CycloneV: Programming FPGA from U-Boot

I am using cyclone V DE1 Soc ; quartus prime lite edition 20.1 with EDS 20.1 standard… set my MSEL as 01010

I am following [this tutorial]( rsyocto/7_customVersions.md at rsYocto-1.04 · robseb/rsyocto (github.com)). and getting error -6.

I also tried to generate sd card image. by following [this tutorial]( Building Bootloader | Documentation | RocketBoards.org). but nothing shows up in putty terminal.

I am trying to route spi peripheral through fpga…

are u aware of that robseb / yocto project…?