libfdt: Add new headers and defines

The libfdt overlay support introduces a bunch of new includes and
functions.

Make sure we are able to build it by adding the needed glue.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Simon Glass <sjg@chromium.org>

diff --git a/include/libfdt_env.h b/include/libfdt_env.h
index 273b5d30f867265dd364a2502946661b39e64359..6c6845f76cf7a6599023c498e373a855a4934bc8 100644 (file)
--- a/include/libfdt_env.h
+++ b/include/libfdt_env.h
@@ -23,6 +23,12 @@ typedef __be64 fdt64_t;
 #define fdt64_to_cpu(x)                be64_to_cpu(x)
 #define cpu_to_fdt64(x)                cpu_to_be64(x)
 
+#ifdef __UBOOT__
+#include <vsprintf.h>
+
+#define strtoul(cp, endp, base)        simple_strtoul(cp, endp, base)
+#endif
+
 /* adding a ramdisk needs 0x44 bytes in version 2008.10 */
 #define FDT_RAMDISK_OVERHEAD   0x80