X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=tools%2Ffdt_host.h;h=99b009b2210928717d6f2a6183e61f247a25a6d7;hb=16b8d6b76992690c65c58dc8b0591496cc5e46ef;hp=b08bf866ee49ceb6e5092c5904d6bd3f3ab2be61;hpb=9a82b10c6657c5744802971036bb564ebc660291;p=u-boot

diff --git a/tools/fdt_host.h b/tools/fdt_host.h
index b08bf866ee..99b009b221 100644
--- a/tools/fdt_host.h
+++ b/tools/fdt_host.h
@@ -1,27 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * (C) Copyright 2008 Semihalf
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
  */
 
 #ifndef __FDT_HOST_H__
 #define __FDT_HOST_H__
 
 /* Make sure to include u-boot version of libfdt include files */
-#include "../include/libfdt.h"
+#include "../include/linux/libfdt.h"
 #include "../include/fdt_support.h"
 
+/**
+ * fdt_remove_unused_strings() - Remove any unused strings from an FDT
+ *
+ * This creates a new device tree in @new with unused strings removed. The
+ * called can then use fdt_pack() to minimise the space consumed.
+ *
+ * @old:	Old device tree blog
+ * @new:	Place to put new device tree blob, which must be as large as
+ *		@old
+ * @return
+ *	0, on success
+ *	-FDT_ERR_BADOFFSET, corrupt device tree
+ *	-FDT_ERR_NOSPACE, out of space, which should not happen unless there
+ *		is something very wrong with the device tree input
+ */
+int fdt_remove_unused_strings(const void *old, void *new);
+
+int fit_check_sign(const void *working_fdt, const void *key);
+
 #endif /* __FDT_HOST_H__ */