> >> the demux-pinctrl driver... BTW, that driver should forward ->smbus_xfer
> >> just like it does for ->master_xfer, no?
> > 
> > Yes. The idea of having two seperate SMBus controllers in one SoC which
> > would need demuxing is amusing, but still, it exists for I2C and you are
> > right.
> 
> Right, I didn't actually think all that far... :-)

On second thought, we can add smbus support when we need it.