Re: [PATCH v3 1/3] dt-bindings: display: panel: add common dual-display schema

[Laurent Pinchart <laurent.pinchart@ideasonboard.com>]

Hi Krzysztof,

Thank you for the patch.

On Wed, Aug 23, 2023 at 10:14:58AM +0200, Krzysztof Kozlowski wrote:
> Add schema with common properties shared among dual display panel ICs.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> 
> ---
> 
> v2: https://lore.kernel.org/all/20230502120036.47165-1-krzysztof.kozlowski@linaro.org/
> v1: https://lore.kernel.org/all/20230416153929.356330-1-krzysztof.kozlowski@linaro.org/
> 
> Changes since v2:
> 1. New Patch
> ---
>  .../display/panel/panel-common-dual.yaml      | 46 +++++++++++++++++++
>  1 file changed, 46 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/panel/panel-common-dual.yaml
> 
> diff --git a/Documentation/devicetree/bindings/display/panel/panel-common-dual.yaml b/Documentation/devicetree/bindings/display/panel/panel-common-dual.yaml
> new file mode 100644
> index 000000000000..83fcd643b5f5
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/panel/panel-common-dual.yaml
> @@ -0,0 +1,46 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/panel/panel-common-dual.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Common Properties for Dual-Display Panels
> +
> +maintainers:
> +  - Thierry Reding <thierry.reding@gmail.com>
> +  - Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
> +
> +description:
> +  Properties common for Panel IC supporting dual display panels.

Could you elaborate on what you mean by dual display panels ? From what
I understand of the patch series, this seems to be what I have called
dual port panels, that is panels that have two input ports to double the
bandwidth, but still operate as one display.

> +
> +allOf:
> +  - $ref: panel-common.yaml#
> +
> +properties:
> +  ports:
> +    $ref: /schemas/graph.yaml#/properties/ports
> +    additionalProperties: false
> +
> +    properties:
> +      port@0:
> +        $ref: /schemas/graph.yaml#/properties/port
> +        description: First display panel
> +
> +      port@1:
> +        $ref: /schemas/graph.yaml#/properties/port
> +        description: Second display panel
> +
> +      "#address-cells": true
> +      "#size-cells": true
> +
> +    required:
> +      - port@0
> +
> +# Single-panel setups are still allowed.
> +oneOf:
> +  - required:
> +      - ports
> +  - required:
> +      - port
> +
> +additionalProperties: true

-- 
Regards,

Laurent Pinchart