How do I create a personal Linux for banana pi r2?

Hello How can I run my own Linux kernel by u boot for banana pi r2 board?

you can use my kernel-repo or take patches from there into your own linux-fork

in my wiki you’ll find instructions for “how to boot linux kernel”

https://www.fw-web.de/dokuwiki/doku.php?id=en:bpi-r2:uboot