tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1# SPDX-License-Identifier: (GPL-2.0+ OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/sound/simple-audio-mux.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Simple Audio Multiplexer
8
9maintainers:
10 - Alexandre Belloni <aleandre.belloni@bootlin.com>
11
12description: |
13 Simple audio multiplexers are driven using gpios, allowing to select which of
14 their input line is connected to the output line.
15
16allOf:
17 - $ref: dai-common.yaml#
18
19properties:
20 compatible:
21 const: simple-audio-mux
22
23 mux-gpios:
24 description: |
25 GPIOs used to select the input line.
26
27 state-labels:
28 description: State of input line. default is "Input 1", "Input 2"
29 $ref: /schemas/types.yaml#/definitions/string-array
30 maxItems: 2
31
32 idle-state:
33 description: If present specifies the state when the mux is powered down
34 $ref: /schemas/mux/mux-controller.yaml#/properties/idle-state
35
36 sound-name-prefix: true
37
38required:
39 - compatible
40 - mux-gpios
41
42additionalProperties: false
43
44examples:
45 - |
46 mux {
47 compatible = "simple-audio-mux";
48 mux-gpios = <&gpio 3 0>;
49 state-labels = "Label_A", "Label_B";
50 idle-state = <0>;
51 };