---
name: "mtxhci"
section: "4"
platform: "openbsd"
package: "man"
version: "8.0-current-20261101"
release: "OpenBSD 8.0-current (2026-11-01)"
platforms: ["openbsd"]
url: "https://new.carta.tech/mtxhci"
---

# mtxhci(4)

MediaTek USB xHCI controller

## NAME

**mtxhci** – MediaTek USB xHCI controller

## SYNOPSIS

**mtxhci\* at fdt?** **usb\*    at mtxhci?**

## DESCRIPTION

The **mtxhci** driver controls the interface logic and supports the USB eXtensible Host Controller Interface integrated on MediaTek SoCs.

It provides an interface to [usb(4)](/usb/4.md) devices and supports all USB 3.0, 2.0 and 1.x device speeds.

## SEE ALSO

[intro(4)](/intro/4.md), [usb(4)](/usb/4.md)

## HISTORY

The **mtxhci** device driver first appeared in OpenBSD 7.7.

## AUTHORS

The **mtxhci** driver was written by James Hastings ⟨*hastings@openbsd.org*⟩.