.\"        $NetBSD: gpio.conf.5,v 1.2 2009/08/01 13:14:40 mbalmer Exp $
.\"
.\" Copyright (c) 2009 Marc Balmer <marc@msys.ch>
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.Dd August 1, 2009
.Dt GPIO.CONF 5
.Os
.Sh NAME
.Nm gpio.conf
.Nd GPIO config file
.Sh DESCRIPTION
The
.Nm
file is read by the
.Pa gpio
rc.d script during system start-up and shutdown,
and is intended for configuring GPIO pins.
.Ss FILE FORMAT
Lines starting with a hash
.Pq Sq #
and empty lines are ignored.
All other lines are passed to
.Xr gpioctl 8 .
.Sh FILES
.Bl -tag -width XXetcXgpioXconfXX
.It Pa /etc/gpio.conf
The
.Nm
configuration file resides in
.Pa /etc .
.It Pa /etc/rc.d/gpio
.Xr rc.d 8
script that parses
.Nm .
.El
.Sh EXAMPLES
In this example, if the
.Pa /etc/gpio.conf
config file is present pin 1 of
.Pa /dev/gpio0
is set as output and named "error_led".
.Bd -literal -offset indent
# Program pin 1 of /dev/gpio0 as output and name it "error_led"
gpio0 1 set out error_led
.Ed
.Sh SEE ALSO
.Xr gpioctl 8 ,
.Xr rc 8