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author | Paul Mackerras <paulus@samba.org> | 2005-10-06 13:22:17 +1000 |
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committer | Paul Mackerras <paulus@samba.org> | 2005-10-06 13:22:17 +1000 |
commit | 2e686bc3bf6268e30eb9584e0bcd43b7bec28f3b (patch) | |
tree | ec000e3c6528e3edfcd0e03a3950ffee909ae8c6 /include/asm-powerpc/of_device.h | |
parent | 187a00679ad51dfb3d3e74620217417102784218 (diff) | |
download | kernel_samsung_smdk4412-2e686bc3bf6268e30eb9584e0bcd43b7bec28f3b.zip kernel_samsung_smdk4412-2e686bc3bf6268e30eb9584e0bcd43b7bec28f3b.tar.gz kernel_samsung_smdk4412-2e686bc3bf6268e30eb9584e0bcd43b7bec28f3b.tar.bz2 |
powerpc: Merge of_device.c and of_device.h
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-powerpc/of_device.h')
-rw-r--r-- | include/asm-powerpc/of_device.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/include/asm-powerpc/of_device.h b/include/asm-powerpc/of_device.h new file mode 100644 index 0000000..ddb16aa --- /dev/null +++ b/include/asm-powerpc/of_device.h @@ -0,0 +1,64 @@ +#ifndef _ASM_POWERPC_OF_DEVICE_H +#define _ASM_POWERPC_OF_DEVICE_H + +#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 /* _ASM_POWERPC_OF_DEVICE_H */ |