X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=tools%2Ffdt_host.h;h=99b009b2210928717d6f2a6183e61f247a25a6d7;hb=57f0bc428aeecbc30a89a10be05fa69fd3e64aef;hp=134d9657139b4347257bf34ae644ed08a0fb674d;hpb=0f507779ca00d90cdd4bcc8252630370339b7ea6;p=u-boot

diff --git a/tools/fdt_host.h b/tools/fdt_host.h
index 134d965713..99b009b221 100644
--- a/tools/fdt_host.h
+++ b/tools/fdt_host.h
@@ -1,16 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * (C) Copyright 2008 Semihalf
- *
- * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #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__ */