blob: a8efcfeea7323365b65ac3b6098e053af3f14de7 [file] [log] [blame]
Stephen Rothwellb41912c2007-05-01 16:12:57 +10001#ifndef _LINUX_OF_PLATFORM_H
2#define _LINUX_OF_PLATFORM_H
3/*
4 * Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
5 * <benh@kernel.crashing.org>
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version
10 * 2 of the License, or (at your option) any later version.
11 *
12 */
13
14#include <linux/module.h>
15#include <linux/device.h>
16#include <linux/mod_devicetable.h>
17#include <linux/pm.h>
18#include <linux/of_device.h>
19
20/*
21 * The of_platform_bus_type is a bus type used by drivers that do not
22 * attach to a macio or similar bus but still use OF probing
23 * mechanism
24 */
25extern struct bus_type of_platform_bus_type;
26
27/*
28 * An of_platform_driver driver is attached to a basic of_device on
29 * the "platform bus" (of_platform_bus_type) (or ISA, EBUS and SBUS
30 * busses on sparc).
31 */
32struct of_platform_driver
33{
Stephen Rothwell8bf8df72007-07-22 00:23:03 +100034 const char *name;
Stephen Rothwell51d26112007-07-22 00:27:01 +100035 const struct of_device_id *match_table;
Stephen Rothwellb41912c2007-05-01 16:12:57 +100036 struct module *owner;
37
38 int (*probe)(struct of_device* dev,
39 const struct of_device_id *match);
40 int (*remove)(struct of_device* dev);
41
42 int (*suspend)(struct of_device* dev, pm_message_t state);
43 int (*resume)(struct of_device* dev);
44 int (*shutdown)(struct of_device* dev);
45
46 struct device_driver driver;
47};
48#define to_of_platform_driver(drv) \
49 container_of(drv,struct of_platform_driver, driver)
50
Stephen Rothwell5c457082007-10-17 21:17:42 -070051extern int of_register_driver(struct of_platform_driver *drv,
52 struct bus_type *bus);
53extern void of_unregister_driver(struct of_platform_driver *drv);
54
Stephen Rothwellb41912c2007-05-01 16:12:57 +100055#include <asm/of_platform.h>
56
57extern struct of_device *of_find_device_by_node(struct device_node *np);
58
Stephen Rothwell3f23de12007-05-03 02:38:57 +100059extern int of_bus_type_init(struct bus_type *bus, const char *name);
60
Stephen Rothwellb41912c2007-05-01 16:12:57 +100061#endif /* _LINUX_OF_PLATFORM_H */