https://lore.kernel.org/lkml/20230221233808.1565509-1-kuba@kernel.org/
ipq5018 is supported by the kernel since a while.
But the device is not so popular, so less people working on it.
I would do it myself, but the openwrt experience I have exists out of installing it on supported routers using the "manual", rather then starting it on my own.
As everything works, for me it's just a nice to have. I can help by testing things when needed, but not create and research everything myself. I'm quite handy with things, but "free time" is for me the missing link between those.
Instead this post, follow:
However, the Redmi and non-Redmi (AiOT) versions are mixed in that thread as well.