You might check those: https://www.armbian.com/nanopi-k2/ They are not perfect, but certainly better. I tried patching armbian u-boot and it worked a lot better than default ubuntu (mostly because of the crappy default u-boot!): Linux is stable and hdmi is working even after re-plugging it but it h...

I bought the Nanopi-k2 for a media-centric project, i found a good wiki so i presumed support was good or at least i could have a running board in no time, i was totally WRONG! the linux image is horrible: the only resolution supported is 1080p and with overscan problems and if you unplug the HDMI c...