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From: thierry.reding@gmail.com (Thierry Reding)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 0/3] Thermal reset support in PMC
Date: Wed, 13 Aug 2014 10:57:29 +0200	[thread overview]
Message-ID: <20140813085728.GF7735@ulmo> (raw)
In-Reply-To: <53EB250D.5070207@nvidia.com>

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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  reply	other threads:[~2014-08-13  8:57 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-05  8:12 [PATCH 0/3] Thermal reset support in PMC Mikko Perttunen
2014-08-05  8:12 ` [PATCH 1/3] of: Add descriptions of thermtrip properties to Tegra PMC bindings Mikko Perttunen
2014-08-13  7:35   ` Thierry Reding
2014-08-13  7:51     ` Mikko Perttunen
2014-08-13  8:01       ` Thierry Reding
2014-08-05  8:12 ` [PATCH 2/3] ARM: tegra: Add PMC thermtrip programming to Jetson TK1 device tree Mikko Perttunen
2014-08-13  7:37   ` Thierry Reding
2014-08-13  7:52     ` Mikko Perttunen
2014-08-13  8:03       ` Thierry Reding
2014-08-13  8:06         ` Mikko Perttunen
2014-08-05  8:13 ` [PATCH 3/3] ARM: tegra: Add thermal reset (thermtrip) support to PMC Mikko Perttunen
2014-08-13  7:53   ` Thierry Reding
2014-08-13  8:05     ` Mikko Perttunen
2014-08-13 10:10   ` Wei Ni
2014-08-13  8:07 ` [PATCH 0/3] Thermal reset support in PMC Thierry Reding
2014-08-13  8:12   ` Mikko Perttunen
2014-08-13  8:42     ` Mikko Perttunen
2014-08-13  8:57       ` Thierry Reding [this message]
2014-08-13  9:52         ` Mikko Perttunen
2014-08-13 10:36           ` Thierry Reding
2014-08-13 10:41             ` Mikko Perttunen
2014-08-13 10:53               ` Thierry Reding
2014-08-13 10:59                 ` Mikko Perttunen

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