linux-kernel - Re: [PATCH] dt-bindings: display: bridge: document Toshiba TC358768 cells and panel node

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Date:   Thu, 16 Dec 2021 09:13:03 -0600
From:   Rob Herring <robh+dt@...nel.org>
To:     David Heidelberg <david@...t.cz>
Cc:     Thierry Reding <thierry.reding@...il.com>,
        Dmitry Osipenko <digetx@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Peter Ujfalusi <peter.ujfalusi@...com>,
        devicetree@...r.kernel.org,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        ~okias/devicetree@...ts.sr.ht,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] dt-bindings: display: bridge: document Toshiba TC358768
 cells and panel node

On Wed, Dec 15, 2021 at 9:38 AM David Heidelberg <david@...t.cz> wrote:
>
> Properties #address-cells and #size-cells are valid.
> The bridge node can also contains panel node.
>
> Signed-off-by: David Heidelberg <david@...t.cz>
> ---
>  .../bindings/display/bridge/toshiba,tc358768.yaml      | 10 ++++++++++
>  1 file changed, 10 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358768.yaml b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358768.yaml
> index eacfe7165083..3186d9dffd98 100644
> --- a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358768.yaml
> +++ b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358768.yaml
> @@ -69,6 +69,16 @@ properties:
>        - port@0
>        - port@1
>
> +  '#address-cells':
> +    const: 1
> +
> +  '#size-cells':
> +    const: 0
> +
> +patternProperties:
> +  "^panel@[0-3]$":
> +    $ref: ../panel/panel-common.yaml

It's possible to attach something that doesn't use panel-common.yaml
and if it did, it would be applied by that schema.

What you need is to just reference dsi-controller.yaml at the top level.

Rob