arm64: dts: qcom: sdx75: Add IPCC node

Add IPCC devicetree node to Qcom's SDX75 platform.
Signed-off-by: Rohit Agarwal <quic_rohiagar@quicinc.com>
Link: https://lore.kernel.org/r/20240426055326.3141727-5-quic_rohiagar@quicinc.comSigned-off-by: Bjorn Andersson <andersson@kernel.org>

arch/arm64/boot/dts/qcom/sdx75.dtsi

@@ -441,6 +441,15 @@ gcc: clock-controller@80000 {
 			#power-domain-cells = <1>;
 		};
 
+		ipcc: mailbox@408000 {
+			compatible = "qcom,sdx75-ipcc", "qcom,ipcc";
+			reg = <0 0x00408000 0 0x1000>;
+			interrupts = <GIC_SPI 241 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-controller;
+			#interrupt-cells = <3>;
+			#mbox-cells = <2>;
+		};
+
 		qupv3_id_0: geniqup@9c0000 {
 			compatible = "qcom,geni-se-qup";
 			reg = <0x0 0x009c0000 0x0 0x2000>;