of/device: Protect against binding of_platform_drivers to non-OF devices
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / linux / of_platform.h
CommitLineData
b41912ca
SR
1#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
efb2e014 14#ifdef CONFIG_OF_DEVICE
b41912ca
SR
15#include <linux/module.h>
16#include <linux/device.h>
17#include <linux/mod_devicetable.h>
18#include <linux/pm.h>
19#include <linux/of_device.h>
eca39301 20#include <linux/platform_device.h>
b41912ca 21
5fd200f3
GL
22extern const struct of_device_id of_default_bus_ids[];
23
b41912ca
SR
24/*
25 * An of_platform_driver driver is attached to a basic of_device on
eca39301 26 * the "platform bus" (platform_bus_type).
b41912ca
SR
27 */
28struct of_platform_driver
29{
b41912ca
SR
30 int (*probe)(struct of_device* dev,
31 const struct of_device_id *match);
32 int (*remove)(struct of_device* dev);
33
34 int (*suspend)(struct of_device* dev, pm_message_t state);
35 int (*resume)(struct of_device* dev);
36 int (*shutdown)(struct of_device* dev);
37
38 struct device_driver driver;
eca39301 39 struct platform_driver platform_driver;
b41912ca
SR
40};
41#define to_of_platform_driver(drv) \
42 container_of(drv,struct of_platform_driver, driver)
43
5c457083
SR
44extern int of_register_driver(struct of_platform_driver *drv,
45 struct bus_type *bus);
46extern void of_unregister_driver(struct of_platform_driver *drv);
47
0763ed23 48/* Platform drivers register/unregister */
eca39301
GL
49extern int of_register_platform_driver(struct of_platform_driver *drv);
50extern void of_unregister_platform_driver(struct of_platform_driver *drv);
0763ed23 51
94c09319
GL
52extern struct of_device *of_device_alloc(struct device_node *np,
53 const char *bus_id,
54 struct device *parent);
b41912ca
SR
55extern struct of_device *of_find_device_by_node(struct device_node *np);
56
3f23de10 57extern int of_bus_type_init(struct bus_type *bus, const char *name);
5fd200f3
GL
58
59#if !defined(CONFIG_SPARC) /* SPARC has its own device registration method */
60/* Platform devices and busses creation */
61extern struct of_device *of_platform_device_create(struct device_node *np,
62 const char *bus_id,
63 struct device *parent);
64
65/* pseudo "matches" value to not do deep probe */
66#define OF_NO_DEEP_PROBE ((struct of_device_id *)-1)
67
68extern int of_platform_bus_probe(struct device_node *root,
69 const struct of_device_id *matches,
70 struct device *parent);
71#endif /* !CONFIG_SPARC */
72
efb2e014 73#endif /* CONFIG_OF_DEVICE */
3f23de10 74
b41912ca 75#endif /* _LINUX_OF_PLATFORM_H */