From: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Date: Sun, 8 Jun 2025 16:16:05 +0000 (+0300)
Subject: arm64: dts: qcom: sdm850-lenovo-yoga-c630: add routing for second USB connector
X-Git-Tag: v6.18-rc1~147^2~32^2~188
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c02716951e665181aecf59c663622689a576bccb;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: qcom: sdm850-lenovo-yoga-c630: add routing for second USB connector

On Lenovo Yoga C630 second (left) Type-C port is not connected to the
SoC directly. Instead it has a USB hub, which also powers on the onboard
USB camera. Describe these signal lines properly.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250608-c630-ports-v1-1-e4951db96efa@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---

diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
index 8ef6db3be6e3d..480192c86fb7c 100644
--- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
+++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
@@ -421,9 +421,46 @@
 			data-role = "host";
 
 			/*
-			 * connected to the onboard USB hub, orientation is
-			 * handled by the controller
+			 * connected to the onboard USB hub, each pair of lanes
+			 * (and D+/D- pair) is connected to a separate port on
+			 * the hub.
 			 */
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					ucsi1_hs_in_1: endpoint@1 {
+						reg = <1>;
+						remote-endpoint = <&usb_hub_2_1>;
+					};
+
+					ucsi1_hs_in_2: endpoint@2 {
+						reg = <2>;
+						remote-endpoint = <&usb_hub_2_2>;
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					ucsi1_ss_in_1: endpoint@1 {
+						reg = <1>;
+						remote-endpoint = <&usb_hub_3_1>;
+					};
+
+					ucsi1_ss_in_2: endpoint@2 {
+						reg = <2>;
+						remote-endpoint = <&usb_hub_3_2>;
+					};
+				};
+			};
 		};
 	};
 };
@@ -842,6 +879,69 @@
 
 &usb_2_dwc3 {
 	dr_mode = "host";
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	usb_hub_2_x: hub@1 {
+		compatible = "usb5e3,610";
+		reg = <1>;
+		peer-hub = <&usb_hub_3_x>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		camera@3 {
+			compatible = "usb4f2,b61e";
+			reg = <3>;
+		};
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@1 {
+				reg = <1>;
+
+				usb_hub_2_1: endpoint {
+					remote-endpoint = <&ucsi1_hs_in_1>;
+				};
+			};
+
+			port@2 {
+				reg = <2>;
+
+				usb_hub_2_2: endpoint {
+					remote-endpoint = <&ucsi1_hs_in_2>;
+				};
+			};
+		};
+	};
+
+	usb_hub_3_x: hub@2 {
+		compatible = "usb5e3,620";
+		reg = <2>;
+		peer-hub = <&usb_hub_2_x>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@1 {
+				reg = <1>;
+
+				usb_hub_3_1: endpoint {
+					remote-endpoint = <&ucsi1_ss_in_1>;
+				};
+			};
+
+			port@2 {
+				reg = <2>;
+
+				usb_hub_3_2: endpoint {
+					remote-endpoint = <&ucsi1_ss_in_2>;
+				};
+			};
+		};
+	};
 };
 
 &usb_2_hsphy {