doc: mkimage: Remove AUTHORS section

Per man-pages(7), "use of an AUTHORS section is strongly discouraged."
Remove it, and instead add some copyright notices and an SPDX. The default
license for U-Boot is GPL2, so that's what I put. The copyright dates are
based on the commit dates.

Signed-off-by: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/doc/mkimage.1 b/doc/mkimage.1
index bc28a5d..8419fa4 100644 (file)
--- a/doc/mkimage.1
+++ b/doc/mkimage.1
@@ -1,4 +1,9 @@
-.TH MKIMAGE 1 "2022-02-07"
+.\" SPDX-License-Identifier: GPL-2.0
+.\" Copyright (C) 2022 Sean Anderson <seanga2@gmail.com>
+.\" Copyright (C) 2013-20 Simon Glass <sjg@chromium.org>
+.\" Copyright (C) 2010 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
+.\" Copyright (C) 2010 Wolfgang Denk <wd@denx.de>
+.TH MKIMAGE 1 2022-06-11 U-Boot
 .
 .SH NAME
 mkimage \- generate images for U-Boot
@@ -496,11 +501,6 @@ file is required.
 .EE
 .RE
 .
-.PP
-.SH AUTHOR
-This manual page was written by Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
-and Wolfgang Denk <wd@denx.de>. It was updated for image signing by
-Simon Glass <sjg@chromium.org>.
 .SH SEE ALSO
 .BR dtc (1),
 .BR dumpimage (1),