xref: /linux/Documentation/devicetree/bindings/sound/qcom,wsa883x.yaml (revision 55a42f78ffd386e01a5404419f8c5ded7db70a21) 
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  reset-gpios:
33    description: Powerdown/Shutdown line to use (pin SD_N)
34    maxItems: 1
35
36  vdd-supply:
37    description: VDD Supply for the Codec
38
39  qcom,port-mapping:
40    description: |
41      Specifies static port mapping between slave and master ports.
42      In the order of slave port index.
43    $ref: /schemas/types.yaml#/definitions/uint32-array
44    minItems: 4
45    maxItems: 4
46
47  '#thermal-sensor-cells':
48    const: 0
49
50  '#sound-dai-cells':
51    const: 0
52
53required:
54  - compatible
55  - reg
56  - vdd-supply
57  - "#thermal-sensor-cells"
58  - "#sound-dai-cells"
59
60oneOf:
61  - required:
62      - powerdown-gpios
63  - required:
64      - reset-gpios
65
66unevaluatedProperties: false
67
68examples:
69  - |
70    #include <dt-bindings/gpio/gpio.h>
71
72    soundwire@3250000 {
73        #address-cells = <2>;
74        #size-cells = <0>;
75        reg = <0x3250000 0x2000>;
76
77        speaker@0,1 {
78            compatible = "sdw10217020200";
79            reg = <0 1>;
80            powerdown-gpios = <&tlmm 1 GPIO_ACTIVE_LOW>;
81            vdd-supply = <&vreg_s10b_1p8>;
82            #thermal-sensor-cells = <0>;
83            #sound-dai-cells = <0>;
84            sound-name-prefix = "SpkrLeft";
85        };
86
87        speaker@0,2 {
88            compatible = "sdw10217020200";
89            reg = <0 2>;
90            powerdown-gpios = <&tlmm 89 GPIO_ACTIVE_LOW>;
91            vdd-supply = <&vreg_s10b_1p8>;
92            #thermal-sensor-cells = <0>;
93            #sound-dai-cells = <0>;
94            sound-name-prefix = "SpkrRight";
95        };
96    };
97
98...
99