Re: [PATCH 0/3] Thermal reset support in PMC

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On Wed, Aug 13, 2014 at 11:42:53AM +0300, Mikko Perttunen wrote:
> 
> 
> On 13/08/14 11:12, Mikko Perttunen wrote:
> >On 13/08/14 11:07, Thierry Reding wrote:
> >>* PGP Signed by an unknown key
> >>
> >>On Tue, Aug 05, 2014 at 11:12:57AM +0300, Mikko Perttunen wrote:
> >>>Hi,
> >>>
> >>>this series adds support for hardware-triggered thermal reset to the PMC
> >>>driver. Namely, it adds device tree properties for specifying the I2C
> >>>command to be sent when thermtrip is triggered. It is to be noted
> >>>that thermtrip won't be ever triggered without a soctherm driver to
> >>>calibrate the sensors, but I'll follow up with that patch.
> >>>
> >>>pmc.c required some juggling around to make the match data usable in
> >>>probe, since I didn't want to put the code into the initcall either, since
> >>>the soctherm driver won't be initialized by that point anyway.
> >>>
> >>>Series tested on Jetson-TK1. Should work on Tegra30 and Tegra114 too.
> >>
> >>Can you describe the procedure used to test this? We currently have a
> >>bunch of features in Tegra that some people have tested at some point
> >>during development but the test procedures never got documented. That
> >>means whenever we want to test something we need to go and reinvent a
> >>bunch of tests after the fact.
> >>
> >>So what I'd like to start doing is collect tests (preferably in some
> >>scripted way) so that they can be kept in a repository that people can
> >>easily clone and run on devices.
> >>
> >>Could you provide something like that for thermtrip?
> >
> >Sure. I'll see if I can make a just a test script or if a local patch is
> >needed to test. Btw, I also have a pretty nice test script for EMC
> >ready, and I agree that such a repository would be very nice.
> 
> Here is a test program. It it works, the device with immediately shut down.
> 
> https://gist.github.com/cyndis/66126c9c176b5f94a76f

Is there a way to set the trip temperature without going through
/dev/mem? I'd expect the device to have a sysfs interface of some
sort.

Thierry

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