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| 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 | + |
| 7 | +title: Analog Devices ADAU1373 CODEC |
| 8 | + |
| 9 | +maintainers: |
| 10 | + |
| 11 | + |
| 12 | +description: | |
| 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 | +
|
| 16 | +allOf: |
| 17 | + - $ref: dai-common.yaml# |
| 18 | + |
| 19 | +properties: |
| 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 | + |
| 83 | +required: |
| 84 | + - "#sound-dai-cells" |
| 85 | + - compatible |
| 86 | + - reg |
| 87 | + |
| 88 | +unevaluatedProperties: false |
| 89 | + |
| 90 | +examples: |
| 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 | +... |
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