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Describe the adau1373 Low Power Codec with Speaker and Headphone Amplifier. While at it, properly add a MAINTAINERS entry for ADI sound bindings. Signed-off-by: Nuno Sa <nuno.sa@analog.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://patch.msgid.link/20241028-adau1373-shutdown-v2-2-647f56bbd182@analog.com Signed-off-by: Mark Brown <broonie@kernel.org>
112 lines
2.8 KiB
YAML
112 lines
2.8 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/sound/adi,adau1373.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Analog Devices ADAU1373 CODEC
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maintainers:
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- Nuno Sá <nuno.sa@analog.com>
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description: |
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Analog Devices ADAU1373 Low power codec with speaker and headphone amplifiers.
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https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1373.pdf
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allOf:
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- $ref: dai-common.yaml#
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properties:
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compatible:
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enum:
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- adi,adau1373
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reg:
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maxItems: 1
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"#sound-dai-cells":
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const: 0
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powerdown-gpios:
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description: GPIO used for hardware power-down.
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maxItems: 1
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adi,micbias1-microvolt:
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description:
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This property sets the microphone bias voltage for the first microphone.
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enum: [1800000, 2200000, 2600000, 2900000]
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default: 2900000
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adi,micbias2-microvolt:
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description:
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This property sets the microphone bias voltage for the second microphone.
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enum: [1800000, 2200000, 2600000, 2900000]
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default: 2900000
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adi,input1-differential:
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description: This property sets the first analog input as differential.
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type: boolean
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adi,input2-differential:
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description: This property sets the second analog input as differential.
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type: boolean
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adi,input3-differential:
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description: This property sets the third analog input as differential.
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type: boolean
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adi,input4-differential:
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description: This property sets the fourth analog input as differential.
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type: boolean
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adi,lineout-differential:
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description: This property sets the line output as differential.
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type: boolean
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adi,lineout-gnd-sense:
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description: This property enables the line output ground sense control.
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type: boolean
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adi,drc-settings:
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description:
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This setting is used to control the dynamic range of the signal. The
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device provides a maximum of three full band DRCs with 13 entries each.
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$ref: /schemas/types.yaml#/definitions/uint8-array
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oneOf:
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- minItems: 13
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maxItems: 13
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- minItems: 26
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maxItems: 26
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- minItems: 39
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maxItems: 39
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required:
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- "#sound-dai-cells"
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- compatible
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- reg
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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audio-codec@1a {
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compatible = "adi,adau1373";
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reg = <0x1a>;
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#sound-dai-cells = <0>;
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powerdown-gpios = <&gpio 100 GPIO_ACTIVE_LOW>;
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adi,input2-differential;
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adi,input1-differential;
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adi,lineout-differential;
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adi,micbias2-microvolt = <1800000>;
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adi,drc-settings = /bits/ 8 <
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0xff 0xff 0x1 0x2 0xa 0xa 0xd 0x1 0xff 0xff 0x5 0xd 0xff
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>;
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};
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};
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...
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