linux-kernel - Re: [PATCH V5 2/3] dt-bindings: Add Logic PD Type 28 display panel

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Message-ID: <20191016144018.GG5175@pendragon.ideasonboard.com>
Date:   Wed, 16 Oct 2019 17:40:18 +0300
From:   Laurent Pinchart <laurent.pinchart@...asonboard.com>
To:     Adam Ford <aford173@...il.com>
Cc:     dri-devel@...ts.freedesktop.org, linux-omap@...r.kernel.org,
        Thierry Reding <thierry.reding@...il.com>,
        Sam Ravnborg <sam@...nborg.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Sebastian Reichel <sebastian.reichel@...labora.com>,
        Tomi Valkeinen <tomi.valkeinen@...com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V5 2/3] dt-bindings: Add Logic PD Type 28 display panel

Hi Adam,

Thank you for the patch.

On Wed, Oct 16, 2019 at 08:51:46AM -0500, Adam Ford wrote:
> This patch adds documentation of device tree bindings for the WVGA panel
> Logic PD Type 28 display.
> 
> Signed-off-by: Adam Ford <aford173@...il.com>
> ---
> V5:  Replace GPIO_ACTIVE_HIGH with 0 to fix make dt_binding_check -k
> V4:  Update per Rob H's suggestions and copy other panel yaml example from 5.4-rc1
> V3:  Correct build errors from 'make dt_binding_check'
> V2:  Use YAML instead of TXT for binding
> 
> diff --git a/Documentation/devicetree/bindings/display/panel/logicpd,type28.yaml b/Documentation/devicetree/bindings/display/panel/logicpd,type28.yaml
> new file mode 100644
> index 000000000000..2834287b8d88
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/panel/logicpd,type28.yaml
> @@ -0,0 +1,42 @@
> +# SPDX-License-Identifier: GPL-2.0
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/panel/logicpd,type28.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Logic PD Type 28 4.3" WQVGA TFT LCD panel
> +
> +maintainers:
> +  - Adam Ford <aford173@...il.com>
> +
> +allOf:
> +  - $ref: panel-common.yaml#
> +
> +properties:
> +  compatible:
> +    const: logicpd,type28
> +
> +  power-supply: true
> +  enable-gpios: true
> +  backlight: true
> +  port: true
> +
> +required:
> +  - compatible

Should the port be required too ? Apart from that,

Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>

> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    lcd0: display {
> +      compatible = "logicpd,type28";
> +      enable-gpios = <&gpio5 27 0>;
> +      backlight = <&backlight>;
> +      port {
> +        lcd_in: endpoint {
> +          remote-endpoint = <&dpi_out>;
> +        };
> +      };
> +    };
> +
> +...

-- 
Regards,

Laurent Pinchart