xref: /linux/Documentation/devicetree/bindings/sound/qcom,wsa883x.yaml (revision 8e1bb4a41aa78d6105e59186af3dcd545fc66e70) 
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
7title: Qualcomm WSA8830/WSA8832/WSA8835
8  smart speaker amplifier
9
10maintainers:
11  - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
12
13description: |
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
18allOf:
19  - $ref: dai-common.yaml#
20
21properties:
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
49required:
50  - compatible
51  - reg
52  - vdd-supply
53  - powerdown-gpios
54  - "#thermal-sensor-cells"
55  - "#sound-dai-cells"
56
57unevaluatedProperties: false
58
59examples:
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...
90