xref: /linux/Documentation/devicetree/bindings/sound/qcom,wcd938x-sdw.yaml (revision 58d416351e6df1a41d415958ccdd8eb9c2173fed) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/sound/qcom,wcd938x-sdw.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Bindings for Qualcomm SoundWire Slave devices on WCD9380/WCD9385
8
9maintainers:
10  - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
11
12description: |
13  Qualcomm WCD9380/WCD9385 Codec is a standalone Hi-Fi audio codec IC.
14  It has RX and TX Soundwire slave devices. This bindings is for the
15  slave devices.
16
17properties:
18  compatible:
19    const: sdw20217010d00
20
21  reg:
22    maxItems: 1
23
24  qcom,tx-port-mapping:
25    description: |
26      Specifies static port mapping between slave and master tx ports.
27      In the order of slave port index.
28    $ref: /schemas/types.yaml#/definitions/uint32-array
29    minItems: 4
30    maxItems: 4
31
32  qcom,rx-port-mapping:
33    description: |
34      Specifies static port mapping between slave and master rx ports.
35      In the order of slave port index.
36    $ref: /schemas/types.yaml#/definitions/uint32-array
37    minItems: 5
38    maxItems: 5
39
40required:
41  - compatible
42  - reg
43
44additionalProperties: false
45
46examples:
47  - |
48    soundwire@3210000 {
49        #address-cells = <2>;
50        #size-cells = <0>;
51        reg = <0x03210000 0x2000>;
52        wcd938x_rx: codec@0,4 {
53            compatible = "sdw20217010d00";
54            reg  = <0 4>;
55            qcom,rx-port-mapping = <1 2 3 4 5>;
56        };
57    };
58
59    soundwire@3230000 {
60        #address-cells = <2>;
61        #size-cells = <0>;
62        reg = <0x03230000 0x2000>;
63        wcd938x_tx: codec@0,3 {
64            compatible = "sdw20217010d00";
65            reg  = <0 3>;
66            qcom,tx-port-mapping = <2 3 4 5>;
67        };
68    };
69
70...
71