[PATCH 2/3] arm64: dts: sophgo: add initial Milk-V Duo S board support

[Joshua Milas]

Hi Inochi,

> Only enable device that can be accessed directly. These devices share
> some pins and only one of them can be used. I suggest enabling devices
> that are accessed by default (which means it is compatible with the
> vendor kernel).

I decompiled the vendor device tree and will match what is in that.
Surprisingly most of these are enabled there. I also tried to check
the pinouts [1] but didnt really get anything out of it.

Link: https://github.com/milkv-duo/duo-files/raw/refs/heads/main/duo-s/hardware/SG2000-PINOUT.xlsx [1]

Thanks,
- Joshua Milas