-BR2_TARGET_ARM_TRUSTED_FIRMWARE_ADDITIONAL_VARIABLES="STM32MP_SDMMC=1 AARCH32_SP=sp_min DTB_FILE_NAME=osd32mp1-red.dtb STM32MP_USB_PROGRAMMER=1 CFLAGS=-Wno-array-bounds"
-BR2_TARGET_ARM_TRUSTED_FIRMWARE_IMAGES="*.stm32"
+BR2_TARGET_ARM_TRUSTED_FIRMWARE_FIP=y
+BR2_TARGET_ARM_TRUSTED_FIRMWARE_UBOOT_AS_BL33=y
+BR2_TARGET_ARM_TRUSTED_FIRMWARE_UBOOT_BL33_IMAGE="u-boot-nodtb.bin"
+BR2_TARGET_ARM_TRUSTED_FIRMWARE_ADDITIONAL_VARIABLES="STM32MP_SDMMC=1 AARCH32_SP=sp_min DTB_FILE_NAME=stm32mp157c-osd32mp1-red.dtb STM32MP_USB_PROGRAMMER=1 BL33_CFG=$(BINARIES_DIR)/u-boot.dtb"
+BR2_TARGET_ARM_TRUSTED_FIRMWARE_IMAGES="*.stm32 fip.bin"