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Diffstat (limited to 'dts/Bindings/sound/adi,adau7118.yaml')
-rw-r--r-- | dts/Bindings/sound/adi,adau7118.yaml | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/dts/Bindings/sound/adi,adau7118.yaml b/dts/Bindings/sound/adi,adau7118.yaml new file mode 100644 index 0000000000..75e0cbe6be --- /dev/null +++ b/dts/Bindings/sound/adi,adau7118.yaml @@ -0,0 +1,85 @@ +# 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 + +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>; + }; |