- initramfs lags 1 build behind but it only affect the kernel modules which
  we don't have in initramfs - it's only used for NAND flash boot
  to mount overlayfs and switch_root there

changing DEFAULTTUNE to match one in the Xilinx's layer helped with Kernel Oops - it set -mfloat-abi from 'softfp' to 'hard'