.\"-
.\" Copyright (c) 2017 Emmanuel Vadot <manu@freebsd.org>
.\"
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.Dd Dec 25, 2017
.Dt AW_GPIO 4
.Os
.Sh NAME
.Nm aw_gpio
.Nd driver for the GPIO and pin muxing functionalities on Allwinner SoC
.Sh SYNOPSIS
.Cd "device gpio"
.Cd "options SOC_ALLWINNER_A10"
.Cd "options SOC_ALLWINNER_A13"
.Cd "options SOC_ALLWINNER_A20"
.Cd "options SOC_ALLWINNER_A31"
.Cd "options SOC_ALLWINNER_A31S"
.Cd "options SOC_ALLWINNER_A33"
.Cd "options SOC_ALLWINNER_A83T"
.Cd "options SOC_ALLWINNER_H2PLUS"
.Cd "options SOC_ALLWINNER_H3"
.Cd "options SOC_ALLWINNER_A64"
.Cd "options SOC_ALLWINNER_H5"
.Sh DESCRIPTION
The
.Nm
device driver provides support for the Allwinner pin muxing and GPIO on
Allwinner SoCs.
.Sh HARDWARE
The current version of the
.Nm
driver supports the GPIO/pinmuxing controller with one of the following
compatible strings :
.Pp
.Bl -bullet -compact
.It
allwinner,sun4i-a10-pinctrl
.It
allwinner,sun5i-a13-pinctrl
.It
allwinner,sun7i-a20-pinctrl
.It
allwinner,sun6i-a31-pinctrl
.It
allwinner,sun6i-a31s-pinctrl
.It
allwinner,sun6i-a31-r-pinctrl
.It
allwinner,sun6i-a33-pinctrl
.It
allwinner,sun8i-a83t-pinctrl
.It
allwinner,sun8i-a83t-r-pinctrl
.It
allwinner,sun8i-h3-pinctrl
.It
allwinner,sun50i-h5-pinctrl
.It
allwinner,sun8i-h3-r-pinctrl
.It
allwinner,sun50i-a64-pinctrl
.It
allwinner,sun50i-a64-r-pinctrl
.El
.Sh SEE ALSO
.Xr fdt 4 ,
.Xr gpio 4
.Sh HISTORY
The
.Nm
device driver first appeared in
.Fx 10.0 .
.Sh AUTHORS
The
.Nm
device driver was originally written by
.An Ganbold Tsagaankhuu Aq Mt ganbold@freebsd.org .
This manual page was written by
.An Emmanuel Vadot Aq Mt manu@freebsd.org .