xref: /freebsd/sys/contrib/device-tree/Bindings/sound/adi,adau1977.yaml (revision a64729f5077d77e13b9497cb33ecb3c82e606ee8) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/sound/adi,adau1977.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Analog Devices ADAU1977/ADAU1978/ADAU1979 Quad ADC with Diagnostics
8
9maintainers:
10  - Lars-Peter Clausen <lars@metafoo.de>
11  - Bogdan Togorean <bogdan.togorean@analog.com>
12
13description: |
14  Analog Devices ADAU1977 and similar quad ADC with Diagnostics
15  https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1977.pdf
16  https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1978.pdf
17  https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1979.pdf
18
19properties:
20  compatible:
21    enum:
22      - adi,adau1977
23      - adi,adau1978
24      - adi,adau1979
25
26  reg:
27    maxItems: 1
28
29  "#sound-dai-cells":
30    const: 0
31
32  reset-gpios:
33    maxItems: 1
34
35  AVDD-supply:
36    description: Analog power support for the device.
37
38  DVDD-supply:
39    description: Supply voltage for digital core.
40
41  adi,micbias:
42    description: |
43      Configures the voltage setting for the MICBIAS pin.
44    $ref: /schemas/types.yaml#/definitions/uint32
45    enum: [0, 1, 2, 3, 4, 5, 6, 7, 8]
46    default: 7
47
48required:
49  - reg
50  - compatible
51  - AVDD-supply
52
53allOf:
54  - $ref: dai-common.yaml#
55  - $ref: /schemas/spi/spi-peripheral-props.yaml#
56
57unevaluatedProperties: false
58
59examples:
60  - |
61    #include <dt-bindings/gpio/gpio.h>
62
63    spi {
64        #address-cells = <1>;
65        #size-cells = <0>;
66        adau1977_spi: adau1977@0 {
67            compatible = "adi,adau1977";
68            reg = <0>;
69            spi-max-frequency = <600000>;
70
71            AVDD-supply = <&regulator>;
72            DVDD-supply = <&regulator_digital>;
73
74            reset-gpios = <&gpio 10 GPIO_ACTIVE_LOW>;
75
76            adi,micbias = <3>;
77        };
78    };
79  - |
80    #include <dt-bindings/gpio/gpio.h>
81
82    i2c {
83        #address-cells = <1>;
84        #size-cells = <0>;
85        adau1977_i2c: adau1977@11 {
86            compatible = "adi,adau1977";
87            reg = <0x11>;
88
89            AVDD-supply = <&regulator>;
90            DVDD-supply = <&regulator_digital>;
91
92            reset-gpios = <&gpio 10 GPIO_ACTIVE_LOW>;
93        };
94    };
95