linux-kernel - Re: [PATCH v3 1/4] dt-bindings: media: Add Allwinner A31 ISP bindings documentation

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Date:   Tue, 19 Apr 2022 08:48:29 -0500
From:   Rob Herring <robh@...nel.org>
To:     Paul Kocialkowski <paul.kocialkowski@...tlin.com>
Cc:     Samuel Holland <samuel@...lland.org>, linux-media@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org,
        linux-staging@...ts.linux.dev,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Hans Verkuil <hans.verkuil@...co.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>
Subject: Re: [PATCH v3 1/4] dt-bindings: media: Add Allwinner A31 ISP
 bindings documentation

On Tue, Apr 19, 2022 at 11:45:50AM +0200, Paul Kocialkowski wrote:
> Hi Samuel,
> 
> On Fri 15 Apr 22, 20:59, Samuel Holland wrote:
> > On 4/15/22 10:37 AM, Paul Kocialkowski wrote:
> > > This introduces YAML bindings documentation for the Allwinner A31 Image
> > > Signal Processor (ISP).
> > > 
> > > Signed-off-by: Paul Kocialkowski <paul.kocialkowski@...tlin.com>
> > > ---
> > >  .../media/allwinner,sun6i-a31-isp.yaml        | 117 ++++++++++++++++++
> > >  1 file changed, 117 insertions(+)
> > >  create mode 100644 Documentation/devicetree/bindings/media/allwinner,sun6i-a31-isp.yaml
> > > 
> > > diff --git a/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-isp.yaml b/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-isp.yaml
> > > new file mode 100644
> > > index 000000000000..ffca216b841f
> > > --- /dev/null
> > > +++ b/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-isp.yaml
> > > @@ -0,0 +1,117 @@
> > > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > > +%YAML 1.2
> > > +---
> > > +$id: http://devicetree.org/schemas/media/allwinner,sun6i-a31-isp.yaml#
> > > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > > +
> > > +title: Allwinner A31 Image Signal Processor Driver (ISP) Device Tree Bindings
> > > +
> > > +maintainers:
> > > +  - Paul Kocialkowski <paul.kocialkowski@...tlin.com>
> > > +
> > > +properties:
> > > +  compatible:
> > > +    enum:
> > > +      - allwinner,sun6i-a31-isp
> > > +      - allwinner,sun8i-v3s-isp
> > > +
> > > +  reg:
> > > +    maxItems: 1
> > > +
> > > +  interrupts:
> > > +    maxItems: 1
> > > +
> > > +  clocks:
> > > +    items:
> > > +      - description: Bus Clock
> > > +      - description: Module Clock
> > > +      - description: DRAM Clock
> > > +
> > > +  clock-names:
> > > +    items:
> > > +      - const: bus
> > > +      - const: mod
> > > +      - const: ram
> > > +
> > > +  resets:
> > > +    maxItems: 1
> > > +
> > > +  ports:
> > > +    $ref: /schemas/graph.yaml#/properties/ports
> > > +
> > > +    properties:
> > > +      port@0:
> > > +        $ref: /schemas/graph.yaml#/$defs/port-base
> > > +        description: CSI0 input port
> > > +
> > > +        properties:
> > > +          reg:
> > > +            const: 0
> > > +
> > > +          endpoint:
> > > +            $ref: /schemas/graph.yaml#/$defs/endpoint-base
> > > +            unevaluatedProperties: false
> > > +
> > > +        additionalProperties: false
> > > +
> > > +      port@1:
> > > +        $ref: /schemas/graph.yaml#/$defs/port-base
> > > +        description: CSI1 input port
> > > +
> > > +        properties:
> > > +          reg:
> > > +            const: 0
> > 
> > Should be "const: 1".
> > 
> > Otherwise,
> > Reviewed-by: Samuel Holland <samuel@...lland.org>
> 
> Good catch and thanks for the review!

Yes, but you should use '/schemas/graph.yaml#/properties/port' ref 
instead and drop 'properties'.

Rob