Re: [PATCH v6 0/6] Introduce Power domain based warming device driver

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On 6/16/20 6:53 AM, Pavel Machek wrote:
Hi!

Certain resources modeled as a generic power domain in linux kernel can be
used to warm up the SoC (mx power domain on sdm845) if the temperature
falls below certain threshold. These power domains can be considered as
thermal warming devices.  (opposite of thermal cooling devices).

Would you explain when this is needed?

I'd normally expect "too low" temperature to be a problem during power-on, but at
that time Linux is not running so it can not provide the heating...
Hi Pavel,

This is more in the scenario if the system in on and temperature is dipping (I have been told in colder climates). Idea is to turn on resources so as to prevent further dipping of temperature if possible.


Best regards,

									Pavel


--
Warm Regards
Thara



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