Re: [PATCH V2 1/4] i2c: Add irq_gpio field to struct i2c_client.

[Mark Brown]

On Fri, Sep 02, 2011 at 06:05:27PM +0200, Arnd Bergmann wrote:

> It would not fit well if we expect gpio numbers to be local to
> a gpio controller, with no unique global identifier for them, similar
> to how dma channels in the dma-engine subsystem are handled.

Or perhaps moving to a clk API style lookup?
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