arm64: dts: qcom: sc8280xp: add TCSR node

Add the TCSR node which is needed for PCIe configuration.
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221024125843.25261-1-johan+linaro@kernel.org

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

@@ -983,6 +983,11 @@ tcsr_mutex: hwlock@1f40000 {
 			#hwlock-cells = <1>;
 		};
 
+		tcsr: syscon@1fc0000 {
+			compatible = "qcom,sc8280xp-tcsr", "syscon";
+			reg = <0x0 0x01fc0000 0x0 0x30000>;
+		};
+
 		usb_0_hsphy: phy@88e5000 {
 			compatible = "qcom,sc8280xp-usb-hs-phy",
 				     "qcom,usb-snps-hs-5nm-phy";