Documentation/devicetree/bindings/sound/renesas,fsi.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/sound/renesas,fsi.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Renesas FSI Sound Driver Device Tree Bindings
   8
   9 maintainers:
  10   - Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
  11
  12 properties:
  13   $nodename:
  14     pattern: "^sound@.*"
  15
  16   compatible:
  17     oneOf:
  18       # for FSI2 SoC
  19       - items:
  20         - enum:
  21           - renesas,fsi2-sh73a0
  22           - renesas,fsi2-r8a7740
  23         - enum:
  24           - renesas,sh_fsi2
  25       # for Generic
  26       - items:
  27         - enum:
  28           - renesas,sh_fsi
  29           - renesas,sh_fsi2
  30
  31   reg:
  32     maxItems: 1
  33
  34   interrupts:
  35     maxItems: 1
  36
  37   fsia,spdif-connection:
  38     $ref: /schemas/types.yaml#/definitions/flag
  39     description: FSI is connected by S/PDIF
  40
  41   fsia,stream-mode-support:
  42     $ref: /schemas/types.yaml#/definitions/flag
  43     description: FSI supports 16bit stream mode
  44
  45   fsia,use-internal-clock:
  46     $ref: /schemas/types.yaml#/definitions/flag
  47     description: FSI uses internal clock when master mode
  48
  49   fsib,spdif-connection:
  50     $ref: /schemas/types.yaml#/definitions/flag
  51     description: same as fsia
  52
  53   fsib,stream-mode-support:
  54     $ref: /schemas/types.yaml#/definitions/flag
  55     description: same as fsia
  56
  57   fsib,use-internal-clock:
  58     $ref: /schemas/types.yaml#/definitions/flag
  59     description: same as fsia
  60
  61 required:
  62   - compatible
  63   - reg
  64   - interrupts
  65
  66 additionalProperties: false
  67
  68 examples:
  69   - |
  70     sh_fsi2: sound@ec230000 {
  71             compatible = "renesas,fsi2-r8a7740", "renesas,sh_fsi2";
  72             reg = <0xec230000 0x400>;
  73             interrupts = <0 146 0x4>;
  74
  75             fsia,spdif-connection;
  76             fsia,stream-mode-support;
  77             fsia,use-internal-clock;
  78     };