45 | container_of(drv,struct of_platform_driver, driver) | |
46 | ||
5c457083 SR |
47 | extern int of_register_driver(struct of_platform_driver *drv, |
48 | struct bus_type *bus); | |
49 | extern void of_unregister_driver(struct of_platform_driver *drv); | |
50 | ||
0763ed23 GL |
51 | /* Platform drivers register/unregister */ |
52 | static inline int of_register_platform_driver(struct of_platform_driver *drv) | |
53 | { | |
54 | return of_register_driver(drv, &of_platform_bus_type); | |
55 | } | |
56 | static inline void of_unregister_platform_driver(struct of_platform_driver *drv) | |
57 | { | |
58 | of_unregister_driver(drv); | |
59 | } | |
60 | ||
b41912ca SR |
61 | #include <asm/of_platform.h> |
62 | ||
63 | extern struct of_device *of_find_device_by_node(struct device_node *np); | |
64 | ||
3f23de10 | 65 | extern int of_bus_type_init(struct bus_type *bus, const char *name); |
efb2e014 | 66 | #endif /* CONFIG_OF_DEVICE */ |
3f23de10 | 67 | |
b41912ca | 68 | #endif /* _LINUX_OF_PLATFORM_H */ |