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. + EXAMPLE charger@1000 { compatible = "qcom,pm8941-charger"; @@ -128,4 +144,7 @@ charger@1000 { qcom,fast-charge-current-limit = <1000000>; qcom,dc-charge-current-limit = <1000000>; + usb-otg-in-supply = <&pm8941_5vs1>; + + otg {}; }; -- 2.4.2 -- 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