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Date:	Tue, 19 Apr 2016 15:02:06 +0200
From:	Lars-Peter Clausen <lars@...afoo.de>
To:	Mika Westerberg <mika.westerberg@...ux.intel.com>
Cc:	Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
	Jean-Michel Hautbois <jhautbois@...il.com>,
	linux-kernel@...r.kernel.org, linux-i2c@...r.kernel.org,
	devicetree@...r.kernel.org, galak@...eaurora.org,
	ijc+devicetree@...lion.org.uk, mark.rutland@....com,
	pawel.moll@....com, robh+dt@...nel.org, wsa@...-dreams.de,
	laurent.pinchart@...asonboard.com,
	Jean-Michel Hautbois <jean-michel.hautbois@...-labs.com>
Subject: Re: [PATCH v2] i2c: Add generic support passing secondary devices
 addresses

On 04/19/2016 02:40 PM, Mika Westerberg wrote:
> On Mon, Apr 18, 2016 at 05:26:54PM +0200, Lars-Peter Clausen wrote:
>> A generic API by indexes wont work. The order between DT and ACPI will most
>> likely be different. I'd even assume that the order will be different with
>> ACPI for the same device on different platforms.
> 
> Yes, unfortunately that might be possible.
> 
>> If we want to support ACPI over the same interface drivers need to provide a
>> lookup table that maps a name to the index.
> 
> Indeed something like we already have with GPIOs. The lookup table could
> be filled from names in _DSD where it is available.

Does that mean you are OK with the patch as it is?

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