diff --git a/.gitmodules b/.gitmodules
index 4c79508..3548c22 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -6,3 +6,7 @@
 	path = CTI-L4T
 	url = https://git.spirirobotics.com/dchvs/CTI-L4T.git
 	branch = 4.2.2/feature/install-script-on-level2-directory
+[submodule "li-mt9m021"]
+	path = li-mt9m021
+	url = https://git.spirirobotics.com/dchvs/li-mt9m021.git
+	branch = master
diff --git a/li-mt9m021 b/li-mt9m021
new file mode 160000
index 0000000..0a2227b
--- /dev/null
+++ b/li-mt9m021
@@ -0,0 +1 @@
+Subproject commit 0a2227bfb57d57057607b1c063c0e74d4728fa15