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
There are new Armbian 24.05 images available on the Helios64 download page: both images Bookworm minimal and Jammy Desktop are based on linux 6.6.30 (download them !).
Again, the rtl_nic firmware (in /lib/firmware/rtl_nic) should be replaced by the version downloaded from git.kernel.org, such that the 2.5G LAN interface works correctly.
I would also recommend to copy the dtb attached below to /boot/dtb/rockchip/rk3399-kobol-helios64.dtb (execute 'update-initramfs -u' afte