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2e686bc3 PM |
1 | #ifndef _ASM_POWERPC_OF_DEVICE_H |
2 | #define _ASM_POWERPC_OF_DEVICE_H | |
1da177e4 LT |
3 | |
4 | #include <linux/device.h> | |
0365ba7f | 5 | #include <linux/mod_devicetable.h> |
1da177e4 LT |
6 | #include <asm/prom.h> |
7 | ||
8 | /* | |
9 | * The of_platform_bus_type is a bus type used by drivers that do not | |
10 | * attach to a macio or similar bus but still use OF probing | |
11 | * mecanism | |
12 | */ | |
13 | extern struct bus_type of_platform_bus_type; | |
14 | ||
15 | /* | |
16 | * The of_device is a kind of "base class" that is a superset of | |
17 | * struct device for use by devices attached to an OF node and | |
18 | * probed using OF properties | |
19 | */ | |
20 | struct of_device | |
21 | { | |
22 | struct device_node *node; /* OF device node */ | |
23 | u64 dma_mask; /* DMA mask */ | |
24 | struct device dev; /* Generic device interface */ | |
25 | }; | |
26 | #define to_of_device(d) container_of(d, struct of_device, dev) | |
27 | ||
5e655772 JM |
28 | extern const struct of_device_id *of_match_device( |
29 | const struct of_device_id *matches, const struct of_device *dev); | |
1da177e4 LT |
30 | |
31 | extern struct of_device *of_dev_get(struct of_device *dev); | |
32 | extern void of_dev_put(struct of_device *dev); | |
33 | ||
34 | /* | |
35 | * An of_platform_driver driver is attached to a basic of_device on | |
36 | * the "platform bus" (of_platform_bus_type) | |
37 | */ | |
38 | struct of_platform_driver | |
39 | { | |
40 | char *name; | |
5e655772 | 41 | struct of_device_id *match_table; |
1da177e4 LT |
42 | struct module *owner; |
43 | ||
5e655772 | 44 | int (*probe)(struct of_device* dev, const struct of_device_id *match); |
1da177e4 LT |
45 | int (*remove)(struct of_device* dev); |
46 | ||
b1c42851 | 47 | int (*suspend)(struct of_device* dev, pm_message_t state); |
1da177e4 LT |
48 | int (*resume)(struct of_device* dev); |
49 | int (*shutdown)(struct of_device* dev); | |
50 | ||
51 | struct device_driver driver; | |
52 | }; | |
53 | #define to_of_platform_driver(drv) container_of(drv,struct of_platform_driver, driver) | |
54 | ||
55 | extern int of_register_driver(struct of_platform_driver *drv); | |
56 | extern void of_unregister_driver(struct of_platform_driver *drv); | |
57 | extern int of_device_register(struct of_device *ofdev); | |
58 | extern void of_device_unregister(struct of_device *ofdev); | |
0365ba7f BH |
59 | extern struct of_device *of_platform_device_create(struct device_node *np, |
60 | const char *bus_id, | |
61 | struct device *parent); | |
1da177e4 LT |
62 | extern void of_release_dev(struct device *dev); |
63 | ||
2e686bc3 | 64 | #endif /* _ASM_POWERPC_OF_DEVICE_H */ |