[Universal Update Utility]. Herramienta oficial de NXP, antes Freescale, para cargar firmware y grabar imágenes en procesadores i.MX a través de USB, principalmente en modo Serial Download Protocol [SDP] o Fastboot.
# uuu u-boot.imx
# uuu flash.bin
# uuu -b emmc u-boot-imx8mp-evk.bin-flash_singleboot
# uuu -b emmc_all flash.bin fsl-image-validation-imx-imx8mp-evk.sdcard
# uuu -b emmc_all flash.bin fsl-image-validation-imx-imx8mp-evk.sdcard.bz2/*
# uuu -b sd_all flash.bin image.sdcard
# uuu -b qspi flash.bin-flash_ddr4_evk_flexspi
# uuu -b qspi_all flash.bin-flash_ddr4_evk_flexspi image.bin
# uuu imx-boot-imx8mn-evk-sd.bin-flash_singleboot
# uuu -b emmc_all imx-boot-imx8mnddr4evk-fspi.bin-flash_ddr4_evk_flexspi fsl-image-gui-imx8mnddr4evk.sdcard
# uuu -b emmc_all imx-boot-imx8mp-evk-sd.bin-flash_singleboot imx8mp-evk-scmi.dtb Image core-image-base-imx8mp-evk.rootfs.tar.bz2
# uuu LF6.6.3_1.0.0-mx8mp.zip