foursemi,fs2105s.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/sound/foursemi,fs2105s.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: FourSemi FS2104/5S Digital Audio Amplifier
  8
  9maintainers:
 10  - Nick Li <nick.li@foursemi.com>
 11
 12description:
 13  The FS2104 is a 15W Inductor-Less, Stereo, Closed-Loop,
 14  Digital Input Class-D Power Amplifier with Enhanced Signal Processing.
 15  The FS2105S is a 30W Inductor-Less, Stereo, Closed-Loop,
 16  Digital Input Class-D Power Amplifier with Enhanced Signal Processing.
 17
 18properties:
 19  compatible:
 20    oneOf:
 21      - items:
 22          - enum:
 23              - foursemi,fs2104
 24          - const: foursemi,fs2105s
 25      - enum:
 26          - foursemi,fs2105s
 27
 28  reg:
 29    maxItems: 1
 30
 31  clocks:
 32    items:
 33      - description: The clock of I2S BCLK
 34
 35  clock-names:
 36    items:
 37      - const: bclk
 38
 39  interrupts:
 40    maxItems: 1
 41
 42  '#sound-dai-cells':
 43    const: 0
 44
 45  pvdd-supply:
 46    description:
 47      Regulator for power supply(PVDD in datasheet).
 48
 49  dvdd-supply:
 50    description:
 51      Regulator for digital supply(DVDD in datasheet).
 52
 53  reset-gpios:
 54    maxItems: 1
 55    description:
 56      It's the SDZ pin in datasheet, the pin is active low,
 57      it will power down and reset the chip to shut down state.
 58
 59  firmware-name:
 60    maxItems: 1
 61    description: |
 62      The firmware(*.bin) contains:
 63      a. Register initialization settings
 64      b. DSP effect parameters
 65      c. Multi-scene sound effect configurations(optional)
 66      It's gernerated by FourSemi's tuning tool.
 67
 68required:
 69  - compatible
 70  - reg
 71  - '#sound-dai-cells'
 72  - pvdd-supply
 73  - dvdd-supply
 74  - reset-gpios
 75  - firmware-name
 76
 77allOf:
 78  - $ref: dai-common.yaml#
 79
 80unevaluatedProperties: false
 81
 82examples:
 83  - |
 84    #include <dt-bindings/gpio/gpio.h>
 85    i2c {
 86        #address-cells = <1>;
 87        #size-cells = <0>;
 88        audio-codec@68 {
 89            compatible = "foursemi,fs2105s";
 90            reg = <0x68>;
 91            clocks = <&clocks 18>;
 92            clock-names = "bclk";
 93            #sound-dai-cells = <0>;
 94            pvdd-supply = <&pvdd_supply>;
 95            dvdd-supply = <&dvdd_supply>;
 96            reset-gpios = <&gpio 18 GPIO_ACTIVE_LOW>;
 97            firmware-name = "fs2105s-btl-2p0-0s.bin";
 98            pinctrl-names = "default";
 99            pinctrl-0 = <&fs210x_pins_default>;
100        };
101    };