arm64: dts: qcom: msm8998: Add rpmcc node

Add MSM8998 Resource Power Manager Clock Controller DT node.
Tested-by: NSai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>
Reviewed-by: NJeffrey Hugo <jhugo@codeaurora.org>
Reviewed-by: NBjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: NMarc Gonzalez <marc.w.gonzalez@free.fr>
Signed-off-by: NBjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: NAndy Gross <andy.gross@linaro.org>

arch/arm64/boot/dts/qcom/msm8998.dtsi

@@ -3,6 +3,7 @@
 
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/clock/qcom,gcc-msm8998.h>
+#include <dt-bindings/clock/qcom,rpmcc.h>
 #include <dt-bindings/gpio/gpio.h>
 
 / {
@@ -266,6 +267,11 @@
 		rpm_requests: rpm-requests {
 			compatible = "qcom,rpm-msm8998";
 			qcom,glink-channels = "rpm_requests";
+
+			rpmcc: clock-controller {
+				compatible = "qcom,rpmcc-msm8998", "qcom,rpmcc";
+				#clock-cells = <1>;
+			};
 		};
 	};