1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/sound/qcom,wsa883x.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Qualcomm WSA8830/WSA8832/WSA8835
8 smart speaker amplifier
9
10 maintainers:
11 - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
12
13 description: |
14 WSA883X is the Qualcomm Aqstic smart speaker amplifier
15 Their primary operating mode uses a SoundWire digital audio
16 interface. This binding is for SoundWire interface.
17
18 allOf:
19 - $ref: dai-common.yaml#
20
21 properties:
22 compatible:
23 const: sdw10217020200
24
25 reg:
26 maxItems: 1
27
28 powerdown-gpios:
29 description: GPIO spec for Powerdown/Shutdown line to use (pin SD_N)
30 maxItems: 1
31
32 vdd-supply:
33 description: VDD Supply for the Codec
34
35 qcom,port-mapping:
36 description: |
37 Specifies static port mapping between slave and master ports.
38 In the order of slave port index.
39 $ref: /schemas/types.yaml#/definitions/uint32-array
40 minItems: 4
41 maxItems: 4
42
43 '#thermal-sensor-cells':
44 const: 0
45
46 '#sound-dai-cells':
47 const: 0
48
49 required:
50 - compatible
51 - reg
52 - vdd-supply
53 - powerdown-gpios
54 - "#thermal-sensor-cells"
55 - "#sound-dai-cells"
56
57 unevaluatedProperties: false
58
59 examples:
60 - |
61 #include <dt-bindings/gpio/gpio.h>
62
63 soundwire@3250000 {
64 #address-cells = <2>;
65 #size-cells = <0>;
66 reg = <0x3250000 0x2000>;
67
68 speaker@0,1 {
69 compatible = "sdw10217020200";
70 reg = <0 1>;
71 powerdown-gpios = <&tlmm 1 GPIO_ACTIVE_LOW>;
72 vdd-supply = <&vreg_s10b_1p8>;
73 #thermal-sensor-cells = <0>;
74 #sound-dai-cells = <0>;
75 sound-name-prefix = "SpkrLeft";
76 };
77
78 speaker@0,2 {
79 compatible = "sdw10217020200";
80 reg = <0 2>;
81 powerdown-gpios = <&tlmm 89 GPIO_ACTIVE_LOW>;
82 vdd-supply = <&vreg_s10b_1p8>;
83 #thermal-sensor-cells = <0>;
84 #sound-dai-cells = <0>;
85 sound-name-prefix = "SpkrRight";
86 };
87 };
88
89 ...
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