linux-kernel - Re: [PATCH v2 2/3] bq2415x_charger: Use power

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Message-Id: <201311242001.16299@pali>
Date:	Sun, 24 Nov 2013 20:01:16 +0100
From:	Pali Rohár <pali.rohar@...il.com>
To:	Anton Vorontsov <anton@...msg.org>,
	David Woodhouse <dwmw2@...radead.org>,
	Tony Lindgren <tony@...mide.com>,
	Russell King <linux@....linux.org.uk>,
	linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
	freemangordon@....bg, aaro.koskinen@....fi, pavel@....cz
Subject: Re: [PATCH v2 2/3] bq2415x_charger: Use power_supply notifier for automode

On Sunday 24 November 2013 18:00:00 Sebastian Reichel wrote:
> Hi,
> 
> On Tue, Nov 19, 2013 at 11:18:04AM +0100, Pali Rohár wrote:
> > This patch removing set_mode_hook function from board data
> > and replacing it with new string variable of notifier power
> > supply device. After this change it is possible to add DT
> > support because driver does not need specific board
> > function anymore. Only static data and name of power supply
> > device is required.
> 
> I'm wondering if the watchdog thread should check some values,
> like e.g. battery temperature. It should stop charging the
> battery if some critical battery temperature threshold is
> reached.
> 
> -- Sebastian

For checking battery temperature is needed third driver 
(rx51_battery.ko). And I think this should not be implemented in 
driver itself but in charger manager framework...

Currently on Maemo 5 this is handled in userspace (with open 
source dsme daemon).

-- 
Pali Rohár
pali.rohar@...il.com

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