BCMTMON(4) | Device Drivers Manual | BCMTMON(4)

# NAME

`bcmtmon` — Broadcom BCM2711/BCM2712 temperature monitor

# SYNOPSIS

`bcmtmon* at fdt?`

# DESCRIPTION

The `bcmtmon` driver provides support for the temperature sensor found on the Broadcom BCM2711/BCM2712 SoC that is used in the Raspberry Pi 4/5.

Sensor values are made available through the sysctl(8) interface.

# SEE ALSO

intro(4), sensorsd(8), sysctl(8)

# HISTORY

The `bcmtmon` driver first appeared in OpenBSD 6.8.

# AUTHORS

The `bcmtmon` driver was written by Alastair Poole <netstar@gmail.com>.

September 15, 2025 | Debian