#ifndef _ASM_POWERPC_OF_DEVICE_H#define _ASM_POWERPC_OF_DEVICE_H#ifdef __KERNEL__ #include <linux/device.h>#include <linux/mod_devicetable.h>#include <asm/prom.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 * mecanism */extern struct bus_type of_platform_bus_type; /* * The of_device is a kind of "base class" that is a superset of * struct device for use by devices attached to an OF node and * probed using OF properties */struct of_device{	struct device_node	*node;		/* OF device node */	u64			dma_mask;	/* DMA mask */	struct device		dev;		/* Generic device interface */};#define	to_of_device(d) container_of(d, struct of_device, dev) extern const struct of_device_id *of_match_device(	const struct of_device_id *matches, const struct of_device *dev); extern struct of_device *of_dev_get(struct of_device *dev);extern void of_dev_put(struct of_device *dev); /* * An of_platform_driver driver is attached to a basic of_device on * the "platform bus" (of_platform_bus_type) */struct of_platform_driver{	char			*name;	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);extern void of_unregister_driver(struct of_platform_driver *drv);extern int of_device_register(struct of_device *ofdev);extern void of_device_unregister(struct of_device *ofdev);extern struct of_device *of_platform_device_create(struct device_node *np,						   const char *bus_id,						   struct device *parent);extern void of_release_dev(struct device *dev); #endif /* __KERNEL__ */#endif /* _ASM_POWERPC_OF_DEVICE_H */