ifeq ($(USE_SMART_BUILD),yes)
ifneq ($(findstring HAL_USE_CRC TRUE,$(HALCONF)),)
PLATFORMSRC_CONTRIB += $(CHIBIOS_CONTRIB)/os/hal/ports/AT32/LLD/CRCv1/hal_crc_lld.c
endif
else
PLATFORMSRC_CONTRIB += $(CHIBIOS_CONTRIB)/os/hal/ports/AT32/LLD/CRCv1/hal_crc_lld.c
endif

PLATFORMINC_CONTRIB += $(CHIBIOS_CONTRIB)/os/hal/ports/AT32/LLD/CRCv1