mvtemp(4) on OpenBSD

The text 2eda7d62ec8c, as OpenBSD 7.1, OpenBSD 7.0, OpenBSD 6.9, OpenBSD 6.8, OpenBSD 6.7, OpenBSD 6.6, OpenBSD 6.5, OpenBSD 6.4 shipped it.

Marvell Armada temperature sensor