ifeq ($(CONFIG_TZDEV),y)
    $(warning "CONFIG_MTK_PLATFORM: $(CONFIG_MTK_PLATFORM)")
    $(warning "CONFIG_TEEGRIS_VERSION_STRING: $(CONFIG_TEEGRIS_VERSION_STRING)")
    ccflags-y += -I$(srctree)/drivers/tee/tzdev/$(CONFIG_TEEGRIS_VERSION_STRING)/include
    ccflags-y += -I$(srctree)/drivers/tee/tzdev/$(CONFIG_TEEGRIS_VERSION_STRING)/include/tzdev
endif