From: John Crispin <john@xxxxxxxxxxx> All versions of the mt7623n RFB have an USB port so enable the device. There is a gpio that gets used to power up the port supply. Add support for this gpio using the fixed-regulator driver. Signed-off-by: John Crispin <john@xxxxxxxxxxx> Signed-off-by: Sean Wang <sean.wang@xxxxxxxxxxxx> --- arch/arm/boot/dts/mt7623n-rfb.dtsi | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/arch/arm/boot/dts/mt7623n-rfb.dtsi b/arch/arm/boot/dts/mt7623n-rfb.dtsi index 4963e6a..2964b4c 100644 --- a/arch/arm/boot/dts/mt7623n-rfb.dtsi +++ b/arch/arm/boot/dts/mt7623n-rfb.dtsi @@ -28,6 +28,15 @@ serial1 = &uart1; serial2 = &uart2; }; + + usb_p1_vbus: regulator@0 { + compatible = "regulator-fixed"; + regulator-name = "usb_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&pio 135 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; }; &uart0 { @@ -41,3 +50,12 @@ &uart2 { status = "okay"; }; + +&usb1 { + vbus-supply = <&usb_p1_vbus>; + status = "okay"; +}; + +&u3phy1 { + status = "okay"; +}; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html