diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c
index 9d603b66818c..9be7cc4ffb1b 100644
--- a/drivers/extcon/extcon.c
+++ b/drivers/extcon/extcon.c
@@ -487,7 +487,7 @@ int extcon_sync(struct extcon_dev *edev, unsigned int id)
 }
 EXPORT_SYMBOL_GPL(extcon_sync);
 
-int extcon_blocking_sync(struct extcon_dev *edev, unsigned int id, bool val)
+int extcon_blocking_sync(struct extcon_dev *edev, unsigned int id, u8 val)
 {
 	int index;
 
diff --git a/include/linux/extcon.h b/include/linux/extcon.h
index 1445b7bd36f4..c65aa57e9be5 100644
--- a/include/linux/extcon.h
+++ b/include/linux/extcon.h
@@ -247,7 +247,7 @@ extern struct extcon_dev *extcon_get_edev_by_phandle(struct device *dev,
 extern const char *extcon_get_edev_name(struct extcon_dev *edev);
 
 extern int extcon_blocking_sync(struct extcon_dev *edev, unsigned int id,
-							bool val);
+							u8 val);
 #else /* CONFIG_EXTCON */
 static inline int extcon_get_state(struct extcon_dev *edev, unsigned int id)
 {