1 files changed, 41 insertions, 0 deletions
diff --git a/tools/fdt_host.h b/tools/fdt_host.h
new file mode 100644
index 00000000000..bc42306c9e5
--- /dev/null
+++ b/tools/fdt_host.h
@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2008 Semihalf
+ */
+
+#ifndef __FDT_HOST_H__
+#define __FDT_HOST_H__
+
+/* Make sure to include u-boot version of libfdt include files */
+#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);
+
+/**
+ * fit_check_sign() - Check a signature in a FIT
+ *
+ * @fit: FIT to check
+ * @key: Key FDT blob to check against
+ * @fit_uname_config: Name of configuration to check (NULL for default)
+ * @return 0 if OK, -ve if signature failed
+ */
+int fit_check_sign(const void *fit, const void *key,
+		   const char *fit_uname_config);
+
+#endif /* __FDT_HOST_H__ */