Documentation/devicetree/bindings/timer/arm,global_timer.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/timer/arm,global_timer.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/timer/arm,global_timer.yaml
Extension
.yaml
Size
866 bytes
Lines
49
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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Detected Declarations

Annotated Snippet

# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/timer/arm,global_timer.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: ARM Global Timer

maintainers:
  - Stuart Menefy <stuart.menefy@st.com>

description:
  Cortex-A9 are often associated with a per-core Global timer.

properties:
  compatible:
    items:
      - enum:
          - arm,cortex-a5-global-timer
          - arm,cortex-a9-global-timer

    description: driver supports versions r2p0 and above.

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 1

required:
  - compatible
  - reg
  - clocks

additionalProperties: false

examples:
  - |
    timer@2c000600 {
      compatible = "arm,cortex-a9-global-timer";
      reg = <0x2c000600 0x20>;
      interrupts = <1 13 0xf01>;
      clocks = <&arm_periph_clk>;
    };
...

Annotation

Implementation Notes