Staging
v0.7.0
v0.7.0
https://github.com/torvalds/linux
Tip revision: ff6992735ade75aae3e35d16b17da1008d753d28 authored by Linus Torvalds on 17 July 2022, 20:30:22 UTC
Linux 5.19-rc7
Linux 5.19-rc7
Tip revision: ff69927
video-mux.yaml
# 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>;
};
};
};
...