U-boot provides fastboot as a way to provision boards, but it is currently restricted to U-boot proper only as it needs the command line.
There is a patch series currently on upstream U-boot to add fastboot support to SPL: https://lists.u-boot-project.org/pipermail/u-boot/2026-July/625866.html
U-boot provides
fastbootas a way to provision boards, but it is currently restricted to U-boot proper only as it needs the command line.There is a patch series currently on upstream U-boot to add fastboot support to SPL: https://lists.u-boot-project.org/pipermail/u-boot/2026-July/625866.html