Re: [PATCH 1/1] platform/chrome: Probe multiple i2c adapters of the same name

[Scot Doyle <lkml14@scotdoyle.com>]

That's a good point, I'll submit a new patch which documents this 
requirement. If this isn't a sufficiently robust solution, I 
understand.

On Mon, 9 Jun 2014, Mika Westerberg wrote:

> On Fri, Jun 06, 2014 at 11:25:14PM +0100, Scot Doyle wrote:
>> The chromeos_laptop module probes the first i2c 
adapter with a specific name
>> for expected hardware. However, the Acer C720 Chromebook has two i2c
>> adapters with the same name. This patch probes each i2c adapter with a
>> specific name in turn, until locating the expected hardware.
>>
>> Signed-off-by: Scot Doyle <lkml14@scotdoyle.com>
>> CC: Benson Leung <bleung@chromium.org>
>> CC: Mika Westerberg <mika.westerberg@linux.intel.com>
>
> I don't have anything against this approach.
>
> One comment though, if you happen to have two devices with the same
> address but in different buses this can go wrong. Not sure how likely
> that will happen.
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