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
7 title: Qualcomm WCD9380/WCD9385 Audio Codec
8
9 maintainers:
10 - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
11
12 description: |
13 Qualcomm WCD9380/WCD9385 Codec is a standalone Hi-Fi audio codec IC.
14 It has RX and TX Soundwire slave devices.
15
16 allOf:
17 - $ref: dai-common.yaml#
18 - $ref: qcom,wcd93xx-common.yaml#
19
20 properties:
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
30 required:
31 - compatible
32
33 unevaluatedProperties: false
34
35 examples:
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 ...
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