Staging
v0.5.1
v0.5.1
https://github.com/torvalds/linux
Tip revision: 30a0b95b1335e12efef89dd78518ed3e4a71a763 authored by Linus Torvalds on 30 October 2022, 22:19:28 UTC
Linux 6.1-rc3
Linux 6.1-rc3
Tip revision: 30a0b95
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>;
};
};
};
...