1config OPTEE_LIB 2 bool "Support OPTEE library" 3 default y if OPTEE || OPTEE_IMAGE 4 help 5 Selecting this option will enable the shared OPTEE library code. 6 7config OPTEE_IMAGE 8 bool "Support OPTEE images" 9 help 10 Selecting this option to boot OPTEE images. 11 This option enable the OPTEE specific checks done before booting 12 an OPTEE image created with mkimage 13 14config OPTEE_TZDRAM_SIZE 15 hex "Amount of Trust-Zone RAM for the OPTEE image" 16 default 0x0000000 17 depends on OPTEE_LIB 18 help 19 The size of pre-allocated Trust Zone DRAM to allocate for the OPTEE 20 runtime. 21 22config BOOTM_OPTEE 23 bool "Support OPTEE bootm command" 24 select BOOTM_LINUX 25 select OPTEE_IMAGE 26 help 27 Select this command to enable chain-loading of a Linux kernel 28 via an OPTEE firmware. 29 The bootflow is BootROM -> u-boot -> OPTEE -> Linux in this case. 30