Documentation/devicetree/bindings/sound/ti,pcm3168a.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/ti,pcm3168a.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Texas Instruments PCM3168A Audio Codec
   8
   9 maintainers:
  10   - Damien Horsley <Damien.Horsley@imgtec.com>
  11   - Geert Uytterhoeven <geert+renesas@glider.be>
  12   - Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
  13
  14 description:
  15   The Texas Instruments PCM3168A is a 24-bit Multi-channel Audio CODEC with
  16   96/192kHz sampling rate, supporting both SPI and I2C bus access.
  17
  18 properties:
  19   compatible:
  20     const: ti,pcm3168a
  21
  22   reg:
  23     maxItems: 1
  24
  25   clocks:
  26     items:
  27       - description: System clock input
  28
  29   clock-names:
  30     items:
  31       - const: scki
  32
  33   reset-gpios:
  34     items:
  35       - description: |
  36           GPIO line connected to the active-low RST pin of the codec.
  37             RST = low: device power-down
  38             RST = high: device is enabled
  39
  40   "#sound-dai-cells":
  41     enum: [0, 1]
  42
  43   VDD1-supply:
  44     description: Digital power supply regulator 1 (+3.3V)
  45
  46   VDD2-supply:
  47     description: Digital power supply regulator 2 (+3.3V)
  48
  49   VCCAD1-supply:
  50     description: ADC power supply regulator 1 (+5V)
  51
  52   VCCAD2-supply:
  53     description: ADC power supply regulator 2 (+5V)
  54
  55   VCCDA1-supply:
  56     description: DAC power supply regulator 1 (+5V)
  57
  58   VCCDA2-supply:
  59     description: DAC power supply regulator 2 (+5V)
  60
  61   ports:
  62     $ref: audio-graph-port.yaml#/definitions/port-base
  63     unevaluatedProperties: false
  64     properties:
  65       port@0:
  66         $ref: audio-graph-port.yaml#
  67         description: Audio input port.
  68
  69       port@1:
  70         $ref: audio-graph-port.yaml#
  71         description: Audio output port.
  72
  73 required:
  74   - compatible
  75   - reg
  76   - clocks
  77   - clock-names
  78   - VDD1-supply
  79   - VDD2-supply
  80   - VCCAD1-supply
  81   - VCCAD2-supply
  82   - VCCDA1-supply
  83   - VCCDA2-supply
  84
  85 additionalProperties: false
  86
  87 examples:
  88   - |
  89     #include <dt-bindings/gpio/gpio.h>
  90
  91     i2c {
  92         #address-cells = <1>;
  93         #size-cells = <0>;
  94
  95         pcm3168a: audio-codec@44 {
  96             compatible = "ti,pcm3168a";
  97             reg = <0x44>;
  98             reset-gpios = <&gpio0 4 GPIO_ACTIVE_LOW>;
  99             clocks = <&clk_core 42>;
 100             clock-names = "scki";
 101             VDD1-supply = <&supply3v3>;
 102             VDD2-supply = <&supply3v3>;
 103             VCCAD1-supply = <&supply5v0>;
 104             VCCAD2-supply = <&supply5v0>;
 105             VCCDA1-supply = <&supply5v0>;
 106             VCCDA2-supply = <&supply5v0>;
 107         };
 108     };