Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml
Extension
.yaml
Size
10786 bytes
Lines
355
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)
# Copyright (c) 2020 MediaTek
%YAML 1.2
---
$id: http://devicetree.org/schemas/usb/mediatek,mtu3.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: MediaTek USB3 DRD Controller

maintainers:
  - Chunfeng Yun <chunfeng.yun@mediatek.com>

allOf:
  - $ref: usb-drd.yaml

description: |
  The DRD controller has a glue layer IPPC (IP Port Control), and its host is
  based on xHCI.

properties:
  compatible:
    items:
      - enum:
          - mediatek,mt2712-mtu3
          - mediatek,mt8173-mtu3
          - mediatek,mt8183-mtu3
          - mediatek,mt8186-mtu3
          - mediatek,mt8188-mtu3
          - mediatek,mt8192-mtu3
          - mediatek,mt8195-mtu3
          - mediatek,mt8365-mtu3
      - const: mediatek,mtu3

  reg:
    items:
      - description: the registers of device MAC
      - description: the registers of IP Port Control

  reg-names:
    items:
      - const: mac
      - const: ippc

  interrupts:
    description:
      use "interrupts-extended" when the interrupts are connected to the
      separate interrupt controllers
    minItems: 1
    items:
      - description: SSUSB device controller interrupt
      - description: optional, wakeup interrupt used to support runtime PM

  interrupt-names:
    items:
      - const: device
      - const: wakeup

  power-domains:
    description: A phandle to USB power domain node to control USB's MTCMOS
    maxItems: 1

  clocks:
    minItems: 1
    items:
      - description: Controller clock used by normal mode
      - description: Reference clock used by low power mode etc
      - description: Mcu bus clock for register access
      - description: DMA bus clock for data transfer
      - description: DRD controller clock
      - description: Frame count clock

Annotation

Implementation Notes