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

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/sound/foursemi,fs2105s.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/sound/foursemi,fs2105s.yaml
Extension
.yaml
Size
2379 bytes
Lines
102
Domain
Support Tooling And Documentation
Bucket
Documentation
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

# 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

Annotation

Implementation Notes