Documentation/devicetree/bindings/sound/dlg,da7213.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/sound/dlg,da7213.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Dialog Semiconductor DA7212/DA7213 Audio Codec
   8
   9 maintainers:
  10   - Support Opensource <support.opensource@diasemi.com>
  11
  12 allOf:
  13   - $ref: dai-common.yaml#
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - dlg,da7212
  19       - dlg,da7213
  20
  21   reg:
  22     maxItems: 1
  23
  24   clocks:
  25     maxItems: 1
  26
  27   clock-names:
  28     const: mclk
  29
  30   "#sound-dai-cells":
  31     const: 0
  32
  33   dlg,micbias1-lvl:
  34     description: Voltage (mV) for Mic Bias 1
  35     $ref: /schemas/types.yaml#/definitions/uint32
  36     enum: [ 1600, 2200, 2500, 3000 ]
  37
  38   dlg,micbias2-lvl:
  39     description: Voltage (mV) for Mic Bias 2
  40     $ref: /schemas/types.yaml#/definitions/uint32
  41     enum: [ 1600, 2200, 2500, 3000 ]
  42
  43   dlg,dmic-data-sel:
  44     description: DMIC channel select based on clock edge
  45     enum: [ lrise_rfall, lfall_rrise ]
  46
  47   dlg,dmic-samplephase:
  48     description: When to sample audio from DMIC
  49     enum: [ on_clkedge, between_clkedge ]
  50
  51   dlg,dmic-clkrate:
  52     description: DMIC clock frequency (Hz)
  53     $ref: /schemas/types.yaml#/definitions/uint32
  54     enum: [ 1500000, 3000000 ]
  55
  56   VDDA-supply:
  57     description: Analogue power supply
  58
  59   VDDIO-supply:
  60     description: I/O power supply
  61
  62   VDDMIC-supply:
  63     description: Mic Bias
  64
  65   VDDSP-supply:
  66     description: Speaker supply
  67
  68   ports:
  69     $ref: audio-graph-port.yaml#/definitions/ports
  70
  71   port:
  72     $ref: audio-graph-port.yaml#
  73     unevaluatedProperties: false
  74
  75 required:
  76   - compatible
  77   - reg
  78
  79 unevaluatedProperties: false
  80
  81 examples:
  82   - |
  83     i2c {
  84         #address-cells = <1>;
  85         #size-cells = <0>;
  86
  87         codec@1a {
  88             compatible = "dlg,da7213";
  89             reg = <0x1a>;
  90
  91             clocks = <&clks 201>;
  92             clock-names = "mclk";
  93
  94             #sound-dai-cells = <0>;
  95
  96             dlg,micbias1-lvl = <2500>;
  97             dlg,micbias2-lvl = <2500>;
  98
  99             dlg,dmic-data-sel = "lrise_rfall";
 100             dlg,dmic-samplephase = "between_clkedge";
 101             dlg,dmic-clkrate = <3000000>;
 102         };
 103     };