linux-kernel - Re: [PATCH v2 07/10] dt-bindings: tc358754: add DT bindings

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Date:   Wed, 30 May 2018 15:36:29 +0300
From:   Laurent Pinchart <laurent.pinchart@...asonboard.com>
To:     Maciej Purski <m.purski@...sung.com>
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, devicetree@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, David Airlie <airlied@...ux.ie>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Thierry Reding <thierry.reding@...il.com>,
        Kukjin Kim <kgene@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Archit Taneja <architt@...eaurora.org>,
        Andrzej Hajda <a.hajda@...sung.com>,
        Inki Dae <inki.dae@...sung.com>,
        Joonyoung Shim <jy0922.shim@...sung.com>,
        Seung-Woo Kim <sw0312.kim@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: Re: [PATCH v2 07/10] dt-bindings: tc358754: add DT bindings

Hi Maciej,

On Wednesday, 30 May 2018 15:15:58 EEST Maciej Purski wrote:
> From: Andrzej Hajda <a.hajda@...sung.com>
> 
> The patch adds bindings to Toshiba DSI/LVDS bridge TC358764.
> Bindings describe power supplies, reset gpio and video interfaces.
> 
> Signed-off-by: Andrzej Hajda <a.hajda@...sung.com>
> Signed-off-by: Maciej Purski <m.purski@...sung.com>
> ---
>  .../bindings/display/bridge/toshiba,tc358764.txt   | 37 +++++++++++++++++++
>  1 file changed, 37 insertions(+)
>  create mode 100644
> Documentation/devicetree/bindings/display/bridge/toshiba,tc358764.txt
> 
> diff --git
> a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358764.txt
> b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358764.txt new
> file mode 100644
> index 0000000..6eda14f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358764.txt
> @@ -0,0 +1,37 @@
> +TC358764 MIPI-DSI to LVDS panel bridge
> +
> +Required properties:
> +  - compatible: "toshiba,tc358764"
> +  - reg: the virtual channel number of a DSI peripheral
> +  - vddc-supply: core voltage supply, 1.2V
> +  - vddio-supply: I/O voltage supply, 1.8V or 3.3V
> +  - vddlvds-supply: LVDS1/2 voltage supply, 3.3V
> +  - reset-gpios: a GPIO spec for the reset pin
> +
> +The device node can contain zero to two 'port' child nodes, each with one
> +child 'endpoint' node, according to the bindings defined in [1].
> +The following are properties specific to those nodes.
> +
> +port:
> +  - reg: (required) can be 0 for DSI port or 1 for LVDS port;
> +
> +[1]: Documentation/devicetree/bindings/media/video-interfaces.txt

Could you please take the comments I made on v1 into account when you'll post 
v3 ?

> +Example:
> +
> +	bridge@0 {
> +		reg = <0>;
> +		compatible = "toshiba,tc358764";
> +		vddc-supply = <&vcc_1v2_reg>;
> +		vddio-supply = <&vcc_1v8_reg>;
> +		vddlvds-supply = <&vcc_3v3_reg>;
> +		reset-gpios = <&gpd1 6 GPIO_ACTIVE_LOW>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		port@1 {
> +			reg = <1>;
> +			lvds_ep: endpoint {
> +				remote-endpoint = <&panel_ep>;
> +			};
> +		};
> +	};


-- 
Regards,

Laurent Pinchart