---
name: "clcs"
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/clcs"
---

# clcs(4)

Cirrus Logic CS4280/CS4610/CS4615 audio device

## NAME

**clcs** – Cirrus Logic CS4280/CS4610/CS4615 audio device

## SYNOPSIS

**clcs\*  at pci?** **audio\* at clcs?**

## DESCRIPTION

The **clcs** driver provides support for the Cirrus Logic CS4280 chip, as well as for CS461x.

## FILES

The driver needs a firmware file, which is loaded on demand when the device is attached:

- */etc/firmware/cs4280*

  ## SEE ALSO

[ac97(4)](/ac97/4.md), [audio(4)](/audio/4.md), [intro(4)](/intro/4.md), [pci(4)](/pci/4.md)

## HISTORY

The **clcs** device driver appeared in OpenBSD 2.8.