diff --git a/os/hal/ports/RP/LLD/WDGv1/driver.mk b/os/hal/ports/RP/LLD/WDGv1/driver.mk
new file mode 100644
index 000000000..9d31b97c7
--- /dev/null
+++ b/os/hal/ports/RP/LLD/WDGv1/driver.mk
@@ -0,0 +1,9 @@
+ifeq ($(USE_SMART_BUILD),yes)
+ifneq ($(findstring HAL_USE_WDG TRUE,$(HALCONF)),)
+PLATFORMSRC += $(CHIBIOS)/os/hal/ports/RP/LLD/WDGv1/hal_wdg_lld.c
+endif
+else
+PLATFORMSRC += $(CHIBIOS)/os/hal/ports/RP/LLD/WDGv1/hal_wdg_lld.c
+endif
+
+PLATFORMINC += $(CHIBIOS)/os/hal/ports/RP/LLD/WDGv1