Documentation/devicetree/bindings/sound/qcom,wcd938x-sdw.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/qcom,wcd938x-sdw.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Bindings for Qualcomm SoundWire Slave devices on WCD9380/WCD9385
   8
   9 maintainers:
  10   - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
  11
  12 description: |
  13   Qualcomm WCD9380/WCD9385 Codec is a standalone Hi-Fi audio codec IC.
  14   It has RX and TX Soundwire slave devices. This bindings is for the
  15   slave devices.
  16
  17 properties:
  18   compatible:
  19     const: sdw20217010d00
  20
  21   reg:
  22     maxItems: 1
  23
  24   qcom,tx-port-mapping:
  25     description: |
  26       Specifies static port mapping between slave and master tx ports.
  27       In the order of slave port index.
  28     $ref: /schemas/types.yaml#/definitions/uint32-array
  29     minItems: 4
  30     maxItems: 4
  31
  32   qcom,rx-port-mapping:
  33     description: |
  34       Specifies static port mapping between slave and master rx ports.
  35       In the order of slave port index.
  36     $ref: /schemas/types.yaml#/definitions/uint32-array
  37     minItems: 5
  38     maxItems: 5
  39
  40 required:
  41   - compatible
  42   - reg
  43
  44 additionalProperties: false
  45
  46 examples:
  47   - |
  48     soundwire@3210000 {
  49         #address-cells = <2>;
  50         #size-cells = <0>;
  51         reg = <0x03210000 0x2000>;
  52         wcd938x_rx: codec@0,4 {
  53             compatible = "sdw20217010d00";
  54             reg  = <0 4>;
  55             qcom,rx-port-mapping = <1 2 3 4 5>;
  56         };
  57     };
  58
  59     soundwire@3230000 {
  60         #address-cells = <2>;
  61         #size-cells = <0>;
  62         reg = <0x03230000 0x2000>;
  63         wcd938x_tx: codec@0,3 {
  64             compatible = "sdw20217010d00";
  65             reg  = <0 3>;
  66             qcom,tx-port-mapping = <2 3 4 5>;
  67         };
  68     };
  69
  70 ...