Re: [PATCH 1/1] dt-bindings: MIPS: Document Ingenic SoCs binding.

[Rob Herring <robh@kernel.org>]

On Tue, May 26, 2020 at 09:10:29PM +0200, Paul Cercueil wrote:
> Hi Zhou,
> 
> Le mer. 27 mai 2020 à 1:07, 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
> a écrit :
> > Document the available properties for the SoC root node and the
> > CPU nodes of the devicetree for the Ingenic XBurst SoCs.
> > 
> > Tested-by: H. Nikolaus Schaller <hns@goldelico.com>
> > Tested-by: Paul Boddie <paul@boddie.org.uk>
> > Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
> > ---
> >  .../bindings/mips/ingenic/ingenic,cpu.yaml         | 57
> > ++++++++++++++++++++++
> >  1 file changed, 57 insertions(+)
> >  create mode 100644
> > Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml
> > 
> > diff --git
> > a/Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml
> > b/Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml
> > new file mode 100644
> > index 000000000000..afb02071a756
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml
> > @@ -0,0 +1,57 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/mips/ingenic/ingenic,cpu.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Bindings for Ingenic XBurst family CPUs
> > +
> > +maintainers:
> > +  - 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
> > +
> > +description:
> > +  Ingenic XBurst family CPUs shall have the following properties.
> > +
> > +properties:
> > +  compatible:
> > +    oneOf:
> > +
> > +      - description: Ingenic XBurst®1 CPU Cores
> > +        items:
> 
> Strip the 'items', put the enum directly.
> 
> > +          enum:
> > +            - ingenic,xburst-mxu1.0
> > +            - ingenic,xburst-fpu1.0-mxu1.1
> > +            - ingenic,xburst-fpu2.0-mxu2.0
> > +
> > +      - description: Ingenic XBurst®2 CPU Cores
> > +        items:
> 
> Same here.
> 
> > +          enum:
> > +            - ingenic,xburst2-fpu2.1-mxu2.1-smt
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +required:
> > +  - device_type
> > +  - compatible
> > +  - reg
> 
> device_type is not in the list of your properties.

It doesn't have to be. There's already a schema for it in dt-schema. 
It's not always required there, so requiring here is fine.

It's an oddity of json-schema, but what's listed in required doesn't 
have to be in 'properties'.

Rob