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author | David S. Miller <davem@sunset.davemloft.net> | 2006-06-23 08:44:10 (GMT) |
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committer | David S. Miller <davem@sunset.davemloft.net> | 2006-06-24 06:15:43 (GMT) |
commit | a2bd4fd17926d715a470fbe0ebe05128ba410984 (patch) | |
tree | 3e39a2f6aaf3a628b955067ef3668cae3456de03 /include/asm-sparc64/of_device.h | |
parent | 8cd24ed4f8031636fb5dacb04adee9e02556ecd5 (diff) | |
download | linux-fsl-qoriq-a2bd4fd17926d715a470fbe0ebe05128ba410984.tar.xz |
[SPARC64]: Add of_device layer and make ebus/isa use it.
Sparcspkr and power drivers are converted, to make sure it works.
Eventually the SBUS device layer will use this as a sub-class.
I really cannot cut loose on that bit until sparc32 is given the
same infrastructure.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/asm-sparc64/of_device.h')
-rw-r--r-- | include/asm-sparc64/of_device.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/include/asm-sparc64/of_device.h b/include/asm-sparc64/of_device.h new file mode 100644 index 0000000..ceea825 --- /dev/null +++ b/include/asm-sparc64/of_device.h @@ -0,0 +1,64 @@ +#ifndef _ASM_SPARC64_OF_DEVICE_H +#define _ASM_SPARC64_OF_DEVICE_H +#ifdef __KERNEL__ + +#include <linux/device.h> +#include <linux/mod_devicetable.h> +#include <asm/prom.h> + +extern struct bus_type isa_bus_type; +extern struct bus_type ebus_bus_type; +extern struct bus_type sbus_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 */ + 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 ISA, EBUS, and SBUS busses on sparc64. + */ +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, + struct bus_type *bus); +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, + struct bus_type *bus); +extern void of_release_dev(struct device *dev); + +#endif /* __KERNEL__ */ +#endif /* _ASM_POWERPC_OF_DEVICE_H */ |