93 lines
2.1 KiB
YAML
93 lines
2.1 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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$id: http://devicetree.org/schemas/sound/adi,adau1977.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Analog Devices ADAU1977/ADAU1978/ADAU1979 Quad ADC with Diagnostics
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maintainers:
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- Lars-Peter Clausen <lars@metafoo.de>
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- Bogdan Togorean <bogdan.togorean@analog.com>
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description: |
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Analog Devices ADAU1977 and similar quad ADC with Diagnostics
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https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1977.pdf
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https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1978.pdf
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https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU1979.pdf
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properties:
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compatible:
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enum:
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- adi,adau1977
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- adi,adau1978
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- adi,adau1979
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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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reset-gpios:
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maxItems: 1
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spi-max-frequency: true
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AVDD-supply:
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description: Analog power support for the device.
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DVDD-supply:
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description: Supply voltage for digital core.
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adi,micbias:
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description: |
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Configures the voltage setting for the MICBIAS pin.
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$ref: /schemas/types.yaml#/definitions/uint32
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enum: [0, 1, 2, 3, 4, 5, 6, 7, 8]
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default: 7
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required:
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- reg
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- compatible
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- AVDD-supply
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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spi {
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#address-cells = <1>;
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#size-cells = <0>;
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adau1977_spi: adau1977@0 {
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compatible = "adi,adau1977";
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reg = <0>;
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spi-max-frequency = <600000>;
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AVDD-supply = <®ulator>;
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DVDD-supply = <®ulator_digital>;
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reset-gpios = <&gpio 10 GPIO_ACTIVE_LOW>;
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adi,micbias = <3>;
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};
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};
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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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adau1977_i2c: adau1977@11 {
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compatible = "adi,adau1977";
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reg = <0x11>;
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AVDD-supply = <®ulator>;
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DVDD-supply = <®ulator_digital>;
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reset-gpios = <&gpio 10 GPIO_ACTIVE_LOW>;
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};
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};
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