Documentation/devicetree/bindings/usb/realtek,rts5411.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/usb/realtek,rts5411.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/usb/realtek,rts5411.yaml
Extension
.yaml
Size
1978 bytes
Lines
93
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/usb/realtek,rts5411.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Realtek RTS5411 USB 3.0 hub controller

maintainers:
  - Matthias Kaehlcke <mka@chromium.org>

allOf:
  - $ref: usb-hub.yaml#

properties:
  compatible:
    items:
      - enum:
          - usbbda,5411
          - usbbda,411

  vdd-supply:
    description:
      phandle to the regulator that provides power to the hub.

  peer-hub: true

  ports:
    $ref: /schemas/graph.yaml#/properties/ports

    patternProperties:
      '^port@':
        $ref: /schemas/graph.yaml#/properties/port

        properties:
          reg:
            minimum: 1
            maximum: 4

additionalProperties:
  properties:
    reg:
      minimum: 1
      maximum: 4

required:
  - peer-hub
  - compatible
  - reg

examples:
  - |
    usb {
        dr_mode = "host";
        #address-cells = <1>;
        #size-cells = <0>;

        /* 2.0 hub on port 1 */
        hub_2_0: hub@1 {
            compatible = "usbbda,5411";
            reg = <1>;
            vdd-supply = <&pp3300_hub>;
            peer-hub = <&hub_3_0>;
            #address-cells = <1>;
            #size-cells = <0>;
            /* USB 2.0 device on port 2 */
            device@2 {
                compatible = "usb123,4567";
                reg = <2>;
            };

Annotation

Implementation Notes