diff --git a/.gitmodules b/.gitmodules
index 00f774cba7..3de3c6a51e 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -324,3 +324,7 @@
 [submodule "frozen/Adafruit_CircuitPython_SSD1680"]
 	path = frozen/Adafruit_CircuitPython_SSD1680
 	url = https://github.com/adafruit/Adafruit_CircuitPython_SSD1680
+[submodule "ports/broadcom/peripherals"]
+	path = ports/broadcom/peripherals
+	url = https://github.com/adafruit/broadcom-peripherals.git
+	branch = main-build
diff --git a/ports/broadcom/peripherals b/ports/broadcom/peripherals
new file mode 160000
index 0000000000..d3a6b50a21
--- /dev/null
+++ b/ports/broadcom/peripherals
@@ -0,0 +1 @@
+Subproject commit d3a6b50a21e7dd49ba4bfa0374da3407594caa50