Re: [PATCH AUTOSEL for 4.9 111/219] ASoc: rt5645: Add OF device ID table

From: Sasha Levin
Date: Mon Mar 05 2018 - 15:10:15 EST


On Mon, Mar 05, 2018 at 10:42:03AM +0000, Mark Brown wrote:
>On Sat, Mar 03, 2018 at 10:29:00PM +0000, Sasha Levin wrote:
>> From: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
>>
>> [ Upstream commit 9ba2da5f5d18daaa365ab5426b05e16f1d114786 ]
>>
>> The driver doesn't have a struct of_device_id table but supported devices
>> are registered via Device Trees. This is working on the assumption that a
>> I2C device registered via OF will always match a legacy I2C device ID and
>> that the MODALIAS reported will always be of the form i2c:<device>.
>>
>> But this could change in the future so the correct approach is to have an
>> OF device ID table if the devices are registered via OF.
>
>As the commit message itself says this is not fixing anything, it's
>defence against future changes.

I was under the impression that this refers to future HW changes rather
than code, I'll drop all 3. Thanks!

--

Thanks,
Sasha