Re: [RFC v2 1/2] Documentation: bridge: Add documentation for ps8640 DT properties

From: Rob Herring <robh@kernel.org>
To: Jitao Shi <jitao.shi@mediatek.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
	dri-devel@lists.freedesktop.org, yingjoe.chen@mediatek.com,
	Ajay Kumar <ajaykumar.rs@samsung.com>,
	Vincent Palatin <vpalatin@chromium.org>,
	cawa.cheng@mediatek.com, bibby.hsieh@mediatek.com,
	Russell King <rmk+kernel@arm.linux.org.uk>,
	Thierry Reding <treding@nvidia.com>,
	devicetree@vger.kernel.org, Pawel Moll <pawel.moll@arm.com>,
	Ian Campbell <ijc+devicetree@hellion.org.uk>,
	linux-mediatek@lists.infradead.org,
	Andy Yan <andy.yan@rock-chips.com>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	eddie.huang@mediatek.com, linux-arm-kernel@lists.infradead.org,
	Rahul Sharma <rahul.sharma@samsung.com>,
	srv_heupstream@mediatek.com, linux-kernel@vger.kernel.org,
	Sascha Hauer <kernel@pengutronix.de>,
	Kumar Gala <galak@codeaurora.org>
Subject: Re: [RFC v2 1/2] Documentation: bridge: Add documentation for ps8640 DT properties
Date: Thu, 5 Nov 2015 20:02:51 -0600	[thread overview]
Message-ID: <20151106020251.GA3234@rob-hp-laptop> (raw)
In-Reply-To: <1446430166-7378-1-git-send-email-jitao.shi@mediatek.com>

On Mon, Nov 02, 2015 at 10:09:25AM +0800, Jitao Shi wrote:
> Add documentation for DT properties supported by
> ps8640 DSI-eDP converter.
> 
> Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>

Acked-by: Rob Herring <robh@kernel.org>

> ---
>  .../devicetree/bindings/display/bridge/ps8640.txt  |   43 ++++++++++++++++++++
>  1 file changed, 43 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/bridge/ps8640.txt
> 
> diff --git a/Documentation/devicetree/bindings/display/bridge/ps8640.txt b/Documentation/devicetree/bindings/display/bridge/ps8640.txt
> new file mode 100644
> index 0000000..7edc547
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/bridge/ps8640.txt
> @@ -0,0 +1,43 @@
> +ps8640-bridge bindings
> +
> +Required properties:
> +	- compatible: "parade,ps8640"
> +	- reg: first page address of the bridge.
> +	- sleep-gpios: OF device-tree gpio specification for PD_ pin.
> +	- reset-gpios: OF device-tree gpio specification for reset pin.
> +	- mode-sel-gpios: OF device-tree gpio specification for mode-sel pin.
> +	- vdd12-supply: OF device-tree regulator specification for 1.2V power.
> +	- vdd33-supply: OF device-tree regulator specification for 3.3V power.
> +	- ports: The device node can contain video interface port nodes per
> +		 the video-interfaces bind[1]. For port@0,set the reg = <0> as
> +		 ps8640 dsi in and port@1,set the reg = <1> as ps8640 eDP out.
> +
> +[1]: Documentation/devicetree/bindings/media/video-interfaces.txt
> +
> +Example:
> +	edp-bridge@18 {
> +		compatible = "parade,ps8640";
> +		reg = <0x18>;
> +		sleep-gpios = <&pio 116 GPIO_ACTIVE_HIGH>;
> +		reset-gpios = <&pio 115 GPIO_ACTIVE_HIGH>;
> +		mode-sel-gpios = <&pio 92 GPIO_ACTIVE_HIGH>;
> +		ps8640-1v2-supply = <&ps8640_fixed_1v2>;
> +		ps8640-3v3-supply = <&mt6397_vgp2_reg>;
> +
> +		ports {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			port@0 {
> +				reg = <0>;
> +				ps8640_in: endpoint {
> +					remote-endpoint = <&dsi0_out>;
> +				};
> +			};
> +			port@1 {
> +				reg = <1>;
> +				ps8640_out: endpoint {
> +					remote-endpoint = <&panel_in>;
> +				};
> +			};
> +		};
> +	};
> -- 
> 1.7.9.5
> 
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