ARM: dts: qcom: sdx65: Add SCM node

Add SCM node to enable SCM functionality on SDX65 platform.
Signed-off-by: Rohit Agarwal <quic_rohiagar@quicinc.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/1654080312-5408-6-git-send-email-quic_rohiagar@quicinc.com

arch/arm/boot/dts/qcom-sdx65.dtsi

@@ -86,6 +86,12 @@ opp-1497600000 {
 		};
 	};
 
+	firmware {
+		scm {
+			compatible = "qcom,scm-sdx65", "qcom,scm";
+		};
+	};
+
 	mc_virt: interconnect-mc-virt {
 		compatible = "qcom,sdx65-mc-virt";
 		#interconnect-cells = <1>;