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61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
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/*
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* Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
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* <benh@kernel.crashing.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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*/
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#include <asm/of_device.h>
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/*
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* The of_platform_bus_type is a bus type used by drivers that do not
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* attach to a macio or similar bus but still use OF probing
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* mechanism
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*/
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extern struct bus_type of_platform_bus_type;
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/*
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* An of_platform_driver driver is attached to a basic of_device on
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* the "platform bus" (of_platform_bus_type)
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*/
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struct of_platform_driver
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{
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char *name;
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struct of_device_id *match_table;
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struct module *owner;
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int (*probe)(struct of_device* dev,
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const struct of_device_id *match);
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int (*remove)(struct of_device* dev);
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int (*suspend)(struct of_device* dev, pm_message_t state);
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int (*resume)(struct of_device* dev);
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int (*shutdown)(struct of_device* dev);
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struct device_driver driver;
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};
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#define to_of_platform_driver(drv) \
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container_of(drv,struct of_platform_driver, driver)
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/* Platform drivers register/unregister */
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extern int of_register_platform_driver(struct of_platform_driver *drv);
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extern void of_unregister_platform_driver(struct of_platform_driver *drv);
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/* Platform devices and busses creation */
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extern struct of_device *of_platform_device_create(struct device_node *np,
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const char *bus_id,
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struct device *parent);
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/* pseudo "matches" value to not do deep probe */
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#define OF_NO_DEEP_PROBE ((struct of_device_id *)-1)
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extern int of_platform_bus_probe(struct device_node *root,
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struct of_device_id *matches,
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struct device *parent);
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extern struct of_device *of_find_device_by_node(struct device_node *np);
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extern struct of_device *of_find_device_by_phandle(phandle ph);
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