> > What is "multi-user"? Why can't you add this offset to the reg-property
> > directly?

...

> MT8183 doesn't need to support muti-user according to the latest project
> information, and I'll remove this feature from patches.

Okay. It will be dropped then, thanks for the heads up!

> > > +  - mediatek,share-i3c: i3c controller can share i2c function.
> > 
> > Please explain in more detail? Is this an I3C controller?
> 
> Yes, it is a i3c controller, and it is compatible with i2c. I only use
> the feature of i2c, so I need a flag to do some extra settings.

Can't you derive this from the compatible? If it is
"mediatek,mt8183-i2c", then you know you need these extra settings?