---
name: "pchgpio"
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/pchgpio"
---

# pchgpio(4)

Intel PCH GPIO controller

## NAME

**pchgpio** – Intel PCH GPIO controller

## SYNOPSIS

**pchgpio\* at acpi?**

## DESCRIPTION

The **pchgpio** driver provides support for the GPIO controllers found on Intel PCHs. It does not provide direct device driver entry points but makes its functions available to [acpi(4)](/acpi/4.md).

## SEE ALSO

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

## HISTORY

The **pchgpio** driver first appeared in OpenBSD 6.9.

## AUTHORS

The **pchgpio** driver was written by Mark Kettenis ⟨*kettenis@openbsd.org*⟩ and James Hastings.