diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000000000000000000000000000000000000..8f70fff657cc8ab4d5228dbbd57b6f9ff7e84ad6
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "doc_module_vitis"]
+	path = doc_module_vitis
+	url = git@vm09.veremes.net:Documentation/doc_module_vitis.git
diff --git a/doc_module_vitis b/doc_module_vitis
new file mode 160000
index 0000000000000000000000000000000000000000..8777e85b4047fbb5afd6f1dd94205c660970ac08
--- /dev/null
+++ b/doc_module_vitis
@@ -0,0 +1 @@
+Subproject commit 8777e85b4047fbb5afd6f1dd94205c660970ac08