On Mon, Aug 17, 2020 at 2:08 PM Jiaxin Yu <jiaxin.yu@xxxxxxxxxxxx> wrote: > +properties: > + compatible: > + const: mediatek,mt6359-sound The compatible string has been removed since v3. > +required: > + - compatible The same here. > +examples: > + - | > + mt6359codec: mt6359codec { > + compatible = "mediatek,mt6359-sound"; And the same here.