Documentation/devicetree/bindings/interconnect/qcom,qcm2290.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/interconnect/qcom,qcm2290.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/interconnect/qcom,qcm2290.yaml
Extension
.yaml
Size
2114 bytes
Lines
94
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 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/interconnect/qcom,qcm2290.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm QCM2290 Network-On-Chip interconnect

maintainers:
  - Shawn Guo <shawn.guo@linaro.org>

description: |
  The Qualcomm QCM2290 interconnect providers support adjusting the
  bandwidth requirements between the various NoC fabrics.

allOf:
  - $ref: qcom,rpm-common.yaml#

properties:
  reg:
    maxItems: 1

  compatible:
    enum:
      - qcom,qcm2290-bimc
      - qcom,qcm2290-cnoc
      - qcom,qcm2290-snoc

# Child node's properties
patternProperties:
  '^interconnect-[a-z0-9]+$':
    type: object
    description:
      The interconnect providers do not have a separate QoS register space,
      but share parent's space.

    allOf:
      - $ref: qcom,rpm-common.yaml#

    properties:
      compatible:
        enum:
          - qcom,qcm2290-qup-virt
          - qcom,qcm2290-mmrt-virt
          - qcom,qcm2290-mmnrt-virt

    required:
      - compatible

    unevaluatedProperties: false

required:
  - compatible
  - reg

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/clock/qcom,rpmcc.h>

    snoc: interconnect@1880000 {
        compatible = "qcom,qcm2290-snoc";
        reg = <0x01880000 0x60200>;
        #interconnect-cells = <1>;

        qup_virt: interconnect-qup {
            compatible = "qcom,qcm2290-qup-virt";
            #interconnect-cells = <1>;
        };

Annotation

Implementation Notes