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+.\"	$OpenBSD: qccpucp.4,v 1.1 2024/11/19 10:03:19 tobhe Exp $
+.\"
+.\" Copyright (c) 2024 Tobias Heider <tobhe@openbsd.org>
+.\"
+.\" Permission to use, copy, modify, and distribute this software for any
+.\" purpose with or without fee is hereby granted, provided that the above
+.\" copyright notice and this permission notice appear in all copies.
+.\"
+.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+.\"
+.Dd $Mdocdate: November 19 2024 $
+.Dt QCCPUCP 4
+.Os
+.Sh NAME
+.Nm qccpucp
+.Nd Qualcomm CPUCP mailbox controller
+.Sh SYNOPSIS
+.Cd "qccpucp* at fdt?"
+.Sh DESCRIPTION
+The
+.Nm
+handles communication with the Qualcomm CPUSS Control Processor.
+It is used as a doorbell for CPU frequency management via
+.Xr scmi 4
+on Qualcomm Snapdragon X Elite devices.
+.Sh SEE ALSO
+.Xr intro 4
+.Xr scmi 4
+.Sh HISTORY
+The
+.Nm
+device driver first appeared in
+.Ox 7.7 .
+.Sh AUTHORS
+The
+.Nm
+driver was written by
+.An Tobias Heider Aq Mt tobhe@openbsd.org .