Date:   Wed, 25 Jan 2023 23:24:31 +0200
From:   Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To:     Jonathan Cormier <jcormier@criticallink.com>
Cc:     Andrzej Hajda <andrzej.hajda@intel.com>,
        Neil Armstrong <neil.armstrong@linaro.org>,
        Robert Foss <robert.foss@linaro.org>,
        Jonas Karlman <jonas@kwiboo.se>,
        Jernej Skrabec <jernej.skrabec@gmail.com>,
        David Airlie <airlied@gmail.com>,
        Daniel Vetter <daniel@ffwll.ch>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Tomi Valkeinen <tomi.valkeinen@ti.com>,
        Jyri Sarha <jsarha@ti.com>, dri-devel@lists.freedesktop.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        Michael Williamson <michael.williamson@criticallink.com>,
        Bob Duke <bduke@criticallink.com>
Subject: Re: [PATCH 1/4] dt-bindings: display: bridge: tfp410: Add tfp410 i2c
 example
Message-ID: <Y9GeD/vXZ1RJ1MLZ@pendragon.ideasonboard.com>
References: <20230125-tfp410_i2c-v1-0-66a4d4e390b7@criticallink.com>
 <20230125-tfp410_i2c-v1-1-66a4d4e390b7@criticallink.com>
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In-Reply-To: <20230125-tfp410_i2c-v1-1-66a4d4e390b7@criticallink.com>
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Hi Jonathan,

Thank you for the patch.

On Wed, Jan 25, 2023 at 04:09:09PM -0500, Jonathan Cormier wrote:
> Add a i2c example with HDMI connector
> 
> Signed-off-by: Jonathan Cormier <jcormier@criticallink.com>
> ---
>  .../bindings/display/bridge/ti,tfp410.yaml         | 42 ++++++++++++++++++++++
>  1 file changed, 42 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/bridge/ti,tfp410.yaml b/Documentation/devicetree/bindings/display/bridge/ti,tfp410.yaml
> index 4c5dd8ec2951..456214f14b47 100644
> --- a/Documentation/devicetree/bindings/display/bridge/ti,tfp410.yaml
> +++ b/Documentation/devicetree/bindings/display/bridge/ti,tfp410.yaml
> @@ -116,4 +116,46 @@ examples:
>          };
>      };
>  
> +  - |
> +    i2c {
> +      #address-cells = <1>;
> +      #size-cells = <0>;

Please use 4 spaces for indentation, as in the other example.

> +
> +      hdmi_encoder: tfp410@38 {
> +        compatible = "ti,tfp410";
> +        reg = <0x38>;
> +
> +        ports {
> +          address-cells = <1>;
> +          size-cells = <0>;
> +
> +          port@0 {
> +            reg = <0>;
> +            tfp410_in: endpoint {
> +              remote-endpoint = <&dpi1_out>;
> +            };
> +          };
> +
> +          port@1 {
> +            reg = <1>;
> +            tfp410_out: endpoint {
> +              remote-endpoint = <&hdmi_connector_in>;
> +            };
> +          };
> +        };
> +      };
> +    };
> +
> +    hdmi: hdmi_connector {
> +      compatible = "hdmi-connector";
> +      label = "hdmi";
> +      type = "a";
> +      ddc-i2c-bus = <&i2c1>;
> +      port {
> +        hdmi_connector_in: endpoint {
> +          remote-endpoint = <&tfp410_out>;
> +        };
> +      };
> +    };
> +

You can drop the hdmi connector, the example will still validate.

>  ...

-- 
Regards,

Laurent Pinchart