openwrtv4/target/linux/sunxi/patches-3.14/304-dt-sun7i-update-pcduino3-add-regulators.patch

--- a/arch/arm/boot/dts/sun7i-a20-pcduino3.dts
+++ b/arch/arm/boot/dts/sun7i-a20-pcduino3.dts
@@ -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";
+        };
+
 };