diff --git a/[refs] b/[refs]
index 397040235e11..b67d7546f4d1 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ab6cc8f9b716a3d0a41b42cd81d392183211a7f2
+refs/heads/master: b1458fb57de03b19296cac70e9455b05912782b5
diff --git a/trunk/drivers/power/wm97xx_battery.c b/trunk/drivers/power/wm97xx_battery.c
index 94c70650aafc..4e8afce0c818 100644
--- a/trunk/drivers/power/wm97xx_battery.c
+++ b/trunk/drivers/power/wm97xx_battery.c
@@ -308,6 +308,9 @@ static void __exit wm97xx_bat_exit(void)
 	platform_driver_unregister(&wm97xx_bat_driver);
 }
 
+/* The interface is deprecated, as well as linux/wm97xx_batt.h */
+void wm97xx_bat_set_pdata(struct wm97xx_batt_info *data);
+
 void wm97xx_bat_set_pdata(struct wm97xx_batt_info *data)
 {
 	gpdata = data;