Commit 060a1ebd authored by Bjorn Andersson's avatar Bjorn Andersson
Browse files

arm64: dts: qcom: c630: Add Embedded Controller node 



The Embedded Controller in the Lenovo Yoga C630 is accessible on &i2c1
and provides battery and adapter status, as well as altmode
notifications for the second USB Type-C port.

Add a definition for the EC.

Signed-off-by: default avatarDmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: default avatarKonrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240614-yoga-ec-driver-v7-6-9f0b9b40ae76@linaro.org


Signed-off-by: default avatarBjorn Andersson <andersson@kernel.org>
parent 1ef3a30f

arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts

+75 −0
Original line number Diff line number Diff line
@@ -370,6 +370,66 @@ zap-shader { 
&i2c1 {

	status = "okay";

	clock-frequency = <400000>;



	embedded-controller@70 {

		compatible = "lenovo,yoga-c630-ec";

		reg = <0x70>;



		interrupts-extended = <&tlmm 20 IRQ_TYPE_LEVEL_HIGH>;



		pinctrl-names = "default";

		pinctrl-0 = <&ec_int_state>;



		#address-cells = <1>;

		#size-cells = <0>;



		connector@0 {

			compatible = "usb-c-connector";

			reg = <0>;

			power-role = "dual";

			data-role = "host";



			ports {

				#address-cells = <1>;

				#size-cells = <0>;



				port@0 {

					reg = <0>;



					ucsi0_hs_in: endpoint {

						remote-endpoint = <&usb_1_dwc3_hs>;

					};

				};



				port@1 {

					reg = <1>;



					ucsi0_ss_in: endpoint {

						remote-endpoint = <&usb_1_qmpphy_out>;

					};

				};



				port@2 {

					reg = <2>;



					ucsi0_sbu: endpoint {

					};

				};

			};

		};



		connector@1 {

			compatible = "usb-c-connector";

			reg = <1>;

			power-role = "dual";

			data-role = "host";



			/*

			 * connected to the onboard USB hub, orientation is

			 * handled by the controller

			 */

		};

	};

};



&i2c3 {
@@ -695,6 +755,13 @@ mode_pin_active: mode-pin-state { 


		bias-disable;

	};



	ec_int_state: ec-int-state {

		pins = "gpio20";

		function = "gpio";



		bias-disable;

	};

};



&uart6 {
@@ -742,6 +809,10 @@ &usb_1_dwc3 { 
	dr_mode = "host";

};



&usb_1_dwc3_hs {

	remote-endpoint = <&ucsi0_hs_in>;

};



&usb_1_hsphy {

	status = "okay";
@@ -762,6 +833,10 @@ &usb_1_qmpphy { 
	vdda-pll-supply = <&vdda_usb1_ss_core>;

};



&usb_1_qmpphy_out {

	remote-endpoint = <&ucsi0_ss_in>;

};



&usb_2 {

	status = "okay";

};