---
name: "smtclock"
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/smtclock"
---

# smtclock(4)

SpacemiT clock controller

## NAME

**smtclock** – SpacemiT clock controller

## SYNOPSIS

**smtclock\* at fdt?**

## DESCRIPTION

The **smtclock** driver controls the clock signals for integrated components of SpacemiT SoCs.

## SEE ALSO

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

## HISTORY

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

## AUTHORS

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