Re: [PATCH 1/2] i2c-core: Add gpio based bus arbitration implementation

From: Grant Likely
Date: Wed Dec 19 2012 - 19:53:59 EST


On Wed, Dec 19, 2012 at 5:14 PM, Mark Brown
<broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
> On Wed, Dec 19, 2012 at 12:32:01PM +0000, Grant Likely wrote:
>
>> I'm not convinced on the design of this protocol. It won't scale beyond
>> 2 bus masters and it seems very specific to the design of a specific
>> piece of hardware. I don't think it is mature enough to bake into the
>
> I ought to point out that the original patch would've baked this into
> the Samsung I2C driver but I asked for it to be split out as it's
> nothing to do with the controller really and I'm sure I've seen it
> before.

Indeed, baking it into the driver is also the wrong abstraction.

g.

--
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.
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