diff -ruN old/arch/arm/boot/dts/sun7i-a20-bananapi.dts new/arch/arm/boot/dts/sun7i-a20-bananapi.dts
--- old/arch/arm/boot/dts/sun7i-a20-bananapi.dts	2014-09-17 02:13:59.000000000 +0200
+++ new/arch/arm/boot/dts/sun7i-a20-bananapi.dts	2014-09-18 01:03:31.356359755 +0200
@@ -149,4 +149,17 @@
 			default-state = "on";
 		};
 	};
+
+        reg_ahci_5v: ahci-5v {
+                status = "okay";
+        };
+
+        reg_usb1_vbus: usb1-vbus {
+                status = "okay";
+        };
+
+        reg_usb2_vbus: usb2-vbus {
+                status = "okay";
+        };
+
 };