Documentation/devicetree/bindings/iio/adc/adi,ad4134.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/iio/adc/adi,ad4134.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/iio/adc/adi,ad4134.yaml
Extension
.yaml
Size
4882 bytes
Lines
192
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/iio/adc/adi,ad4134.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Analog Devices AD4134 ADC

maintainers:
  - Marcelo Schmitt <marcelo.schmitt@analog.com>

description: |
  The AD4134 is a quad channel, low noise, simultaneous sampling, precision
  analog-to-digital converter (ADC).
  Specifications can be found at:
    https://www.analog.com/media/en/technical-documentation/data-sheets/ad4134.pdf

$ref: /schemas/spi/spi-peripheral-props.yaml#

properties:
  compatible:
    enum:
      - adi,ad4134

  reg:
    maxItems: 1

  spi-max-frequency:
    maximum: 50000000

  avdd5-supply:
    description: A 5V supply that powers the chip's analog circuitry.

  dvdd5-supply:
    description: A 5V supply that powers the chip's digital circuitry.

  iovdd-supply:
    description:
      A 1.8V supply that sets the logic levels for the digital interface pins.

  refin-supply:
    description:
      A 4.096V or 5V supply that serves as reference for ADC conversions.

  avdd1v8-supply:
    description: A 1.8V supply used by the analog circuitry.

  dvdd1v8-supply:
    description: A 1.8V supply used by the digital circuitry.

  clkvdd-supply:
    description: A 1.8V supply for the chip's clock management circuit.

  ldoin-supply:
    description:
      A 2.6V to 5.5V supply that generates 1.8V for AVDD1V8, DVDD1V8, and CLKVDD
      pins.

  clocks:
    maxItems: 1
    description:
      Required external clock source. Can specify either a crystal or CMOS clock
      source. If an external crystal is set, connect the CLKSEL pin to IOVDD.
      Otherwise, connect the CLKSEL pin to IOGND and the external CMOS clock
      signal to the XTAL2/CLKIN pin.

  clock-names:
    enum:
      - xtal
      - clkin

Annotation

Implementation Notes