diff --git a/os/hal/ports/AVR/XMEGA/LLD/USARTv1/driver.mk b/os/hal/ports/AVR/XMEGA/LLD/USARTv1/driver.mk
new file mode 100644
index 000000000..cb6b07f86
--- /dev/null
+++ b/os/hal/ports/AVR/XMEGA/LLD/USARTv1/driver.mk
@@ -0,0 +1,13 @@
+ifeq ($(USE_SMART_BUILD),yes)
+ifneq ($(findstring HAL_USE_UART TRUE,$(HALCONF)),)
+PLATFORMSRC += $(CHIBIOS)/os/hal/ports/AVR/XMEGA/LLD/USARTv1/hal_uart_lld.c
+endif
+ifneq ($(findstring HAL_USE_SERIAL TRUE,$(HALCONF)),)
+PLATFORMSRC += $(CHIBIOS)/os/hal/ports/AVR/XMEGA/LLD/USARTv1/hal_serial_lld.c
+endif
+else
+PLATFORMSRC += $(CHIBIOS)/os/hal/ports/AVR/XMEGA/LLD/USARTv1/hal_uart_lld.c
+PLATFORMSRC += $(CHIBIOS)/os/hal/ports/AVR/XMEGA/LLD/USARTv1/hal_serial_lld.c
+endif
+
+PLATFORMINC += $(CHIBIOS)/os/hal/ports/AVR/XMEGA/LLD/USARTv1