ifeq ($(USE_SMART_BUILD),yes)
ifneq ($(findstring HAL_USE_SERIAL TRUE,$(HALCONF)),)
PLATFORMSRC += $(CHIBIOS_CONTRIB)/os/hal/ports/NUMICRO/LLD/SERIALv1/hal_serial_lld.c
endif
# ifneq ($(findstring HAL_USE_UART TRUE,$(HALCONF)),)
# PLATFORMSRC += $(CHIBIOS_CONTRIB)/os/hal/ports/NUMICRO/LLDSERIALv1/hal_uart_lld.c
# endif
else
PLATFORMSRC += $(CHIBIOS_CONTRIB)/os/hal/ports/NUMICRO/LLD/SERIALv1/hal_serial_lld.c
# PLATFORMSRC += $(CHIBIOS)/os/hal/ports/NUMICRO/LLD/SERIALv1/hal_uart_lld.c
endif

PLATFORMINC += $(CHIBIOS_CONTRIB)/os/hal/ports/NUMICRO/LLD/SERIALv1