Commit fb143fcb authored by Brian Masney's avatar Brian Masney Committed by Andy Gross
Browse files

ARM: dts: qcom: msm8974-hammerhead: add USB OTG support 



Add the device tree bindings for USB OTG support. Driver was tested
using on a LG Nexus 5 (hammerhead) phone. This patch is based on work
from Jonathan Marek and from the other msm8974 devices.

Signed-off-by: default avatarBrian Masney <masneyb@onstation.org>
Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: default avatarAndy Gross <andy.gross@linaro.org>
parent cdd3d64d

arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts

+60 −0
Original line number Diff line number Diff line
@@ -270,6 +270,16 @@ 
			};

		};



		i2c1_pins: i2c1 {

			mux {

				pins = "gpio2", "gpio3";

				function = "blsp_i2c1";



				drive-strength = <2>;

				bias-disable;

			};

		};



		i2c3_pins: i2c3 {

			mux {

				pins = "gpio10", "gpio11";
@@ -396,6 +406,24 @@ 
		};

	};



	i2c@f9923000 {

		status = "ok";

		pinctrl-names = "default";

		pinctrl-0 = <&i2c1_pins>;

		clock-frequency = <100000>;

		qcom,src-freq = <50000000>;



		charger: bq24192@6b {

			compatible = "ti,bq24192";

			reg = <0x6b>;

			interrupts-extended = <&spmi_bus 0 0xd5 0 IRQ_TYPE_EDGE_FALLING>;



			omit-battery-class;



			usb_otg_vbus: usb-otg-vbus { };

		};

	};



	i2c@f9925000 {

		status = "ok";

		pinctrl-names = "default";
@@ -413,6 +441,31 @@ 
			amstaos,proximity-diodes = <0>;

		};

	};



	usb@f9a55000 {

		status = "ok";



		phys = <&usb_hs1_phy>;

		phy-select = <&tcsr 0xb000 0>;



		extcon = <&charger>, <&usb_id>;

		vbus-supply = <&usb_otg_vbus>;



		hnp-disable;

		srp-disable;

		adp-disable;



		ulpi {

			phy@a {

				status = "ok";



				v1p8-supply = <&pm8941_l6>;

				v3p3-supply = <&pm8941_l24>;



				qcom,init-seq = /bits/ 8 <0x1 0x64>;

			};

		};

	};

};



&spmi_bus {
@@ -441,6 +494,13 @@ 
				bias-disable;

				power-source = <PM8941_GPIO_S3>;

			};



			otg {

				gpio-hog;

				gpios = <35 GPIO_ACTIVE_HIGH>;

				output-high;

				line-name = "otg-gpio";

			};

		};

	};

};

arch/arm/boot/dts/qcom-msm8974.dtsi

+11 −0
Original line number Diff line number Diff line
@@ -706,6 +706,17 @@ 
			interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;

		};



		i2c@f9923000 {

			status = "disabled";

			compatible = "qcom,i2c-qup-v2.1.1";

			reg = <0xf9923000 0x1000>;

			interrupts = <0 95 IRQ_TYPE_LEVEL_HIGH>;

			clocks = <&gcc GCC_BLSP1_QUP1_I2C_APPS_CLK>, <&gcc GCC_BLSP1_AHB_CLK>;

			clock-names = "core", "iface";

			#address-cells = <1>;

			#size-cells = <0>;

		};



		i2c@f9924000 {

			status = "disabled";

			compatible = "qcom,i2c-qup-v2.1.1";

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