bootblock-y += gpio.c romstage-y += gpio.c romstage-y += tpm_tis.c ramstage-y += gpio.c ramstage-y += tpm_tis.c verstage-y += tpm_tis.c verstage-$(CONFIG_VBOOT_STARTS_BEFORE_BOOTBLOCK) += gpio.c smm-y += gpio.c smm-y += smihandler.c