linux-kernel - Re: [PATCH] dt-bindings: arm: socionext: add bindings for the Synquacer platform

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Date:   Fri, 16 Jun 2023 08:12:36 -0500
From:   Jassi Brar <jaswinder.singh@...aro.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        krzysztof.kozlowski+dt@...aro.org, robh@...nel.org,
        ilias.apalodimas@...aro.org, masahisa.kojima@...aro.org
Subject: Re: [PATCH] dt-bindings: arm: socionext: add bindings for the
 Synquacer platform

On Fri, 16 Jun 2023 at 05:15, Krzysztof Kozlowski
<krzysztof.kozlowski@...aro.org> wrote:
>
> On 16/06/2023 05:58, jaswinder.singh@...aro.org wrote:
> > From: Jassi Brar <jaswinder.singh@...aro.org>
> >
> > Socionext's DeveloperBox is based on the SC2A11B SoC (Synquacer).
> > Specify bindings for the platform and boards based on that.
> >
> > Signed-off-by: Jassi Brar <jaswinder.singh@...aro.org>
> > ---
> >  .../bindings/arm/socionext/synquacer.yaml     | 28 +++++++++++++++++++
> >  1 file changed, 28 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/arm/socionext/synquacer.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/arm/socionext/synquacer.yaml b/Documentation/devicetree/bindings/arm/socionext/synquacer.yaml
> > new file mode 100644
> > index 000000000000..72554a4f1c92
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/arm/socionext/synquacer.yaml
> > @@ -0,0 +1,28 @@
> > +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/arm/socionext/synquacer.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Socionext Synquacer platform
> > +
> > +maintainers:
> > +  - Masahisa Kojima <masahisa.kojima@...aro.org>
> > +  - Jassi Brar <jaswinder.singh@...aro.org>
> > +
> > +description:
> > +  Socionext SC2A11B (Synquacer) SoC based boards
> > +
> > +properties:
> > +  $nodename:
> > +    const: '/'
> > +  compatible:
> > +    oneOf:
> > +      - items:
> > +          - enum:
> > +              - socionext,developer-box
> > +          - const: socionext,synquacer
>
> Last compatible looks very generic. Too generic. Are you sure it
> uniquely identifies one specific SoC (not family, not generation, not
> series)?
>
Yeah it does sound generic, but Synquacer and SC2A11B are
interchangeably used in s/w. And the dts in u-boot use this.
Kojima-san may have the final opinion.

thanks.