diff --git a/.gitmodules b/.gitmodules
index 0ad6ada..74acdd6 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -2,3 +2,6 @@
 	path = lib/tinyusb
 	url = https://github.com/hathach/tinyusb.git
 	branch = develop
+[submodule "lib/nrfx"]
+	path = lib/nrfx
+	url = https://github.com/NordicSemiconductor/nrfx.git
diff --git a/lib/nrfx b/lib/nrfx
new file mode 160000
index 0000000..096e770
--- /dev/null
+++ b/lib/nrfx
@@ -0,0 +1 @@
+Subproject commit 096e770ee41e5ad92a2137aa6502cb04d5745e5c