On Monday 24 October 2016 23:41:52 Pavel Machek wrote: > On Mon 2016-10-24 14:29:33, Tony Lindgren wrote: > > Also, the shutdown voltage can depend on external devices > > connected. It could be for example 3.3V depending on eMMC on some > > devices while devices with no eMMC could have it at 3.0V. > > Actually, I'd like to shutdown at 3.3V or more (like 3.5V), because > going below that is pretty mean to the battery. But if I set > threshold too high, GSM activity will push it below that for a very > short while, and I'll shutdown too soon. > > Ideas welcome... bq27x00 has EDVF flag which means that battery is empty. Maemo with bq27x00 driver is configured to issue system shutdown when EDVF is set. Maybe kernel should issue emergency shutdown e.g. after minute or two after EDVF flag is set? -- Pali Rohár pali.rohar@xxxxxxxxx
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