1.\" Copyright (c) 2017 The FreeBSD Foundation 2.\" All rights reserved. 3.\" 4.\" This documentation was written by Landon Fuller under sponsorship from 5.\" the FreeBSD Foundation. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 16.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26.\" SUCH DAMAGE. 27.\" 28.\" $FreeBSD$ 29.\" 30.Dd October 16, 2017 31.Dt BHND_PMU 4 32.Os 33.Sh NAME 34.Nm bhnd_pmu 35.Nd Broadcom Home Networking Division PMU Driver 36.Sh SYNOPSIS 37To compile this driver into the kernel, add this line to the 38kernel configuration file: 39.Bd -ragged -offset indent 40.Cd "device bhnd" 41.Ed 42.Pp 43To load the driver as a module at boot, add this line to 44.Xr loader.conf 5 : 45.Bd -literal -offset indent 46bhnd_load="YES" 47.Ed 48.Sh DESCRIPTION 49The 50.Nm 51driver supports the Power Management Unit (PMU) found in Broadcom Home 52Networking Division network chipsets and embedded systems. 53.Pp 54The PMU provides a hardware interface for managing the device's clock and power 55topology. 56.Sh SEE ALSO 57.Xr bhnd 4 , 58.Xr intro 4 59.Sh HISTORY 60The 61.Nm 62device driver first appeared in 63.Fx 12.0 . 64.Sh AUTHORS 65.An -nosplit 66The 67.Nm 68driver was derived from Broadcom's ISC-licensed Linux PMU drivers, and was 69ported to 70.Fx 71and 72.Xr bhnd 4 73by 74.An Landon Fuller Aq Mt landonf@FreeBSD.org . 75