Merge git://git.denx.de/u-boot-dm

1 files changed, 26 insertions, 0 deletions

diff --git a/tools/dtoc/fdt_select.py b/tools/dtoc/fdt_select.py
new file mode 100644
index 0000000000..18a36d88a0
--- /dev/null
+++ b/tools/dtoc/fdt_select.py
@@ -0,0 +1,26 @@
+#!/usr/bin/python
+#
+# Copyright (C) 2016 Google, Inc
+# Written by Simon Glass <sjg@chromium.org>
+#
+# SPDX-License-Identifier:      GPL-2.0+
+#
+
+# Bring in either the normal fdt library (which relies on libfdt) or the
+# fallback one (which uses fdtget and is slower). Both provide the same
+# interface for this file to use.
+try:
+    import fdt_normal
+    have_libfdt = True
+except ImportError:
+    have_libfdt = False
+    import fdt_fallback
+
+def FdtScan(fname):
+    """Returns a new Fdt object from the implementation we are using"""
+    if have_libfdt:
+        dtb = fdt_normal.FdtNormal(fname)
+    else:
+        dtb = fdt_fallback.FdtFallback(fname)
+    dtb.Scan()
+    return dtb