Re: [PATCH v1 1/4] i2c: mux: Add i2c-arbitrator 'mux' driver

From: Olof Johansson
Date: Wed Feb 13 2013 - 13:49:18 EST

On Wed, Feb 13, 2013 at 10:45 AM, Olof Johansson <olof@xxxxxxxxx> wrote:

>> + i2c-parent = <&{/i2c@12CA0000}>;
> Why use this custom i2c-parent property? The arbitrator should just be
> under the i2c controller in the device tree, and thus parent would be
> derived from the topology there.

Ah. Reading up on the discussions for the other mux bindings, there's
the issue of the arbitrator not being addressable/accessible via i2c.

Sigh, awkward and annoying, since it breaks the topography for the
hardware apart due to the arbitrator. But I guess there's no good
alternative. :(

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