diff --git a/.gitmodules b/.gitmodules
index 044ac24ec..08ce4f447 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -149,3 +149,6 @@
 [submodule "hw/mcu/raspberry_pi/Pico-PIO-USB"]
 	path = hw/mcu/raspberry_pi/Pico-PIO-USB
 	url = https://github.com/sekigon-gonnoc/Pico-PIO-USB.git
+[submodule "hw/mcu/renesas/fsp"]
+	path = hw/mcu/renesas/fsp
+	url = https://github.com/renesas/fsp
diff --git a/hw/mcu/renesas/fsp b/hw/mcu/renesas/fsp
new file mode 160000
index 000000000..8dc14709f
--- /dev/null
+++ b/hw/mcu/renesas/fsp
@@ -0,0 +1 @@
+Subproject commit 8dc14709f2a6518b43f71efad70d900b7718d9f1