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Commit 14d5e92b authored by Arumuga Durai A's avatar Arumuga Durai A
Browse files

ARM: dts: msm: Add support for USB host mode on apq8017 



Enable support of USB host mode on smart audio platform
which has on-board peripherals e.g. USB_hub and usb-to-eth
adapter connected to USB host.

CRs-Fixed: 2041232
Change-Id: I8bb7e13d7ed3f717437036739e83514e187fb846
Signed-off-by: default avatarArumuga Durai A <cadurai@codeaurora.org>
parent 9e666cce

arch/arm/boot/dts/qcom/apq8017-no-pmi-wcd-rome-cdp.dts

+8 −12
Original line number Diff line number Diff line
@@ -36,25 +36,17 @@ 
	};



	usb_detect {

		compatible = "qcom,gpio-usbdetect";

		interrupt-names = "vbus_det_irq";

		interrupt-parent = <&tlmm>;

		interrupts = <130 0>;

		pinctrl-names = "default";

		pinctrl-0 = <&vbus_low_as_host>;

		qcom,gpio-mode-sel = <&tlmm 130 0>;

		qcom,notify-host-mode;

		status = "ok";

	};

};



&usb_otg {

	qcom,vbus-low-as-hostmode;

	vbus_otg-supply = <0>;

};



&i2c_2 {

	pericom-type-c@1d {

		status = "disabled";

&i2c_4 {

	usb2533@2c {

		status = "ok";

	};

};
@@ -76,6 +68,10 @@ 
		pinctrl-0 = <&adv7533_int_active>;

		pinctrl-1 = <&adv7533_int_suspend>;

	};



	pericom-type-c@1d {

		status = "disabled";

	};

};



&mdss_dsi {

arch/arm/boot/dts/qcom/apq8017-pmi8950-cdp-wcd-rome.dts

+15 −0
Original line number Diff line number Diff line
@@ -78,6 +78,21 @@ 
	gpio_keys {

		/delete-node/ home;

	};



	usb_detect {

		status = "ok";

	};

};



&usb_otg {

	vbus_otg-supply = <0>;

	qcom,vbus-low-as-hostmode;

};



&i2c_4 {

	usb2533@2c {

		status = "ok";

	};

};



&i2c_2 {

arch/arm/boot/dts/qcom/msm8917-cdp.dtsi

+39 −0
Original line number Diff line number Diff line
@@ -66,6 +66,34 @@ 
		qcom,dig-vtg-min = <1800000>;

		qcom,dig-vtg-max = <1800000>;

	};



	usb_detect {

		compatible = "qcom,gpio-usbdetect";

		interrupt-names = "vbus_det_irq";

		interrupt-parent = <&tlmm>;

		interrupts = <130 0>;

		pinctrl-names = "default";

		pinctrl-0 = <&usb_mode_select>;

		qcom,gpio-mode-sel = <&tlmm 130 0>;

		qcom,notify-host-mode;

		status = "disabled";

	};



	usbhub_vbus_vreg: usbhub_vbus_vreg {

		compatible = "regulator-fixed";

		regulator-name = "usbhub_vbus_vreg";

		gpio = <&ioexp_gpios 3 0>;

		enable-active-high;

		vin-supply = <&pm8917_l6>;

	};



	usbeth_vbus_vreg: usbeth_vbus_vreg {

		compatible = "regulator-fixed";

		regulator-name = "usbeth_vbus_vreg";

		gpio = <&ioexp_gpios 7 0>;

		enable-active-high;

		vin-supply = <&usbhub_vbus_vreg>;

	};

};



&spi_3 { /* BLSP1 QUP3 */
@@ -277,6 +305,17 @@ 
		sx150x,polarity = <0x0>;

		sx150x,gpio_base = <200>;

	};

	/* usb2533 flex hub */

	usb2533@2c {

		status = "disabled";

		compatible = "qcom,usb2533-flex-hub";

		reg = <0x2d>;

		vbus-supply = <&usbeth_vbus_vreg>;

		pinctrl-names = "default";

		pinctrl-0 = <&usb2533_hub_reset>;

		qcom,hub-reset-gpio = <&tlmm 100 0>;

		qcom,usbeth-reset-gpio = <&ioexp_gpios 5 0>;

	};

};



/* KS8851 eth over spi */

arch/arm/boot/dts/qcom/msm8917-pinctrl.dtsi

+14 −1
Original line number Diff line number Diff line
@@ -1610,7 +1610,7 @@ 
			};

		};



		vbus_low_as_host: vbus_low_as_host {

		usb_mode_select: usb_mode_select {

			mux {

				pins = "gpio130";

				function = "gpio";
@@ -1623,5 +1623,18 @@ 
				input-enable;

			};

		};



		usb2533_hub_reset: usb2533_hub_reset {

			mux {

				pins = "gpio100";

				function = "gpio";

			};



			config {

				pins = "gpio100";

				drive-strength = <2>;

				output-low;

			};

		};

	};

};