---
name: "smtcomphy"
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/smtcomphy"
---

# smtcomphy(4)

SpacemiT PCIe 2.0 and USB 3.0 PHY

## NAME

**smtcomphy** – SpacemiT PCIe 2.0 and USB 3.0 PHY

## SYNOPSIS

**smtcomphy\* at fdt?**

## DESCRIPTION

The **smtcomphy** driver controls the PCIe 2.0 and USB 3.0 PHY integrated on SpacemiT SoCs.

## SEE ALSO

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

## HISTORY

The **smtcomphy** device driver first appeared in OpenBSD 7.9.

## AUTHORS

The **smtcomphy** driver was written by Mark Kettenis ⟨*kettenis@openbsd.org*⟩.