.\" Copyright (c) 2017 The FreeBSD Foundation
.\"
.\" This documentation was written by Landon Fuller under sponsorship from
.\" the FreeBSD Foundation.
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.Dd October 16, 2017
.Dt BHND_CHIPC 4
.Os
.Sh NAME
.Nm bhnd_chipc
.Nd Broadcom Home Networking Division ChipCommon Driver
.Sh SYNOPSIS
To compile this driver into the kernel, add this line to the
kernel configuration file:
.Bd -ragged -offset indent
.Cd "device bhnd"
.Ed
.Pp
To compile driver support for all additional devices found in embedded systems,
add the following additional lines to the kernel configuration file:
.Bd -ragged -offset indent
.Cd "device cfi"
.Cd "device gpio"
.Cd "device spibus"
.Cd "device uart"
.Ed
.Pp
To load the driver as a module at boot, add this line to
.Xr loader.conf 5 :
.Bd -literal -offset indent
bhnd_load="YES"
.Ed
.Sh DESCRIPTION
The
.Nm
driver supports the ChipCommon core found in Broadcom Home Networking
Division network chipsets and embedded systems.
.Pp
The ChipCommon core provides an interface to common hardware facilities,
including device identification, UARTs, CFI and SPI flash, One-time Programmable
(OTP) Memory, and GPIO.
.Sh SEE ALSO
.Xr bhnd 4 ,
.Xr intro 4
.Sh HISTORY
The
.Nm
device driver first appeared in
.Fx 11.0 .
.Sh AUTHORS
.An -nosplit
The
.Nm
driver was written by
.An Landon Fuller Aq Mt landonf@FreeBSD.org ,
and
.An Michael Zhilin Aq Mt mizhka@FreeBSD.org .
