Documentation/devicetree/bindings/slimbus/qcom,slim-ngd.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/slimbus/qcom,slim-ngd.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/slimbus/qcom,slim-ngd.yaml
Extension
.yaml
Size
2815 bytes
Lines
121
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

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Annotated Snippet

# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/slimbus/qcom,slim-ngd.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm SoC SLIMBus Non Generic Device (NGD) Controller

maintainers:
  - Krzysztof Kozlowski <krzk@kernel.org>
  - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>

description:
  SLIMBus NGD controller is a light-weight driver responsible for communicating
  with SLIMBus slaves directly over the bus using messaging interface and
  communicating with master component residing on ADSP for bandwidth and
  data-channel management

properties:
  compatible:
    enum:
      - qcom,slim-ngd-v1.5.0        # for MSM8996
      - qcom,slim-ngd-v2.1.0        # for SDM845

  reg:
    maxItems: 1

  "#address-cells":
    const: 1

  "#size-cells":
    const: 0

  dmas:
    maxItems: 2

  dma-names:
    items:
      - const: rx
      - const: tx

  interrupts:
    maxItems: 1

  iommus:
    maxItems: 1

patternProperties:
  "^slim@[0-9a-f]+$":
    type: object
    $ref: slimbus.yaml#
    description:
      Each subnode represents an instance of NGD

    properties:
      reg:
        maxItems: 1

    unevaluatedProperties: false

required:
  - compatible
  - reg
  - "#address-cells"
  - "#size-cells"
  - dmas
  - dma-names
  - interrupts

additionalProperties: false

Annotation

Implementation Notes