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Commit 60568c16 authored by Manu Gautam's avatar Manu Gautam
Browse files

ARM: dts: msm: Enable Secondary USB EHCI Host Controller 



Secondary USB host port on MPQ8092 supports 2.0 host mode and
is connected to an external SMSC HSHUB on CDP.
Standard receptacle, which on CDP is connected to downstream
port of SMSC HUB, can supply upto 500mA on Vbus.

Change-Id: I3515029c8ab57873686c4cccd0535e8f0e28ddf1
Signed-off-by: default avatarManu Gautam <mgautam@codeaurora.org>
parent e0a9177d

arch/arm/boot/dts/qti/mpq8092-cdp.dts

+6 −0
Original line number Diff line number Diff line
@@ -31,3 +31,9 @@ 
&blsp1_uart4 {

	status = "ok";

};



&ehci {

	status = "ok";

	qti,ext-hub-reset-gpio = <&msmgpio 0 0>;

	vbus-supply = <&hsusb2_otg>;

};

arch/arm/boot/dts/qti/mpq8092.dtsi

+13 −0
Original line number Diff line number Diff line
@@ -266,6 +266,19 @@ 
		vin-supply = <&smb210_vreg>;

	};



	ehci: msm_ehci@f9a95000 {

		compatible = "qti,ehci-host";

		status = "disabled";

		reg = <0xf9a95000 0x400>;

		interrupts = <0 293 0>, <0 294 0>;

		interrupt-names = "core_irq", "async_irq";

		HSUSB_VDDCX-supply = <&pma8084_s8_corner>;

		qti,vdd-voltage-level = <1 2 3 5 7>;

		HSUSB_1p8-supply = <&pma8084_l22>;

		HSUSB_3p3-supply = <&pma8084_l24>;

		qti,usb2-power-budget = <500>;

	};



	spmi_bus: qcom,spmi@fc4c0000 {

		cell-index = <0>;

		compatible = "qcom,spmi-pmic-arb";