diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000000..4fb26b555e
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "framework"]
+	path = framework
+	url = https://github.com/Mbed-TLS/mbedtls-framework
diff --git a/framework b/framework
new file mode 160000
index 0000000000..2c29c56c10
--- /dev/null
+++ b/framework
@@ -0,0 +1 @@
+Subproject commit 2c29c56c1095044dd78d6ea5d804fe1f61f946bf