MFC r308941:

[bytgpio] Add bytgpio(4) man page with general description of the driver

2 files changed, 57 insertions, 0 deletions

diff --git a/share/man/man4/Makefile b/share/man/man4/Makefile
index 99618e1..9dbd9ec 100644
--- a/share/man/man4/Makefile
+++ b/share/man/man4/Makefile
@@ -85,6 +85,7 @@ MAN=	aac.4 \
 	bt.4 \
 	bwi.4 \
 	bwn.4 \
+	${_bytgpio.4} \
 	capsicum.4 \
 	cardbus.4 \
 	carp.4 \
@@ -769,6 +770,7 @@ _amdsmb.4=	amdsmb.4
 _amdtemp.4=	amdtemp.4
 _asmc.4=	asmc.4
 _bxe.4=		bxe.4
+_bytgpio.4=	bytgpio.4
 _coretemp.4=	coretemp.4
 _cpuctl.4=	cpuctl.4
 _dpms.4=	dpms.4
diff --git a/share/man/man4/bytgpio.4 b/share/man/man4/bytgpio.4
new file mode 100644
index 0000000..5060953
--- /dev/null
+++ b/share/man/man4/bytgpio.4
@@ -0,0 +1,55 @@
+.\" Copyright (c) 2016
+.\"	Oleksandr Tymoshenko <gonzo@FreeBSD.org>.  All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
+.\"
+.\" $FreeBSD$
+.\"
+.Dd November 20, 2016
+.Dt BYTGPIO 4
+.Os
+.Sh NAME
+.Nm bytgpio
+.Nd Intel Bay Trail SoC GPIO controller
+.Sh SYNOPSIS
+.Cd "device gpio"
+.Cd "device bytgpio"
+.Sh DESCRIPTION
+The
+.Nm
+is a driver for GPIO controller that can be found in Intel's Bay Trail SoC family.
+.Pp
+Bay Trail SoC has three banks of GPIO pins exposed to userland as /dev/gpiocN,
+where N is 0, 1, and 2. Pins in each bank are pre-named to match names
+on boards schematics: GPIO_S0_SCnn, GPIO_S0_NCnn, and GPIO_S5_nn.
+.Sh SEE ALSO
+.Xr gpio 3 ,
+.Xr gpio 4 ,
+.Xr gpioctl 8
+.Sh HISTORY
+The
+.Nm
+manual page first appeared in
+.Fx 12.0 .
+.Sh AUTHORS
+This driver and man page was written by
+.An Oleksandr Tymoshenko Aq Mt gonzo@FreeBSD.org .