ARM: dt: sun7i: Enable audio codec on MK808C

This commit enables the on-chip audio codec present on the MK808C.

Signed-off-by: Marcus Cooper <[e-mail]>
Signed-off-by: Maxime Ripard <[e-mail]>

arch/arm/boot/dts/sun7i-a20-mk808c.dts

···
 	};
 };
 
+&codec {
+	status = "okay";
+};
+
 &ehci0 {
 	status = "okay";
 };