Documentation/devicetree/bindings/iio/adc/renesas,rzn1-adc.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/iio/adc/renesas,rzn1-adc.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/iio/adc/renesas,rzn1-adc.yaml
Extension
.yaml
Size
2528 bytes
Lines
112
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/renesas,rzn1-adc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Renesas RZ/N1 Analog to Digital Converter (ADC)

maintainers:
  - Herve Codina <herve.codina@bootlin.com>

description:
  The Renesas RZ/N1 ADC controller available in the Renesas RZ/N1 SoCs family
  can use up to two internal ADC cores (ADC1 and ADC2) those internal cores are
  handled through ADC controller virtual channels.

properties:
  compatible:
    items:
      - const: renesas,r9a06g032-adc   # RZ/N1D
      - const: renesas,rzn1-adc

  reg:
    maxItems: 1

  clocks:
    items:
      - description: APB internal bus clock
      - description: ADC clock

  clock-names:
    items:
      - const: pclk
      - const: adc

  power-domains:
    maxItems: 1

  adc1-avdd-supply:
    description:
      ADC1 analog power supply.

  adc1-vref-supply:
    description:
      ADC1 reference voltage supply.

  adc2-avdd-supply:
    description:
      ADC2 analog power supply.

  adc2-vref-supply:
    description:
      ADC2 reference voltage supply.

  '#io-channel-cells':
    const: 1
    description: |
      Channels numbers available:
        if ADC1 is used (i.e. adc1-{avdd,vref}-supply present):
          - 0: ADC1 IN0
          - 1: ADC1 IN1
          - 2: ADC1 IN2
          - 3: ADC1 IN3
          - 4: ADC1 IN4
          - 5: ADC1 IN6
          - 6: ADC1 IN7
          - 7: ADC1 IN8
        if ADC2 is used (i.e. adc2-{avdd,vref}-supply present):
          - 8: ADC2 IN0
          - 9: ADC2 IN1

Annotation

Implementation Notes