diff options
Diffstat (limited to 'include/linux/extcon/of_extcon.h')
-rw-r--r-- | include/linux/extcon/of_extcon.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/linux/extcon/of_extcon.h b/include/linux/extcon/of_extcon.h new file mode 100644 index 000000000000..0ebfeff1b55d --- /dev/null +++ b/include/linux/extcon/of_extcon.h | |||
@@ -0,0 +1,31 @@ | |||
1 | /* | ||
2 | * OF helpers for External connector (extcon) framework | ||
3 | * | ||
4 | * Copyright (C) 2013 Texas Instruments, Inc. | ||
5 | * Kishon Vijay Abraham I <kishon@ti.com> | ||
6 | * | ||
7 | * Copyright (C) 2013 Samsung Electronics | ||
8 | * Chanwoo Choi <cw00.choi@samsung.com> | ||
9 | * | ||
10 | * This program is free software; you can redistribute it and/or modify | ||
11 | * it under the terms of the GNU General Public License as published by | ||
12 | * the Free Software Foundation; either version 2 of the License, or | ||
13 | * (at your option) any later version. | ||
14 | */ | ||
15 | |||
16 | #ifndef __LINUX_OF_EXTCON_H | ||
17 | #define __LINUX_OF_EXTCON_H | ||
18 | |||
19 | #include <linux/err.h> | ||
20 | |||
21 | #if IS_ENABLED(CONFIG_OF_EXTCON) | ||
22 | extern struct extcon_dev | ||
23 | *of_extcon_get_extcon_dev(struct device *dev, int index); | ||
24 | #else | ||
25 | static inline struct extcon_dev | ||
26 | *of_extcon_get_extcon_dev(struct device *dev, int index) | ||
27 | { | ||
28 | return ERR_PTR(-ENOSYS); | ||
29 | } | ||
30 | #endif /* CONFIG_OF_EXTCON */ | ||
31 | #endif /* __LINUX_OF_EXTCON_H */ | ||