Hi Krzysztof, thanks for the review and quick response! On Fri, Mar 03, 2023 at 11:09:15AM +0100, Krzysztof Kozlowski wrote: > On 03/03/2023 11:04, richard.leitner@xxxxxxxxx wrote: > > From: Richard Leitner <richard.leitner@xxxxxxxxxxx> > > > > Add clocks property to require a "mclk" definition for the > > maxim,max9867 codec. > > But why? You just wrote what the patch does, which is easy to see. > Commit msgs should explain why you are doing something. Ok. Will adapt the message in v3. > > > > > Signed-off-by: Richard Leitner <richard.leitner@xxxxxxxxxxx> > > --- > > Documentation/devicetree/bindings/sound/maxim,max9867.yaml | 11 +++++++++++ > > 1 file changed, 11 insertions(+) > > > > diff --git a/Documentation/devicetree/bindings/sound/maxim,max9867.yaml b/Documentation/devicetree/bindings/sound/maxim,max9867.yaml > > index 74cd163546ec..6f27029b137d 100644 > > --- a/Documentation/devicetree/bindings/sound/maxim,max9867.yaml > > +++ b/Documentation/devicetree/bindings/sound/maxim,max9867.yaml > > @@ -35,9 +35,13 @@ properties: > > reg: > > maxItems: 1 > > > > + clocks: > > + maxItems: 1 > > + > > required: > > - compatible > > - reg > > + - clocks > > > > additionalProperties: false > > > > @@ -50,6 +54,13 @@ examples: > > compatible = "maxim,max9867"; > > #sound-dai-cells = <0>; > > reg = <0x18>; > > + clocks = <&codec_clk>; > > }; > > }; > > + > > + codec_clk: clock { > > + compatible = "fixed-clock"; > > + #clock-cells = <0>; > > + clock-frequency = <12288000>; > > Drop the node, it's entirely common/regular stuff. True. I thought it is nessecary for "make DT_CHECKER_FLAGS=-m dt_binding_check" to succeed. But I just learned it in fact isn't. Thanks for the pointer and that eureka moment 😉. Will fix that in v3. > > Best regards, > Krzysztof > regards;rl