Documentation/devicetree/bindings/display/msm/gmu.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/display/msm/gmu.yaml

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System
Linux kernel
Corpus path
Documentation/devicetree/bindings/display/msm/gmu.yaml
Extension
.yaml
Size
11288 bytes
Lines
454
Domain
Support Tooling And Documentation
Bucket
Documentation
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

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Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

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# SPDX-License-Identifier: GPL-2.0-only
# Copyright 2019-2020, The Linux Foundation, All Rights Reserved
%YAML 1.2
---

$id: http://devicetree.org/schemas/display/msm/gmu.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: GMU attached to certain Adreno GPUs

maintainers:
  - Rob Clark <robdclark@gmail.com>

description: |
  These bindings describe the Graphics Management Unit (GMU) that is attached
  to members of the Adreno A6xx GPU family. The GMU provides on-device power
  management and support to improve power efficiency and reduce the load on
  the CPU.

properties:
  compatible:
    oneOf:
      - items:
          - pattern: '^qcom,adreno-gmu-[6-8][0-9][0-9]\.[0-9]$'
          - const: qcom,adreno-gmu
      - items:
          - pattern: '^qcom,adreno-gmu-x[1-9][0-9][0-9]\.[0-9]$'
          - const: qcom,adreno-gmu
      - const: qcom,adreno-gmu-wrapper

  reg:
    minItems: 1
    maxItems: 4

  reg-names:
    minItems: 1
    maxItems: 4

  clocks:
    minItems: 4
    maxItems: 7

  clock-names:
    minItems: 4
    maxItems: 7

  interrupts:
    items:
      - description: GMU HFI interrupt
      - description: GMU interrupt

  interrupt-names:
    items:
      - const: hfi
      - const: gmu

  power-domains:
    items:
      - description: CX power domain
      - description: GX power domain

  power-domain-names:
    items:
      - const: cx
      - const: gx

  iommus:
    maxItems: 1

  qcom,qmp:

Annotation

Implementation Notes