W dniu 29.09.2015 o 07:34, Andreas Dannenberg pisze: > Document the settings exported by bq24257 charger driver through sysfs > entries: > - ovp_voltage > - in_dpm_voltage > - high_impedance_enable > - sysoff_enable > > Signed-off-by: Andreas Dannenberg <dannenberg@xxxxxx> > --- > Documentation/ABI/testing/sysfs-class-power | 58 +++++++++++++++++++++++++++++ > 1 file changed, 58 insertions(+) > > diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power > index 369d2a2..d96b5fc 100644 > --- a/Documentation/ABI/testing/sysfs-class-power > +++ b/Documentation/ABI/testing/sysfs-class-power > @@ -74,3 +74,61 @@ Description: > > Valid values: > - 0 - 70 (minutes), step by 10 (rounded down) > + > +What: /sys/class/power_supply/bq24257-charger/ovp_voltage > +Date: September 2015 > +KernelVersion: 4.3.0 Date: October 2015 (yes, the future) Kernel 4.4. We are already at 4.3 cycle so it won't go into 4.3. Rest looks good: Reviewed-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx> Best regards, Krzysztof > +Contact: Andreas Dannenberg <dannenberg@xxxxxx> > +Description: > + This entry configures the overvoltage protection feature of bq24257- > + type charger devices. This feature protects the device and other > + components against damage from overvoltage on the input supply. See > + device datasheet for details. > + > + Valid values: > + - 6000000, 6500000, 7000000, 8000000, 9000000, 9500000, 10000000, > + 10500000 (all uV) > + > +What: /sys/class/power_supply/bq24257-charger/in_dpm_voltage > +Date: September 2015 > +KernelVersion: 4.3.0 > +Contact: Andreas Dannenberg <dannenberg@xxxxxx> > +Description: > + This entry configures the input dynamic power path management voltage of > + bq24257-type charger devices. Once the supply drops to the configured > + voltage, the input current limit is reduced down to prevent the further > + drop of the supply. When the IC enters this mode, the charge current is > + lower than the set value. See device datasheet for details. > + > + Valid values: > + - 4200000, 4280000, 4360000, 4440000, 4520000, 4600000, 4680000, > + 4760000 (all uV) > + > +What: /sys/class/power_supply/bq24257-charger/high_impedance_enable > +Date: September 2015 > +KernelVersion: 4.3.0 > +Contact: Andreas Dannenberg <dannenberg@xxxxxx> > +Description: > + This entry allows enabling the high-impedance mode of bq24257-type > + charger devices. If enabled, it places the charger IC into low power > + standby mode with the switch mode controller disabled. When disabled, > + the charger operates normally. See device datasheet for details. > + > + Valid values: > + - 1: enabled > + - 0: disabled > + > +What: /sys/class/power_supply/bq24257-charger/sysoff_enable > +Date: September 2015 > +KernelVersion: 4.3.0 > +Contact: Andreas Dannenberg <dannenberg@xxxxxx> > +Description: > + This entry allows enabling the sysoff mode of bq24257-type charger > + devices. If enabled and the input is removed, the internal battery FET > + is turned off in order to reduce the leakage from the BAT pin to less > + than 1uA. Note that on some devices/systems this disconnects the battery > + from the system. See device datasheet for details. > + > + Valid values: > + - 1: enabled > + - 0: disabled > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
