diff --git a/bmlutils/bmlutils.h b/bmlutils/bmlutils.h
index e6ffeee..1e85f08 100644
--- a/bmlutils/bmlutils.h
+++ b/bmlutils/bmlutils.h
@@ -3,4 +3,14 @@
 
 int format_rfs_device (const char *device, const char *path);
 
+#define BML_UNLOCK_ALL				0x8A29		///< unlock all partition RO -> RW
+
+#ifndef BOARD_BML_BOOT
+#define BOARD_BML_BOOT              "/dev/block/bml7"
+#endif
+
+#ifndef BOARD_BML_RECOVERY
+#define BOARD_BML_RECOVERY          "/dev/block/bml8"
+#endif
+
 #endif // BMLUTILS_H_