Documentation/devicetree/bindings/sound/awinic,aw88395.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/awinic,aw88395.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Awinic AW88395 Smart Audio Amplifier
   8
   9 maintainers:
  10   - Weidong Wang <wangweidong.a@awinic.com>
  11
  12 description:
  13   The Awinic AW88395 is an I2S/TDM input, high efficiency
  14   digital Smart K audio amplifier with an integrated 10.25V
  15   smart boost convert.
  16
  17 properties:
  18   compatible:
  19     enum:
  20       - awinic,aw88395
  21       - awinic,aw88261
  22       - awinic,aw88399
  23
  24   reg:
  25     maxItems: 1
  26
  27   '#sound-dai-cells':
  28     const: 0
  29
  30   reset-gpios:
  31     maxItems: 1
  32
  33   awinic,audio-channel:
  34     description:
  35       It is used to distinguish multiple PA devices, so that different
  36       configurations can be loaded to different PA devices
  37     $ref: /schemas/types.yaml#/definitions/uint32
  38     minimum: 0
  39     maximum: 7
  40
  41   awinic,sync-flag:
  42     description:
  43       Flag bit used to keep the phase synchronized in the case of multiple PA
  44     $ref: /schemas/types.yaml#/definitions/flag
  45
  46 required:
  47   - compatible
  48   - reg
  49   - '#sound-dai-cells'
  50   - awinic,audio-channel
  51
  52 allOf:
  53   - $ref: dai-common.yaml#
  54   - if:
  55       properties:
  56         compatible:
  57           contains:
  58             enum:
  59               - awinic,aw88261
  60     then:
  61       properties:
  62         reset-gpios: false
  63
  64 unevaluatedProperties: false
  65
  66 examples:
  67   - |
  68     #include <dt-bindings/gpio/gpio.h>
  69     i2c {
  70         #address-cells = <1>;
  71         #size-cells = <0>;
  72         audio-codec@34 {
  73             compatible = "awinic,aw88395";
  74             reg = <0x34>;
  75             #sound-dai-cells = <0>;
  76             reset-gpios = <&gpio 10 GPIO_ACTIVE_LOW>;
  77             awinic,audio-channel = <0>;
  78             awinic,sync-flag;
  79         };
  80     };