Documentation/devicetree/bindings/usb/cypress,hx3.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/usb/cypress,hx3.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/usb/cypress,hx3.yaml
Extension
.yaml
Size
1951 bytes
Lines
90
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/cypress,hx3.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Cypress HX3 USB 3.0 hub controller family

maintainers:
  - Benjamin Bara <benjamin.bara@skidata.com>

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

properties:
  compatible:
    oneOf:
      - enum:
          - usb4b4,6504
          - usb4b4,6506
      - items:
          - enum:
              - usb4b4,6500
              - usb4b4,6508
          - const: usb4b4,6504
      - items:
          - enum:
              - usb4b4,6502
              - usb4b4,6503
              - usb4b4,6507
              - usb4b4,650a
          - const: usb4b4,6506

  reg: true

  reset-gpios:
    items:
      - description: GPIO specifier for RESETN pin.

  vdd-supply:
    description:
      1V2 power supply (VDD_EFUSE, AVDD12, DVDD12).

  vdd2-supply:
    description:
      3V3 power supply (AVDD33, VDD_IO).

  peer-hub:
    $ref: /schemas/types.yaml#/definitions/phandle
    description:
      phandle to the peer hub on the controller.

required:
  - compatible
  - reg
  - peer-hub
  - vdd-supply
  - vdd2-supply

additionalProperties: false

examples:
  - |
    #include <dt-bindings/gpio/gpio.h>

    usb {
        #address-cells = <1>;
        #size-cells = <0>;

        /* 2.0 hub on port 1 */

Annotation

Implementation Notes