Re: [PATCH v3 1/2] [media] dt-bindings: Add bindings for video-multiplexer device

[Sebastian Reichel <sebastian.reichel@collabora.co.uk>]

[-- Attachment #1: Type: text/plain, Size: 2931 bytes --]

Hi,

On Thu, May 04, 2017 at 03:38:56PM +0200, Philipp Zabel wrote:
> Add bindings documentation for the video multiplexer device.
> 
> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
> Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
> Acked-by: Peter Rosin <peda@axentia.se>
> Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>

Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>

-- Sebastian

> ---
> No changes since v2 [1].
> 
> This was previously sent as part of Steve's i.MX media series [2].
> 
> [1] https://patchwork.kernel.org/patch/9708235/
> [2] https://patchwork.kernel.org/patch/9647951/
> ---
>  .../devicetree/bindings/media/video-mux.txt        | 60 ++++++++++++++++++++++
>  1 file changed, 60 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/video-mux.txt
> 
> diff --git a/Documentation/devicetree/bindings/media/video-mux.txt b/Documentation/devicetree/bindings/media/video-mux.txt
> new file mode 100644
> index 0000000000000..63b9dc913e456
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/video-mux.txt
> @@ -0,0 +1,60 @@
> +Video Multiplexer
> +=================
> +
> +Video multiplexers allow to select between multiple input ports. Video received
> +on the active input port is passed through to the output port. Muxes described
> +by this binding are controlled by a multiplexer controller that is described by
> +the bindings in Documentation/devicetree/bindings/mux/mux-controller.txt
> +
> +Required properties:
> +- compatible : should be "video-mux"
> +- mux-controls : mux controller node to use for operating the mux
> +- #address-cells: should be <1>
> +- #size-cells: should be <0>
> +- port@*: at least three port nodes containing endpoints connecting to the
> +  source and sink devices according to of_graph bindings. The last port is
> +  the output port, all others are inputs.
> +
> +Optionally, #address-cells, #size-cells, and port nodes can be grouped under a
> +ports node as described in Documentation/devicetree/bindings/graph.txt.
> +
> +Example:
> +
> +	mux: mux-controller {
> +		compatible = "gpio-mux";
> +		#mux-control-cells = <0>;
> +
> +		mux-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
> +	};
> +
> +	video-mux {
> +		compatible = "video-mux";
> +		mux-controls = <&mux>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		port@0 {
> +			reg = <0>;
> +
> +			mux_in0: endpoint {
> +				remote-endpoint = <&video_source0_out>;
> +			};
> +		};
> +
> +		port@1 {
> +			reg = <1>;
> +
> +			mux_in1: endpoint {
> +				remote-endpoint = <&video_source1_out>;
> +			};
> +		};
> +
> +		port@2 {
> +			reg = <2>;
> +
> +			mux_out: endpoint {
> +				remote-endpoint = <&capture_interface_in>;
> +			};
> +		};
> +	};
> +};
> -- 
> 2.11.0
> 

[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 833 bytes --]