sfgpio(4)

2 files changed, 46 insertions, 2 deletions

diff --git a/share/man/man4/man4.riscv64/Makefile b/share/man/man4/man4.riscv64/Makefile
index c6d30a2f9a7..7f9b1fc29e7 100644
--- a/share/man/man4/man4.riscv64/Makefile
+++ b/share/man/man4/man4.riscv64/Makefile
@@ -1,6 +1,7 @@
-#	$OpenBSD: Makefile,v 1.6 2022/02/18 10:51:43 visa Exp $
+#	$OpenBSD: Makefile,v 1.7 2022/05/30 17:44:10 kettenis Exp $
 
-MAN=	intro.4 mpfclock.4 mpfgpio.4 mpfiic.4 plic.4 sfcc.4 sfclock.4 sfuart.4
+MAN=	intro.4 mpfclock.4 mpfgpio.4 mpfiic.4 plic.4 \
+	sfcc.4 sfclock.4 sfgpio.4 sfuart.4
 
 MANSUBDIR=riscv64
 
diff --git a/share/man/man4/man4.riscv64/sfgpio.4 b/share/man/man4/man4.riscv64/sfgpio.4
new file mode 100644
index 00000000000..3ff901760e4
--- /dev/null
+++ b/share/man/man4/man4.riscv64/sfgpio.4
@@ -0,0 +1,43 @@
+.\"	$OpenBSD: sfgpio.4,v 1.1 2022/05/30 17:44:10 kettenis Exp $
+.\"
+.\" Copyright (c) 2022 Mark Kettenis <kettenis@openbsd.org>
+.\"
+.\" Permission to use, copy, modify, and distribute this software for any
+.\" purpose with or without fee is hereby granted, provided that the above
+.\" copyright notice and this permission notice appear in all copies.
+.\"
+.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+.\"
+.Dd $Mdocdate: May 30 2022 $
+.Dt SFGPIO 4 riscv64
+.Os
+.Sh NAME
+.Nm sfgpio
+.Nd SiFive GPIO controller
+.Sh SYNOPSIS
+.Cd "sfgpio* at fdt?"
+.Sh DESCRIPTION
+The
+.Nm
+driver provides support for the GPIO ports found on SiFive SoCs.
+It does not provide direct device driver entry points but makes its
+functions available to other drivers.
+.Sh SEE ALSO
+.Xr intro 4
+.Sh HISTORY
+The
+.Nm
+driver first appeared in
+.Ox 7.2 .
+.Sh AUTHORS
+.An -nosplit
+The
+.Nm
+driver was written by
+.An Mark Kettenis Aq Mt kettenis@openbsd.org .