---
name: "plrtc"
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/plrtc"
---

# plrtc(4)

ARM PrimeCell PL031 real-time clock

## NAME

**plrtc** – ARM PrimeCell PL031 real-time clock

## SYNOPSIS

**plrtc\* at fdt?**

## DESCRIPTION

The **plrtc** driver supports the ARM PrimeCell PL031 real-time clock. *ARM PrimeCell Real Time Clock (PL031) Technical Reference Manual*, ARM DDI 0224.

## HISTORY

The **plrtc** driver first appeared in OpenBSD 5.8.