On Wed, Jul 20, 2016 at 10:18:11PM +0100, Jonathan Cameron wrote:

> 4) Should we drop all the bindings for bridging between such subsystems
> and do it all from userspace?

This clearly doesn't seem sensible, we have plenty of hardware that's
obviously wired up in a fixed function format even if it could be
general purpose and several duplicated ABIs (eg, hwmon and power_supply
have clear overlap).

> I think we may end up with a hybrid of the two, but need to be able to
> make it work in 'standard' cases without userspace being involved. That
> hybrid solution may well be devicetree overlay based... Unclear so far.
> + plenty of crazy things that 'might' make sense where there isn't even
> the pretence of representing real hardware.

I'm definitely seeing people choosing their kernel subsystem on the
basis of libiio.