On Tue, Dec 08, 2015 at 04:40:16PM -0800, Tim Bird wrote: > Add a binding for the regulator which controls the OTG chargepath switch. > The OTG switch gets its power from pm8941_5vs1, and that should be > expressed as a usb-otg-in-supply property in the DT node for the > charger driver. The regulator name is "otg". > > Signed-off-by: Tim Bird <tim.bird@xxxxxxxxxxxxxx> > --- > Changes since v1 > - switch supply name to have dashes instead of underscores > - remove superfluous DT explanations in the otg node description > --- > .../devicetree/bindings/power_supply/qcom_smbb.txt | 19 +++++++++++++++++++ > 1 file changed, 19 insertions(+) > > diff --git a/Documentation/devicetree/bindings/power_supply/qcom_smbb.txt b/Documentation/devicetree/bindings/power_supply/qcom_smbb.txt > index 65b88fa..28b6da7 100644 > --- a/Documentation/devicetree/bindings/power_supply/qcom_smbb.txt > +++ b/Documentation/devicetree/bindings/power_supply/qcom_smbb.txt > @@ -105,6 +105,22 @@ PROPERTIES > regulation must be done externally to fully comply with > the JEITA safety guidelines if this flag is set. > > +- usb-otg-in-supply: > + Usage: optional > + Value type: <phandle> > + Description: Reference to the regulator supplying power to the USB_OTG_IN > + pin. > + > +child nodes: > +- otg: > + Usage: optional > + Description: This node defines a regulator used to control the direction > + of VBUS voltage - specifically: whether to supply voltage > + to VBUS for host mode operation of the OTG port, or allow > + input voltage from external VBUS for charging. In the > + hardware, the supply for this regulator comes from > + usb-otg-in-supply. Doesn't this regulator need to have a name defined? Disabling this regulator (along with other setup) will enable charging? Rob -- 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
