From 1ad94ffef22c0a6e2ee6ba90a800c32fd29ffa1f Mon Sep 17 00:00:00 2001 From: Chanwoo Choi Date: Tue, 18 Mar 2014 19:55:46 +0900 Subject: extcon: Move OF helper function to extcon core and change function name 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 Acked-by: Felipe Balbi --- include/linux/extcon.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'include/linux/extcon.h') diff --git a/include/linux/extcon.h b/include/linux/extcon.h index 21c59af1150b..f488145bb2d4 100644 --- a/include/linux/extcon.h +++ b/include/linux/extcon.h @@ -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__ */ -- cgit v1.2.3