linux-kernel - Re: [PATCH 1/2] dt-bindings: display: panel: document the Visionox VTDR6130 AMOLED DSI Panel bindings

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Date:   Tue, 3 Jan 2023 18:57:48 +0100
From:   Sam Ravnborg <sam@...nborg.org>
To:     Neil Armstrong <neil.armstrong@...aro.org>
Cc:     Thierry Reding <thierry.reding@...il.com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: display: panel: document the Visionox
 VTDR6130 AMOLED DSI Panel bindings

Hi Neil,

On Tue, Jan 03, 2023 at 03:22:27PM +0100, Neil Armstrong wrote:
> Document the 1080x2400 Visionox VTDR6130 AMOLED DSI Panel bindings.
> 
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
> ---
>  .../bindings/display/panel/visionox,vtdr6130.yaml  | 53 ++++++++++++++++++++++
>  1 file changed, 53 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/panel/visionox,vtdr6130.yaml b/Documentation/devicetree/bindings/display/panel/visionox,vtdr6130.yaml
> new file mode 100644
> index 000000000000..49e2fd4b4e99
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/panel/visionox,vtdr6130.yaml
> @@ -0,0 +1,53 @@
> +# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/panel/visionox,vtdr6130.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Visionox VTDR6130 AMOLED DSI Panel
> +
> +maintainers:
> +  - Neil Armstrong <neil.armstrong@...aro.org>
> +
> +allOf:
> +  - $ref: panel-common.yaml#
> +
> +properties:
> +  compatible:
> +    const: visionox,vtdr6130
> +
> +  vddio-supply: true
> +  vci-supply: true
> +  vdd-supply: true
These 3 looks wrong to me, as the above are not documented in panel-common.
But maybe I miss something and this is OK?

	Sam

> +  port: true
> +  reset-gpios: true
> +
> +additionalProperties: false
> +
> +required:
> +  - compatible
> +  - vddio-supply
> +  - vci-supply
> +  - vdd-supply
> +  - reset-gpios
> +  - port
> +
> +examples:
> +  - |
> +    #include <dt-bindings/gpio/gpio.h>
> +    panel {
> +        compatible = "visionox,vtdr6130";
> +
> +        vddio-supply = <&vreg_l12b_1p8>;
> +        vci-supply = <&vreg_l13b_3p0>;
> +        vdd-supply = <&vreg_l11b_1p2>;
> +
> +        reset-gpios = <&tlmm 133 GPIO_ACTIVE_LOW>;
> +
> +        port {
> +            panel0_in: endpoint {
> +                remote-endpoint = <&dsi0_out>;
> +            };
> +        };
> +    };
> +...
> 
> -- 
> 2.34.1