diff -ruN old/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts new/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
--- old/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts	2015-07-10 18:50:06.000000000 +0200
+++ new/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts	2015-08-02 11:45:06.000000000 +0200
@@ -245,3 +245,10 @@
 	};
 };
 
+
+&codec {
+	routing =
+		"Headphone Jack", "HP Left",
+		"Headphone Jack", "HP Right";
+	status = "okay";
+};