1 #ifndef _ASM_POWERPC_OF_DEVICE_H
2 #define _ASM_POWERPC_OF_DEVICE_H
5 #include <linux/device.h>
6 #include <linux/mod_devicetable.h>
10 * The of_platform_bus_type is a bus type used by drivers that do not
11 * attach to a macio or similar bus but still use OF probing
14 extern struct bus_type of_platform_bus_type;
17 * The of_device is a kind of "base class" that is a superset of
18 * struct device for use by devices attached to an OF node and
19 * probed using OF properties
23 struct device_node *node; /* OF device node */
24 u64 dma_mask; /* DMA mask */
25 struct device dev; /* Generic device interface */
27 #define to_of_device(d) container_of(d, struct of_device, dev)
29 extern const struct of_device_id *of_match_device(
30 const struct of_device_id *matches, const struct of_device *dev);
32 extern struct of_device *of_dev_get(struct of_device *dev);
33 extern void of_dev_put(struct of_device *dev);
36 * An of_platform_driver driver is attached to a basic of_device on
37 * the "platform bus" (of_platform_bus_type)
39 struct of_platform_driver
42 struct of_device_id *match_table;
45 int (*probe)(struct of_device* dev, const struct of_device_id *match);
46 int (*remove)(struct of_device* dev);
48 int (*suspend)(struct of_device* dev, pm_message_t state);
49 int (*resume)(struct of_device* dev);
50 int (*shutdown)(struct of_device* dev);
52 struct device_driver driver;
54 #define to_of_platform_driver(drv) container_of(drv,struct of_platform_driver, driver)
56 extern int of_register_driver(struct of_platform_driver *drv);
57 extern void of_unregister_driver(struct of_platform_driver *drv);
58 extern int of_device_register(struct of_device *ofdev);
59 extern void of_device_unregister(struct of_device *ofdev);
60 extern struct of_device *of_platform_device_create(struct device_node *np,
62 struct device *parent);
63 extern void of_release_dev(struct device *dev);
65 #endif /* __KERNEL__ */
66 #endif /* _ASM_POWERPC_OF_DEVICE_H */