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extcon: Move OF helper function to extcon core and change function name

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This patch move simply OF helper function to extcon core and change function
name as following:
- of_extcon_get_extcon_dev() -> extcon_get_edev_by_phandle()

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Acked-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Chanwoo Choi 2014-03-18 19:55:46 +09:00
parent ca48824117
commit 1ad94ffef2
7 changed files with 55 additions and 95 deletions
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12
include/linux/extcon.h
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@ -240,6 +240,12 @@ extern int extcon_register_notifier(struct extcon_dev *edev,
struct notifier_block *nb);
extern int extcon_unregister_notifier(struct extcon_dev *edev,
struct notifier_block *nb);
/*
* Following API get the extcon device from devicetree.
* This function use phandle of devicetree to get extcon device directly.
*/
extern struct extcon_dev *extcon_get_edev_by_phandle(struct device *dev, int index);
#else /* CONFIG_EXTCON */
static inline int extcon_dev_register(struct extcon_dev *edev)
{
@ -324,5 +330,11 @@ static inline int extcon_unregister_interest(struct extcon_specific_cable_nb
{
return 0;
}
static inline struct extcon_dev *extcon_get_edev_by_phandle(struct device *dev,
int index)
{
return ERR_PTR(-ENODEV);
}
#endif /* CONFIG_EXTCON */
#endif /* __LINUX_EXTCON_H__ */