[PATCH 2/3] hwmon: Driver for OMAP3 temperature sensor

Guenter Roeck linux at roeck-us.net
Sun Jan 18 14:18:24 PST 2015

On 01/18/2015 12:33 PM, Pavel Machek wrote:

>>>> Pavel,
>>>> can you look into the omap4 thermal driver to see if it can be used ?
>>> After some fixes... yes, it seems to be same hardware.
>> So this should be the way to go, but then we have others claim that
>> it should not be done because the OMAP3 sensors are too unreliable
>> to use for thermal decisions. Not really sure where that leaves us.
>> I am kind of opposed to have similar drivers for similar chips
>> in two different subsystems.
>> Is it possible to add the patch below to the omap thermal driver
>> and not use it for thermal decisions ?
> Well... noone forces you to enable the driver, and I don't think it
> will do any thermal decisions on N900 as it is ... so we should be ok.
> Plus, it seems to work reasonably well (say +- 5 C), so situation does
> not seem to be as bad as TI claims.
> Nokia was actually using it in production.
Ok, I'll assume that omap3 support will be added to the omap thermal driver.


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