diff --git a/.gitmodules b/.gitmodules
index 70c3f1c3ee..5904e00e6c 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -3,3 +3,6 @@
 	url = https://github.com/betaflight/config.git
 	branch = master
 	ignore = dirty
+[submodule "lib/main/pico-sdk"]
+	path = lib/main/pico-sdk
+	url = https://github.com/raspberrypi/pico-sdk
diff --git a/lib/main/pico-sdk b/lib/main/pico-sdk
new file mode 160000
index 0000000000..ee68c78d0a
--- /dev/null
+++ b/lib/main/pico-sdk
@@ -0,0 +1 @@
+Subproject commit ee68c78d0afae2b69c03ae1a72bf5cc267a2d94c