adi,adau7118.yaml

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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,adau7118.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 
    8 title: Analog Devices ADAU7118 8 Channel PDM to I2S/TDM Converter
    9 
   10 maintainers:
   11   - Nuno Sá <nuno.sa@analog.com>
   12 
   13 description: |
   14   Analog Devices ADAU7118 8 Channel PDM to I2S/TDM Converter over I2C or HW
   15   standalone mode.
   16   https://www.analog.com/media/en/technical-documentation/data-sheets/ADAU7118.pdf
   17 
   18 properties:
   19   compatible:
   20     enum:
   21       - adi,adau7118
   22 
   23   reg:
   24     maxItems: 1
   25 
   26   "#sound-dai-cells":
   27     const: 0
   28 
   29   iovdd-supply:
   30     description: Digital Input/Output Power Supply.
   31 
   32   dvdd-supply:
   33     description: Internal Core Digital Power Supply.
   34 
   35   adi,decimation-ratio:
   36     description: |
   37       This property set's the decimation ratio of PDM to PCM audio data.
   38     $ref: /schemas/types.yaml#/definitions/uint32
   39     enum: [64, 32, 16]
   40     default: 64
   41 
   42   adi,pdm-clk-map:
   43     description: |
   44       The ADAU7118 has two PDM clocks for the four Inputs. Each input must be
   45       assigned to one of these two clocks. This property set's the mapping
   46       between the clocks and the inputs.
   47     $ref: /schemas/types.yaml#/definitions/uint32-array
   48     minItems: 4
   49     maxItems: 4
   50     items:
   51       maximum: 1
   52     default: [0, 0, 1, 1]
   53 
   54 required:
   55   - "#sound-dai-cells"
   56   - compatible
   57   - iovdd-supply
   58   - dvdd-supply
   59 
   60 additionalProperties: false
   61 
   62 examples:
   63   - |
   64     i2c {
   65         /* example with i2c support */
   66         #address-cells = <1>;
   67         #size-cells = <0>;
   68         adau7118_codec: audio-codec@14 {
   69                 compatible = "adi,adau7118";
   70                 reg = <0x14>;
   71                 #sound-dai-cells = <0>;
   72                 iovdd-supply = <&supply>;
   73                 dvdd-supply = <&supply>;
   74                 adi,pdm-clk-map = <1 1 0 0>;
   75                 adi,decimation-ratio = <16>;
   76         };
   77     };
   78 
   79     /* example with hw standalone mode */
   80     adau7118_codec_hw: adau7118-codec-hw {
   81             compatible = "adi,adau7118";
   82             #sound-dai-cells = <0>;
   83             iovdd-supply = <&supply>;
   84             dvdd-supply = <&supply>;
   85     };

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sys/contrib/device-tree/Bindings/sound/adi,adau7118.yaml