Messages in this thread | | | Date | Thu, 8 Aug 2013 22:47:50 +0530 | From | Laxman Dewangan <> | Subject | Re: [PATCH V4] drivers/rtc/rtc-palmas.c: support for backup battery charging |
| |
On Thursday 08 August 2013 03:03 PM, Mark Rutland wrote: > On Wed, Aug 07, 2013 at 07:46:11PM +0100, Laxman Dewangan wrote: >>> What happens if we charge at the wrong current? >> Not much sure but I think it can create battery damage. > If we charge a battery supporting >100mA at a current <100mA, will that > cause damage? Or only if we charge above it's supported current?
Over-current charging can only damage. Lower charging current will not damage, just will take more time to charge.
> > If the latter's true, it might make sense to invert the condition and > describe that the battery may be charged at a higher current, with the > default being <100mA. That way a missing property in the dt will only > result in sub-optimal charging rather than battery damage. > Ok, fine with this. In this case property will be "ti,backup-battery-charge-high-current".
| |