1srcs-$(CFG_DRIVERS_TPM2) += tpm2_chip.c tpm2_ptp_fifo.c tpm2_cmd.c 2srcs-$(CFG_DRIVERS_TPM2_MMIO) += tpm2_mmio.c 3srcs-$(CFG_CORE_TCG_PROVIDER) += tpm2_tcg.c 4