samsung,tm2.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/samsung,tm2.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Samsung Exynos5433 TM2(E) audio complex with WM5110 codec
    8 
    9 maintainers:
   10   - Krzysztof Kozlowski <krzk@kernel.org>
   11   - Sylwester Nawrocki <s.nawrocki@samsung.com>
   12 
   13 properties:
   14   compatible:
   15     const: samsung,tm2-audio
   16 
   17   audio-amplifier:
   18     description: Phandle to the MAX98504 amplifier.
   19     $ref: /schemas/types.yaml#/definitions/phandle
   20 
   21   audio-codec:
   22     description: Phandles to the codecs.
   23     $ref: /schemas/types.yaml#/definitions/phandle-array
   24     items:
   25       - description: Phandle to the WM5110 audio codec.
   26       - description: Phandle to the HDMI transmitter node.
   27 
   28   samsung,audio-routing:
   29     description: |
   30       List of the connections between audio components; each entry is
   31       a pair of strings, the first being the connection's sink, the second
   32       being the connection's source; valid names for sources and sinks are the
   33       WM5110's and MAX98504's pins and the jacks on the board: HP, SPK, Main
   34       Mic, Sub Mic, Third Mic, Headset Mic.
   35     $ref: /schemas/types.yaml#/definitions/non-unique-string-array
   36 
   37   i2s-controller:
   38     description: Phandles to the I2S controllers.
   39     $ref: /schemas/types.yaml#/definitions/phandle-array
   40     items:
   41       - description: Phandle to I2S0.
   42       - description: Phandle to I2S1.
   43 
   44   mic-bias-gpios:
   45     description: GPIO pin that enables the Main Mic bias regulator.
   46 
   47   model:
   48     description: The user-visible name of this sound complex.
   49     $ref: /schemas/types.yaml#/definitions/string
   50 
   51 required:
   52   - compatible
   53   - audio-amplifier
   54   - audio-codec
   55   - samsung,audio-routing
   56   - i2s-controller
   57   - mic-bias-gpios
   58   - model
   59 
   60 additionalProperties: false
   61 
   62 examples:
   63   - |
   64     #include <dt-bindings/gpio/gpio.h>
   65 
   66     sound {
   67         compatible = "samsung,tm2-audio";
   68         audio-codec = <&wm5110>, <&hdmi>;
   69         i2s-controller = <&i2s0 0>, <&i2s1 0>;
   70         audio-amplifier = <&max98504>;
   71         mic-bias-gpios = <&gpr3 2 GPIO_ACTIVE_HIGH>;
   72         model = "wm5110";
   73         samsung,audio-routing = "HP", "HPOUT1L",
   74                                 "HP", "HPOUT1R",
   75                                 "SPK", "SPKOUT",
   76                                 "SPKOUT", "HPOUT2L",
   77                                 "SPKOUT", "HPOUT2R",
   78                                 "RCV", "HPOUT3L",
   79                                 "RCV", "HPOUT3R";
   80     };

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sys/contrib/device-tree/Bindings/sound/samsung,tm2.yaml