arm64: dts: qcom: sc8280xp: Add PCIe bridge node

On Qcom SoCs, the PCIe host bridge is connected to a single PCIe bridge
for each controller instance. Hence, add a node to represent the bridge.

While at it, let's remove the bridge properties from board dts as they are
now redundant.
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240321-pcie-qcom-bridge-dts-v2-9-1eb790c53e43@linaro.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>

arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts

@@ -733,22 +733,14 @@ &pcie4 {
 	pinctrl-0 = <&pcie4_default>;
 
 	status = "okay";
+};
 
-	pcie@0 {
-		device_type = "pci";
-		reg = <0x0 0x0 0x0 0x0 0x0>;
-		#address-cells = <3>;
-		#size-cells = <2>;
-		ranges;
-
-		bus-range = <0x01 0xff>;
-
-		wifi@0 {
-			compatible = "pci17cb,1103";
-			reg = <0x10000 0x0 0x0 0x0 0x0>;
+&pcie4_port0 {
+	wifi@0 {
+		compatible = "pci17cb,1103";
+		reg = <0x10000 0x0 0x0 0x0 0x0>;
 
-			qcom,ath11k-calibration-variant = "LE_X13S";
-		};
+		qcom,ath11k-calibration-variant = "LE_X13S";
 	};
 };
 

arch/arm64/boot/dts/qcom/sc8280xp.dtsi

@@ -1803,6 +1803,16 @@ pcie4: pcie@1c00000 {
 			phy-names = "pciephy";
 
 			status = "disabled";
+
+			pcie4_port0: pcie@0 {
+				device_type = "pci";
+				reg = <0x0 0x0 0x0 0x0 0x0>;
+				bus-range = <0x01 0xff>;
+
+				#address-cells = <3>;
+				#size-cells = <2>;
+				ranges;
+			};
 		};
 
 		pcie4_phy: phy@1c06000 {
@@ -1904,6 +1914,16 @@ pcie3b: pcie@1c08000 {
 			phy-names = "pciephy";
 
 			status = "disabled";
+
+			pcie3b_port0: pcie@0 {
+				device_type = "pci";
+				reg = <0x0 0x0 0x0 0x0 0x0>;
+				bus-range = <0x01 0xff>;
+
+				#address-cells = <3>;
+				#size-cells = <2>;
+				ranges;
+			};
 		};
 
 		pcie3b_phy: phy@1c0e000 {
@@ -2005,6 +2025,16 @@ pcie3a: pcie@1c10000 {
 			phy-names = "pciephy";
 
 			status = "disabled";
+
+			pcie3a_port0: pcie@0 {
+				device_type = "pci";
+				reg = <0x0 0x0 0x0 0x0 0x0>;
+				bus-range = <0x01 0xff>;
+
+				#address-cells = <3>;
+				#size-cells = <2>;
+				ranges;
+			};
 		};
 
 		pcie3a_phy: phy@1c14000 {
@@ -2109,6 +2139,16 @@ pcie2b: pcie@1c18000 {
 			phy-names = "pciephy";
 
 			status = "disabled";
+
+			pcie2b_port0: pcie@0 {
+				device_type = "pci";
+				reg = <0x0 0x0 0x0 0x0 0x0>;
+				bus-range = <0x01 0xff>;
+
+				#address-cells = <3>;
+				#size-cells = <2>;
+				ranges;
+			};
 		};
 
 		pcie2b_phy: phy@1c1e000 {
@@ -2210,6 +2250,16 @@ pcie2a: pcie@1c20000 {
 			phy-names = "pciephy";
 
 			status = "disabled";
+
+			pcie2a_port0: pcie@0 {
+				device_type = "pci";
+				reg = <0x0 0x0 0x0 0x0 0x0>;
+				bus-range = <0x01 0xff>;
+
+				#address-cells = <3>;
+				#size-cells = <2>;
+				ranges;
+			};
 		};
 
 		pcie2a_phy: phy@1c24000 {