On Tue, 25 Feb 2020 10:52:04 +0200, Matti Vaittinen wrote: > Add: > > - trickle-charge-current-microamp: > > Some chargers have 3 charging stages. First one when battery is almost > empty is often called as trickle-charge. Last state when battery has been > "woken up" is usually called as fast-charge. In addition to this some > chargers have a 'middle state' which ROHM BD99954 data-sheet describes as > pre-charge. Some batteries can benefit from this 3-phase charging > [citation needed]. > > Introduce trickle-charge-current-microamp so that batteries can give > charging current limit for all three states. > > - precharge-upper-limit-microvolt: > > When battery voltage has reached certain limit we change from > trickle-charge to next charging state (pre-charge for BD99954). Allow > battery to specify this limit. > > - re-charge-voltage-microvolt: > > Allow giving a battery specific voltage limit for chargers which can > automatically re-start charging when battery has discharghed down to > this limit. > > - over-voltage-threshold-microvolt > > Allow specifying voltage threshold after which the battery is assumed to > be faulty. > > Signed-off-by: Matti Vaittinen <matti.vaittinen@xxxxxxxxxxxxxxxxx> > --- > > Changes from rfc-v3: > Fixed typo in commit message battry => battery > > Documentation/devicetree/bindings/power/supply/battery.txt | 6 ++++++ > 1 file changed, 6 insertions(+) > Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
