Documentation/devicetree/bindings/sound/socionext,uniphier-aio.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/socionext,uniphier-aio.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: UniPhier AIO audio system
   8
   9 maintainers:
  10   - <alsa-devel@alsa-project.org>
  11
  12 properties:
  13   compatible:
  14     enum:
  15       - socionext,uniphier-ld11-aio
  16       - socionext,uniphier-ld20-aio
  17       - socionext,uniphier-pxs2-aio
  18
  19   reg:
  20     maxItems: 1
  21
  22   interrupts:
  23     maxItems: 1
  24
  25   clock-names:
  26     const: aio
  27
  28   clocks:
  29     maxItems: 1
  30
  31   reset-names:
  32     const: aio
  33
  34   resets:
  35     maxItems: 1
  36
  37   socionext,syscon:
  38     description: |
  39       Specifies a phandle to soc-glue, which is used for changing mode of S/PDIF
  40       signal pin to output from Hi-Z. This property is optional if you use I2S
  41       signal pins only.
  42     $ref: "/schemas/types.yaml#/definitions/phandle"
  43
  44   "#sound-dai-cells":
  45     const: 1
  46
  47 patternProperties:
  48   "^port@[0-9]$":
  49     type: object
  50     properties:
  51       endpoint: true
  52     required:
  53       - endpoint
  54
  55 additionalProperties: false
  56
  57 required:
  58   - compatible
  59   - reg
  60   - interrupts
  61   - clock-names
  62   - clocks
  63   - reset-names
  64   - resets
  65   - "#sound-dai-cells"
  66
  67 examples:
  68   - |
  69     audio@56000000 {
  70         compatible = "socionext,uniphier-ld20-aio";
  71         reg = <0x56000000 0x80000>;
  72         interrupts = <0 144 4>;
  73         pinctrl-names = "default";
  74         pinctrl-0 = <&pinctrl_aout>;
  75         clock-names = "aio";
  76         clocks = <&sys_clk 40>;
  77         reset-names = "aio";
  78         resets = <&sys_rst 40>;
  79         #sound-dai-cells = <1>;
  80         socionext,syscon = <&soc_glue>;
  81     };