config OPTEE bool "Support OPTEE images" help U-Boot can be configured to boot OPTEE images. Selecting this option will enable shared OPTEE library code and enable an OPTEE specific bootm command that will perform additional OPTEE specific checks before booting an OPTEE image created with mkimage. config OPTEE_LOAD_ADDR hex "OPTEE load address" default 0x00000000 help The load address of the bootable OPTEE binary. config OPTEE_TZDRAM_SIZE hex "Amount of Trust-Zone RAM for the OPTEE image" depends on OPTEE default 0x3000000 help The size of pre-allocated Trust Zone DRAM to allocate for the OPTEE runtime. config OPTEE_TZDRAM_BASE hex "Base address of Trust-Zone RAM for the OPTEE image" depends on OPTEE default 0x9d000000 help The base address of pre-allocated Trust Zone DRAM for the OPTEE runtime. config BOOTM_OPTEE bool "Support OPTEE bootm command" select BOOTM_LINUX default n help Select this command to enable chain-loading of a Linux kernel via an OPTEE firmware. The bootflow is BootROM -> u-boot -> OPTEE -> Linux in this case.