--- a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts +++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts @@ -302,3 +302,10 @@ }; }; + +&codec { + routing = + "Headphone Jack", "HP Left", + "Headphone Jack", "HP Right"; + status = "okay"; +};