Re: [PATCH v2] of: i2c: Add idle-disconnect DT property to PCA954x mux driver

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On Fri, Dec 19, 2014 at 06:00:10PM +0100, Alexander Sverdlin wrote:
> of: i2c: Add idle-disconnect DT property to PCA954x mux driver
> 
> Add idle-disconnect device tree property to PCA954x mux driver. The new property
> forces the multiplexer to disconnect child buses in idle state. This is used, for
> example, when there are several multiplexers on the same bus and the devices on
> the underlying buses might have same I2C addresses.

Basically OK. Question to DT maintainers: "idle-disconnect",
"i2c-mux-idle-disconnect", or is there another existing binding we could
use?

> At the same time old (and not used in the tree) platform data binding
> deselect_on_exit is removed to simplify the implementation. Old binding has
> different (per-channel) semantics and doesn't fit well in the new concept.

I'd prefer to keep it. It should be only one || more. It is not really
in the way IMO.

Thanks,

   Wolfram

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