On 11/17/25 4:44 PM, Maud Spierings wrote: > On 11/17/25 16:35, Konrad Dybcio wrote: >> On 11/17/25 3:13 PM, Maud Spierings wrote: >>> Hi Konrad, >>> >>> On 11/17/25 13:59, Konrad Dybcio wrote: >>>> On 11/16/25 11:52 AM, Maud Spierings via B4 Relay wrote: >>>>> From: Maud Spierings <[email protected]> >>>>> >>>>> Add nvmem cells for getting charge control thresholds if they have >>>>> been set previously. >>>>> >>>>> Signed-off-by: Maud Spierings <[email protected]> >>>>> --- >>>> >>>> Have you verified that e.g. >>>> >>>> connecting the charger >>>> setting the charge threshold >>>> rebooting to windows >>>> rebooting to windows once more for good measure >>>> rebooting to linux >>>> >>>> still has the settings persist? >>> >>> Hmm I have tried several things but I can't seem to get the values to >>> stick. I the spmi-sdam driver is compiled in, I am not quite sure if I >>> might be missing something. >> >> Hm, I wonder if Windows/UEFI overwrites these values or whether they're >> used by something else.. >> >> Can you set a threshold in windows and see if Linux can read back that >> data? > > the values in /sys/class/power_supply/jada-jada/ are zero when rebooting from > Windows into Linux after enabling charge limitting in the Asus application. > > I remember my old vivobook (x86) also forgot its settings each boot, but > given the nvmem cells that should not be happing here I guess. It is odd that > there seems to be no collision between Windows and Linux. Maybe the Windows > mechanism is doing the old trick of writing it in there every boot?
Odd indeed.. Does it work if you reboot from Linux to Linux? Konrad
