Documentation/devicetree/bindings/usb/willsemi,wusb3801.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/usb/willsemi,wusb3801.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/usb/willsemi,wusb3801.yaml
Extension
.yaml
Size
1706 bytes
Lines
77
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/willsemi,wusb3801.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: WUSB3801 Type-C port controller

description:
  The Will Semiconductor WUSB3801 is a USB Type-C port controller which
  supports role and plug orientation detection using the CC pins. It is
  compatible with the USB Type-C Cable and Connector Specification v1.2.

maintainers:
  - Samuel Holland <samuel@sholland.org>

properties:
  compatible:
    enum:
      - willsemi,wusb3801

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  connector:
    type: object
    $ref: ../connector/usb-connector.yaml#
    unevaluatedProperties: false
    description:
      The managed USB Type-C connector. Since WUSB3801 does not support
      Power Delivery, the node should have the "pd-disable" property.

    properties:
      compatible:
        const: usb-c-connector

    required:
      - pd-disable

required:
  - compatible
  - reg
  - interrupts
  - connector

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/irq.h>

    i2c {
      #address-cells = <1>;
      #size-cells = <0>;

      tcpc@60 {
        compatible = "willsemi,wusb3801";
        reg = <0x60>;
        interrupt-parent = <&gpio0>;
        interrupts = <4 IRQ_TYPE_LEVEL_LOW>;

        connector {
          compatible = "usb-c-connector";
          label = "USB-C";
          vbus-supply = <&otg_switch>;
          power-role = "dual";
          try-power-role = "sink";

Annotation

Implementation Notes