Documentation/devicetree/bindings/leds/leds-lgm.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/leds/leds-lgm.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/leds/leds-lgm.yaml
Extension
.yaml
Size
2969 bytes
Lines
136
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/leds/leds-lgm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Intel Lightning Mountain (LGM) SoC LED Serial Shift Output (SSO) Controller driver

maintainers:
  - Zhu, Yi Xin <Yixin.zhu@intel.com>
  - Amireddy Mallikarjuna reddy <mallikarjunax.reddy@intel.com>

properties:
  compatible:
    const: intel,lgm-ssoled

  reg:
    maxItems: 1

  clocks:
    maxItems: 2

  clock-names:
    items:
      - const: sso
      - const: fpid

  gpio-controller: true

  '#gpio-cells':
    const: 2

  ngpios:
    minimum: 0
    maximum: 32
    description:
      Number of GPIOs this controller provides.

  intel,sso-update-rate-hz:
    description:
      Blink frequency for SOUTs in Hz.

  led-controller:
    type: object
    description:
      This sub-node must contain a sub-node for each leds.

    additionalProperties: false

    properties:
      '#address-cells':
        const: 1

      '#size-cells':
        const: 0

    patternProperties:
      "^led@[0-2]$":
        $ref: common.yaml#
        unevaluatedProperties: false

        properties:
          reg:
            description: Index of the LED.
            minimum: 0
            maximum: 2

          led-gpios:
            maxItems: 1

Annotation

Implementation Notes