xref: /linux/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml (revision e7e86d7697c6ed1dbbde18d7185c35b6967945ed) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/sound/qcom,wcd938x.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm WCD9380/WCD9385 Audio Codec
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.
15
16allOf:
17  - $ref: dai-common.yaml#
18  - $ref: qcom,wcd93xx-common.yaml#
19
20properties:
21  compatible:
22    enum:
23      - qcom,wcd9380-codec
24      - qcom,wcd9385-codec
25
26  mux-controls:
27    description: A reference to the audio mux switch for
28      switching CTIA/OMTP Headset types
29    maxItems: 1
30
31  us-euro-gpios:
32    description: GPIO spec for swapping gnd and mic segments
33    maxItems: 1
34    deprecated: true
35
36required:
37  - compatible
38
39unevaluatedProperties: false
40
41examples:
42  - |
43    #include <dt-bindings/gpio/gpio.h>
44    codec {
45        compatible = "qcom,wcd9380-codec";
46        reset-gpios = <&tlmm 32 GPIO_ACTIVE_LOW>;
47        #sound-dai-cells = <1>;
48        qcom,tx-device = <&wcd938x_tx>;
49        qcom,rx-device = <&wcd938x_rx>;
50        qcom,micbias1-microvolt = <1800000>;
51        qcom,micbias2-microvolt = <1800000>;
52        qcom,micbias3-microvolt = <1800000>;
53        qcom,micbias4-microvolt = <1800000>;
54        qcom,hphl-jack-type-normally-closed;
55        qcom,ground-jack-type-normally-closed;
56        qcom,mbhc-buttons-vthreshold-microvolt = <75000 150000 237000 500000 500000 500000 500000 500000>;
57        qcom,mbhc-headphone-vthreshold-microvolt = <50000>;
58    };
59
60    /* ... */
61
62    soundwire@3210000 {
63        #address-cells = <2>;
64        #size-cells = <0>;
65        reg = <0x03210000 0x2000>;
66        wcd938x_rx: codec@0,4 {
67            compatible = "sdw20217010d00";
68            reg = <0 4>;
69            qcom,rx-port-mapping = <1 2 3 4 5>;
70        };
71    };
72
73    soundwire@3230000 {
74        #address-cells = <2>;
75        #size-cells = <0>;
76        reg = <0x03230000 0x2000>;
77        wcd938x_tx: codec@0,3 {
78            compatible = "sdw20217010d00";
79            reg = <0 3>;
80            qcom,tx-port-mapping = <2 3 4 5>;
81        };
82    };
83
84...
85