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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/adi,adau7118.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Analog Devices ADAU7118 8 Channel PDM to I2S/TDM Converter
maintainers:
- Nuno Sá <nuno.sa@analog.com>
description: |
Analog Devices ADAU7118 8 Channel PDM to I2S/TDM Converter over I2C or HW
standalone mode.
https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU7118.pdf
properties:
compatible:
enum:
- adi,adau7118
reg:
maxItems: 1
"#sound-dai-cells":
const: 0
iovdd-supply:
description: Digital Input/Output Power Supply.
dvdd-supply:
description: Internal Core Digital Power Supply.
adi,decimation-ratio:
description: |
This property set's the decimation ratio of PDM to PCM audio data.
allOf:
- $ref: /schemas/types.yaml#/definitions/uint32
- enum: [64, 32, 16]
default: 64
adi,pdm-clk-map:
description: |
The ADAU7118 has two PDM clocks for the four Inputs. Each input must be
assigned to one of these two clocks. This property set's the mapping
between the clocks and the inputs.
allOf:
- $ref: /schemas/types.yaml#/definitions/uint32-array
- minItems: 4
maxItems: 4
items:
maximum: 1
default: [0, 0, 1, 1]
required:
- "#sound-dai-cells"
- compatible
- iovdd-supply
- dvdd-supply
additionalProperties: false
examples:
- |
i2c {
/* example with i2c support */
#address-cells = <1>;
#size-cells = <0>;
adau7118_codec: audio-codec@14 {
compatible = "adi,adau7118";
reg = <0x14>;
#sound-dai-cells = <0>;
iovdd-supply = <&supply>;
dvdd-supply = <&supply>;
adi,pdm-clk-map = <1 1 0 0>;
adi,decimation-ratio = <16>;
};
};
/* example with hw standalone mode */
adau7118_codec_hw: adau7118-codec-hw {
compatible = "adi,adau7118";
#sound-dai-cells = <0>;
iovdd-supply = <&supply>;
dvdd-supply = <&supply>;
};
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