On Saturday, December 8, 2018 at 8:12:37 PM UTC-5, Dan Julio wrote: > > I've configured my pocketbeagle with a 3.7v Li-ION battery and it works > fine. It also charges when I power the pocketbeage via the USB connector > (and switches seamlessly as USB power comes and goes) . However it won't > charge the battery when the computer shuts down. I suspect something > disables charging on the PMIC during shutdown. Does anyone know if it's > possible to tell the system not to disable charging? Or what part of the > kernel handles this? > > I've also successfully read and written PMIC registers using the i2c > utilities, for example to reconfigure the upper charge voltage to 4.2v. > > Thanks, Dan >
The driver is at https://github.com/torvalds/linux/blob/master/drivers/power/supply/tps65217_charger.c History: https://github.com/torvalds/linux/commits/master/drivers/power/tps65217_charger.c https://github.com/torvalds/linux/commits/master/drivers/power/supply/tps65217_charger.c Looks like it has been there since about 4.4. Oddly, I'm not seeing anywhere it gets disabled: https://github.com/torvalds/linux/search?q=TPS65217_CHGCONFIG1_CHG_EN&unscoped_q=TPS65217_CHGCONFIG1_CHG_EN -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/e8aaef98-e353-4ea6-abcd-3f77f56611f6%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
