arm64: dts: qcom: msm8994: Add SCM node

Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200624150107.76234-3-konradybcio@gmail.comSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/msm8994.dtsi

@@ -142,6 +142,12 @@ core3 {
 		};
 	};
 
+	firmware {
+		scm {
+			compatible = "qcom,scm-msm8994", "qcom,scm";
+		};
+	};
+
 	memory {
 		device_type = "memory";
 		/* We expect the bootloader to fill in the reg */