hikey: Read UDC from /sys/class/udc/ at run time am: cb9d097082 am: c2abf400e5 am: 0cb49fd18c
am: 5aaf0ad448

Change-Id: Ie08b3bd6a81bcadc23e2ef75f55a8a2ee013c83f
diff --git a/init.common.usb.rc b/init.common.usb.rc
index de54dbd..ff3d807 100644
--- a/init.common.usb.rc
+++ b/init.common.usb.rc
@@ -24,7 +24,6 @@
     symlink /config/usb_gadget/g1/configs/b.1 /config/usb_gadget/g1/os_desc/b.1
     mount functionfs adb /dev/usb-ffs/adb uid=2000,gid=2000
     setprop sys.usb.configfs 1
-    setprop sys.usb.controller "f72c0000.usb"
 
 on property:sys.usb.config=none && property:sys.usb.configfs=1
     write /config/usb_gadget/g1/os_desc/use 0