---
name: "gpiocharger"
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/gpiocharger"
---

# gpiocharger(4)

GPIO battery charger

## NAME

**gpiocharger** – GPIO battery charger

## SYNOPSIS

**gpiocharger\* at fdt?**

## DESCRIPTION

The **gpiocharger** driver provides support for battery chargers connected to GPIO pins. Currently, only power supply status events are supported.

The power supply status (connected or disconnected) is set up as a sensor and can be monitored using [sysctl(8)](/sysctl/8.md) or [sensorsd(8)](/sensorsd/8.md).

## SEE ALSO

[gpio(4)](/gpio/4.md), [intro(4)](/intro/4.md), [sensorsd(8)](/sensorsd/8.md), [sysctl(8)](/sysctl/8.md)

## HISTORY

The **gpiocharger** driver first appeared in OpenBSD 7.1.

## AUTHORS

The **gpiocharger** driver was written by Klemens Nanni ⟨*kn@openbsd.org*⟩.