xref: /linux/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml (revision a3a02a52bcfcbcc4a637d4b68bf1bc391c9fad02) 
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  us-euro-gpios:
27    description: GPIO spec for swapping gnd and mic segments
28    maxItems: 1
29
30required:
31  - compatible
32
33unevaluatedProperties: false
34
35examples:
36  - |
37    #include <dt-bindings/gpio/gpio.h>
38    codec {
39        compatible = "qcom,wcd9380-codec";
40        reset-gpios = <&tlmm 32 GPIO_ACTIVE_LOW>;
41        #sound-dai-cells = <1>;
42        qcom,tx-device = <&wcd938x_tx>;
43        qcom,rx-device = <&wcd938x_rx>;
44        qcom,micbias1-microvolt = <1800000>;
45        qcom,micbias2-microvolt = <1800000>;
46        qcom,micbias3-microvolt = <1800000>;
47        qcom,micbias4-microvolt = <1800000>;
48        qcom,hphl-jack-type-normally-closed;
49        qcom,ground-jack-type-normally-closed;
50        qcom,mbhc-buttons-vthreshold-microvolt = <75000 150000 237000 500000 500000 500000 500000 500000>;
51        qcom,mbhc-headphone-vthreshold-microvolt = <50000>;
52    };
53
54    /* ... */
55
56    soundwire@3210000 {
57        #address-cells = <2>;
58        #size-cells = <0>;
59        reg = <0x03210000 0x2000>;
60        wcd938x_rx: codec@0,4 {
61            compatible = "sdw20217010d00";
62            reg = <0 4>;
63            qcom,rx-port-mapping = <1 2 3 4 5>;
64        };
65    };
66
67    soundwire@3230000 {
68        #address-cells = <2>;
69        #size-cells = <0>;
70        reg = <0x03230000 0x2000>;
71        wcd938x_tx: codec@0,3 {
72            compatible = "sdw20217010d00";
73            reg = <0 3>;
74            qcom,tx-port-mapping = <2 3 4 5>;
75        };
76    };
77
78...
79