Test: Add BL2 tests

Change-Id: Ie230b3e8caaeb35676be06e4ca9db45b04f64e97
Signed-off-by: Raef Coles <raef.coles@arm.com>
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 543b49c..e498c75 100755
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -29,3 +29,7 @@
 if(TEST_FRAMEWORK_S OR TEST_FRAMEWORK_NS)
     add_subdirectory(secure_fw)
 endif()
+
+if(TEST_BL2)
+    add_subdirectory(bl2)
+endif()