Documentation/devicetree/bindings/sound/ti,tlv320adc3xxx.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/sound/ti,tlv320adc3xxx.yaml

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System
Linux kernel
Corpus path
Documentation/devicetree/bindings/sound/ti,tlv320adc3xxx.yaml
Extension
.yaml
Size
5022 bytes
Lines
165
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.

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Annotated Snippet

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/ti,tlv320adc3xxx.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Texas Instruments TLV320ADC3001/TLV320ADC3101 Stereo ADC

maintainers:
  - Ricard Wanderlof <ricardw@axis.com>

description: |
  Texas Instruments TLV320ADC3001 and TLV320ADC3101 Stereo ADC
  https://www.ti.com/product/TLV320ADC3001
  https://www.ti.com/product/TLV320ADC3101

allOf:
  - $ref: dai-common.yaml#

properties:
  compatible:
    enum:
      - ti,tlv320adc3001
      - ti,tlv320adc3101

  reg:
    maxItems: 1
    description: I2C address

  '#sound-dai-cells':
    const: 0

  '#gpio-cells':
    const: 2

  gpio-controller: true

  reset-gpios:
    maxItems: 1
    description: GPIO pin used for codec reset (RESET pin)

  clocks:
    maxItems: 1
    description: Master clock (MCLK)

  ti,dmdin-gpio1:
    $ref: /schemas/types.yaml#/definitions/uint32
    enum:
      - 0 # ADC3XXX_GPIO_DISABLED       - I/O buffers powered down and not used
      - 1 # ADC3XXX_GPIO_INPUT          - Various non-GPIO input functions
      - 2 # ADC3XXX_GPIO_GPI            - General purpose input
      - 3 # ADC3XXX_GPIO_GPO            - General purpose output
      - 4 # ADC3XXX_GPIO_CLKOUT         - Clock source set in CLKOUT_MUX reg
      - 5 # ADC3XXX_GPIO_INT1           - INT1 output
      - 6 # ADC3XXX_GPIO_SECONDARY_BCLK - Codec interface secondary BCLK
      - 7 # ADC3XXX_GPIO_SECONDARY_WCLK - Codec interface secondary WCLK
    default: 0
    description: |
      Configuration for DMDIN/GPIO1 pin.

      When ADC3XXX_GPIO_GPO is selected, the pin may be controlled via the
      GPIO framework, as pin number 0 on the device.

  ti,dmclk-gpio2:
    $ref: /schemas/types.yaml#/definitions/uint32
    enum:
      - 0 # ADC3XXX_GPIO_DISABLED       - I/O buffers powered down and not used
      - 1 # ADC3XXX_GPIO_INPUT          - Various non-GPIO input functions
      - 2 # ADC3XXX_GPIO_GPI            - General purpose input
      - 3 # ADC3XXX_GPIO_GPO            - General purpose output

Annotation

Implementation Notes