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+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/video-mux.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Video Multiplexer
+
+maintainers:
+ - Sakari Ailus <sakari.ailus@linux.intel.com>
+ - Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+
+description:
+ 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.
+
+properties:
+ compatible:
+ const: video-mux
+
+ mux-controls:
+ maxItems: 1
+
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
+ ports:
+ $ref: /schemas/graph.yaml#/properties/ports
+
+ patternProperties:
+ '^port@':
+ $ref: /schemas/graph.yaml#/properties/port
+
+ required:
+ - port@0
+ - port@1
+ - port@2
+
+patternProperties:
+ '^port@':
+ $ref: /schemas/graph.yaml#/properties/port
+ description:
+ 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.
+
+required:
+ - compatible
+ - mux-controls
+
+oneOf:
+ - required:
+ - ports
+ - required:
+ - port@0
+ - port@1
+ - port@2
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+
+ 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>;
+ };
+ };
+ };
+...