adi,adau1373.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/sound/adi,adau1373.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Analog Devices ADAU1373 CODEC
  8
  9maintainers:
 10  - Nuno Sá <nuno.sa@analog.com>
 11
 12description: |
 13  Analog Devices ADAU1373 Low power codec with speaker and headphone amplifiers.
 14  https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1373.pdf
 15
 16allOf:
 17  - $ref: dai-common.yaml#
 18
 19properties:
 20  compatible:
 21    enum:
 22      - adi,adau1373
 23
 24  reg:
 25    maxItems: 1
 26
 27  "#sound-dai-cells":
 28    const: 0
 29
 30  powerdown-gpios:
 31    description: GPIO used for hardware power-down.
 32    maxItems: 1
 33
 34  adi,micbias1-microvolt:
 35    description:
 36      This property sets the microphone bias voltage for the first microphone.
 37    enum: [1800000, 2200000, 2600000, 2900000]
 38    default: 2900000
 39
 40  adi,micbias2-microvolt:
 41    description:
 42      This property sets the microphone bias voltage for the second microphone.
 43    enum: [1800000, 2200000, 2600000, 2900000]
 44    default: 2900000
 45
 46  adi,input1-differential:
 47    description: This property sets the first analog input as differential.
 48    type: boolean
 49
 50  adi,input2-differential:
 51    description: This property sets the second analog input as differential.
 52    type: boolean
 53
 54  adi,input3-differential:
 55    description: This property sets the third analog input as differential.
 56    type: boolean
 57
 58  adi,input4-differential:
 59    description: This property sets the fourth analog input as differential.
 60    type: boolean
 61
 62  adi,lineout-differential:
 63    description: This property sets the line output as differential.
 64    type: boolean
 65
 66  adi,lineout-gnd-sense:
 67    description: This property enables the line output ground sense control.
 68    type: boolean
 69
 70  adi,drc-settings:
 71    description:
 72      This setting is used to control the dynamic range of the signal. The
 73      device provides a maximum of three full band DRCs with 13 entries each.
 74    $ref: /schemas/types.yaml#/definitions/uint8-array
 75    oneOf:
 76      - minItems: 13
 77        maxItems: 13
 78      - minItems: 26
 79        maxItems: 26
 80      - minItems: 39
 81        maxItems: 39
 82
 83required:
 84  - "#sound-dai-cells"
 85  - compatible
 86  - reg
 87
 88unevaluatedProperties: false
 89
 90examples:
 91  - |
 92    #include <dt-bindings/gpio/gpio.h>
 93
 94    i2c {
 95        #address-cells = <1>;
 96        #size-cells = <0>;
 97        audio-codec@1a {
 98            compatible = "adi,adau1373";
 99            reg = <0x1a>;
100            #sound-dai-cells = <0>;
101            powerdown-gpios = <&gpio 100 GPIO_ACTIVE_LOW>;
102            adi,input2-differential;
103            adi,input1-differential;
104            adi,lineout-differential;
105            adi,micbias2-microvolt = <1800000>;
106            adi,drc-settings = /bits/ 8 <
107                0xff 0xff 0x1 0x2 0xa 0xa 0xd 0x1 0xff 0xff 0x5 0xd 0xff
108            >;
109        };
110    };
111...