On Tue, Jul 11, 2023 at 09:00:18AM +0900, Kuninori Morimoto wrote: > > Hi Rob > > Thank you for reviewing > > > > > diff --git a/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml b/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml > > > index 8a821dec9526..d9808b130e8d 100644 > > > --- a/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml > > > +++ b/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml > > > @@ -9,6 +9,20 @@ title: Renesas R-Car Sound Driver > > > maintainers: > > > - Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx> > > > > > > +definitions: > > > > $defs > > Hmm... many drivers are using "definitions" ? Patches welcome to change them. I don't think it's many (not counting types.yaml). Use of "definitions" or "$defs" is an exception. > This kind of indication is very confusable... "definitions" was common convention in early json-schema. "$defs" was added to the specification to standardize it. > > > port: > > > - $ref: audio-graph-port.yaml#/definitions/port-base > > > - unevaluatedProperties: false > > > - patternProperties: > > > - "^endpoint(@[0-9a-f]+)?": > > > - $ref: audio-graph-port.yaml#/definitions/endpoint-base > > > - properties: > > > - playback: > > > - $ref: /schemas/types.yaml#/definitions/phandle-array > > > - capture: > > > - $ref: /schemas/types.yaml#/definitions/phandle-array > > > - unevaluatedProperties: false > > > + $ref: "#/definitions/port-def" > > > > It would be better if users just always used "ports { port {}; };" even > > in the single port case. > > "ports" support is added, we can't modify past. I don't understand. The graph APIs all work the same with or without 'ports'. Changing the DT shouldn't affect the ABI. Rob