A stable Armbian Bookworm configuration for your Helios64 is provided here (solved).
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Recently a new Armbian 23.08.1 Bookworm image with linux-6.1.50 was made available for Helios64 on its download page (see here) - which is as such great 😀.
Everything starts up nicely, but unlike the previous Bookworm 23.05 image, the current one has an issue with accessing USB devices. In the boot process the
I flashed to both as you recommended....
root@helios64:~/bootloader/linux-u-boot-edge-helios64_22.02.1_arm64/usr/lib/linux-u-boot-edge-helios64_22.02.1_arm64# dd if=idbloader.bin of=/dev/mmcblk1 seek=64 conv=notrunc
424+1 records in
424+1 records out
217372 bytes (217 kB, 212 KiB) copied, 0.0135302 s, 16.1 MB/s
root@helios64:~/bootloader/linux-u-boot-edge-helios64_22.02.1_arm64/usr/lib/linux-u-boot-edge-helios64_22.02.1_arm64# dd if=uboot.img of=/dev/mmcblk1 seek=16384 conv=notrunc
8192+0 rec