Unverified Commit fd90680d authored by Nick Li's avatar Nick Li Committed by Mark Brown
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ASoC: dt-bindings: Add FS2104/5S audio amplifiers 



Add a DT schema for describing FourSemi FS2104/5S
audio amplifiers which support both I2S and I2C interface.

Signed-off-by: default avatarNick Li <nick.li@foursemi.com>
Reviewed-by: default avatarRob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/350C011186D85903+20250811104610.8993-3-nick.li@foursemi.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 243167e9

Documentation/devicetree/bindings/sound/foursemi,fs2105s.yaml

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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

%YAML 1.2

---

$id: http://devicetree.org/schemas/sound/foursemi,fs2105s.yaml#

$schema: http://devicetree.org/meta-schemas/core.yaml#



title: FourSemi FS2104/5S Digital Audio Amplifier



maintainers:

  - Nick Li <nick.li@foursemi.com>



description:

  The FS2104 is a 15W Inductor-Less, Stereo, Closed-Loop,

  Digital Input Class-D Power Amplifier with Enhanced Signal Processing.

  The FS2105S is a 30W Inductor-Less, Stereo, Closed-Loop,

  Digital Input Class-D Power Amplifier with Enhanced Signal Processing.



properties:

  compatible:

    oneOf:

      - items:

          - enum:

              - foursemi,fs2104

          - const: foursemi,fs2105s

      - enum:

          - foursemi,fs2105s



  reg:

    maxItems: 1



  clocks:

    items:

      - description: The clock of I2S BCLK



  clock-names:

    items:

      - const: bclk



  interrupts:

    maxItems: 1



  '#sound-dai-cells':

    const: 0



  pvdd-supply:

    description:

      Regulator for power supply(PVDD in datasheet).



  dvdd-supply:

    description:

      Regulator for digital supply(DVDD in datasheet).



  reset-gpios:

    maxItems: 1

    description:

      It's the SDZ pin in datasheet, the pin is active low,

      it will power down and reset the chip to shut down state.



  firmware-name:

    maxItems: 1

    description: |

      The firmware(*.bin) contains:

      a. Register initialization settings

      b. DSP effect parameters

      c. Multi-scene sound effect configurations(optional)

      It's gernerated by FourSemi's tuning tool.



required:

  - compatible

  - reg

  - '#sound-dai-cells'

  - pvdd-supply

  - dvdd-supply

  - reset-gpios

  - firmware-name



allOf:

  - $ref: dai-common.yaml#



unevaluatedProperties: false



examples:

  - |

    #include <dt-bindings/gpio/gpio.h>

    i2c {

        #address-cells = <1>;

        #size-cells = <0>;

        audio-codec@68 {

            compatible = "foursemi,fs2105s";

            reg = <0x68>;

            clocks = <&clocks 18>;

            clock-names = "bclk";

            #sound-dai-cells = <0>;

            pvdd-supply = <&pvdd_supply>;

            dvdd-supply = <&dvdd_supply>;

            reset-gpios = <&gpio 18 GPIO_ACTIVE_LOW>;

            firmware-name = "fs2105s-btl-2p0-0s.bin";

            pinctrl-names = "default";

            pinctrl-0 = <&fs210x_pins_default>;

        };

    };