linux-kernel - Re: [PATCH 2/3] dt-bindings: display: panel: Add binding document for Xinpeng XPP055C272

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Message-ID: <20191214075412.GB22818@ravnborg.org>
Date:   Sat, 14 Dec 2019 08:54:12 +0100
From:   Sam Ravnborg <sam@...nborg.org>
To:     Heiko Stuebner <heiko@...ech.de>
Cc:     thierry.reding@...il.com, mark.rutland@....com,
        devicetree@...r.kernel.org,
        Heiko Stuebner <heiko.stuebner@...obroma-systems.com>,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        robh+dt@...nel.org, christoph.muellner@...obroma-systems.com
Subject: Re: [PATCH 2/3] dt-bindings: display: panel: Add binding document
 for Xinpeng XPP055C272

Hi Heiko.


On Mon, Dec 09, 2019 at 03:42:07PM +0100, Heiko Stuebner wrote:
> From: Heiko Stuebner <heiko.stuebner@...obroma-systems.com>
> 
> The XPP055C272 is a 5.5" 720x1280 DSI display.
Can we get the size info included in the title in the binding?
Then all relavant info is in the binding, and no git digging is needed.

> 
> Signed-off-by: Heiko Stuebner <heiko.stuebner@...obroma-systems.com>
> ---
>  .../display/panel/xinpeng,xpp055c272.yaml     | 45 +++++++++++++++++++
>  1 file changed, 45 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/panel/xinpeng,xpp055c272.yaml
> 
> diff --git a/Documentation/devicetree/bindings/display/panel/xinpeng,xpp055c272.yaml b/Documentation/devicetree/bindings/display/panel/xinpeng,xpp055c272.yaml
> new file mode 100644
> index 000000000000..4515d44d189b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/panel/xinpeng,xpp055c272.yaml
> @@ -0,0 +1,45 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/panel/sony,acx424akp.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Xinpeng XPP055C272 720x1280 DSI panel
> +
> +maintainers:
> +  - Heiko Stuebner <heiko.stuebner@...obroma-systems.com>
> +
> +allOf:
> +  - $ref: panel-common.yaml#
> +
> +properties:
> +  compatible:
> +    const: xinpeng,xpp055c272
> +  reg: true
> +  backlight: true
> +  port: true
> +  reset-gpios: true
> +  iovcc-supply:
> +     description: regulator that supplies the iovcc voltage
> +  vci-supply:
> +     description: regulator that supplies the vci voltage
> +
> +required:
> +  - compatible
> +  - reg
One would assume the display also required power to operate.

> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    dsi@...50000 {
> +        panel@0 {
> +            compatible = "xinpeng,xpp055c272";
> +            reg = <0>;
> +            backlight = <&backlight>;
> +            iovcc-supply = <&vcc_1v8>;
> +            vci-supply = <&vcc3v3_lcd>;
> +        };
> +    };
> +
> +...

With the few things mentioned above fixed:
Reviewed-by: Sam Ravnborg <sam@...nborg.org>