realtek,rt5682s.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/sound/realtek,rt5682s.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Realtek rt5682s codec devicetree bindings
    8 
    9 maintainers:
   10   - Derek Fang <derek.fang@realtek.com>
   11 
   12 description: |
   13   Rt5682s(ALC5682I-VS) is a rt5682i variant which supports I2C only.
   14 
   15 properties:
   16   compatible:
   17     const: realtek,rt5682s
   18 
   19   reg:
   20     maxItems: 1
   21     description: I2C address of the device.
   22 
   23   interrupts:
   24     maxItems: 1
   25     description: The CODEC's interrupt output.
   26 
   27   realtek,dmic1-data-pin:
   28     $ref: /schemas/types.yaml#/definitions/uint32
   29     enum:
   30       - 0 # dmic1 data is not used
   31       - 1 # using GPIO2 pin as dmic1 data pin
   32       - 2 # using GPIO5 pin as dmic1 data pin
   33     description: |
   34       Specify which GPIO pin be used as DMIC1 data pin.
   35 
   36   realtek,dmic1-clk-pin:
   37     $ref: /schemas/types.yaml#/definitions/uint32
   38     enum:
   39       - 0 # dmic1 clk is not used
   40       - 1 # using GPIO1 pin as dmic1 clock pin
   41       - 2 # using GPIO3 pin as dmic1 clock pin
   42     description: |
   43       Specify which GPIO pin be used as DMIC1 clk pin.
   44 
   45   realtek,jd-src:
   46     $ref: /schemas/types.yaml#/definitions/uint32
   47     enum:
   48       - 0 # No JD is used
   49       - 1 # using JD1 as JD source
   50     description: |
   51       Specify which JD source be used.
   52 
   53   realtek,ldo1-en-gpios:
   54     description: |
   55       The GPIO that controls the CODEC's LDO1_EN pin.
   56 
   57   realtek,dmic-clk-rate-hz:
   58     description: |
   59       Set the clock rate (hz) for the requirement of the particular DMIC.
   60 
   61   realtek,dmic-delay-ms:
   62     description: |
   63       Set the delay time (ms) for the requirement of the particular DMIC.
   64 
   65   realtek,amic-delay-ms:
   66     description: |
   67       Set the delay time (ms) for the requirement of the particular platform or AMIC.
   68 
   69   realtek,dmic-clk-driving-high:
   70     type: boolean
   71     description: |
   72       Set the high driving of the DMIC clock out.
   73 
   74   clocks:
   75     items:
   76       - description: phandle and clock specifier for codec MCLK.
   77 
   78   clock-names:
   79     items:
   80       - const: mclk
   81 
   82   "#clock-cells":
   83     const: 1
   84 
   85   clock-output-names:
   86     minItems: 2
   87     maxItems: 2
   88     description: Name given for DAI word clock and bit clock outputs.
   89 
   90 additionalProperties: false
   91 
   92 required:
   93   - compatible
   94   - reg
   95 
   96 examples:
   97   - |
   98     #include <dt-bindings/gpio/gpio.h>
   99     #include <dt-bindings/interrupt-controller/irq.h>
  100 
  101     i2c {
  102         #address-cells = <1>;
  103         #size-cells = <0>;
  104 
  105         codec@1a {
  106             compatible = "realtek,rt5682s";
  107             reg = <0x1a>;
  108             interrupts = <6 IRQ_TYPE_LEVEL_HIGH>;
  109             realtek,ldo1-en-gpios =
  110                 <&gpio 2 GPIO_ACTIVE_HIGH>;
  111             realtek,dmic1-data-pin = <1>;
  112             realtek,dmic1-clk-pin = <1>;
  113             realtek,jd-src = <1>;
  114 
  115             #clock-cells = <1>;
  116             clock-output-names = "rt5682-dai-wclk", "rt5682-dai-bclk";
  117 
  118             clocks = <&osc>;
  119             clock-names = "mclk";
  120         };
  121     };

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