Add Prototype Disclaimer
Change-Id: Iba40b92e361232a193d379f9355ca0ae25547581
diff --git a/README.md b/README.md
index 328078e..b2557bd 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,10 @@
+--------------------------------------------------------------------------
+Disclaimer: This branch contains prototype code which is for demonstrative
+purposes only and to serve as proof of concept. It is designed to allow
+prototyping of new features and any productization paths if taken
+forward would be delivered through the master branch.
+--------------------------------------------------------------------------
+
# OP-TEE Trusted OS
This git contains source code for the secure side implementation of OP-TEE
project.