Documentation/devicetree/bindings/iio/proximity/semtech,sx9360.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/iio/proximity/semtech,sx9360.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/iio/proximity/semtech,sx9360.yaml
Extension
.yaml
Size
2556 bytes
Lines
99
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/proximity/semtech,sx9360.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Semtech's SX9360 capacitive proximity sensor

maintainers:
  - Gwendal Grignou <gwendal@chromium.org>
  - Daniel Campello <campello@chromium.org>

description: |
  Semtech's SX9360 proximity sensor.

properties:
  compatible:
    const: semtech,sx9360

  reg:
    maxItems: 1

  interrupts:
    description:
      Generated by device to announce preceding read request has finished
      and data is available or that a close/far proximity event has happened.
    maxItems: 1

  vdd-supply:
    description: Main power supply

  svdd-supply:
    description: Host interface power supply

  "#io-channel-cells":
    const: 1

  semtech,resolution:
    $ref: /schemas/types.yaml#/definitions/uint32
    enum: [8, 16, 32, 64, 128, 256, 512, 1024]
    description:
      Capacitance measurement resolution. For both phases, "reference" and
      "measurement". Higher the number, higher the resolution.
    default: 128

  semtech,proxraw-strength:
    $ref: /schemas/types.yaml#/definitions/uint32
    minimum: 0
    maximum: 7
    default: 1
    description:
      PROXRAW filter strength for both phases. A value of 0 represents off,
      and other values represent 1-1/2^N.

  semtech,avg-pos-strength:
    $ref: /schemas/types.yaml#/definitions/uint32
    enum: [0, 16, 64, 128, 256, 512, 1024, 4294967295]
    default: 16
    description: |
      Average positive filter strength. A value of 0 represents off and
      UINT_MAX (4294967295) represents infinite. Other values
      represent 1-1/N.

  semtech,input-precharge-resistor-ohms:
    default: 0
    multipleOf: 2000
    minimum: 0
    maximum: 30000
    description:
      Pre-charge input resistance in Ohm.

Annotation

Implementation Notes