arm64: dts: msm8996: Add rpmpd device node

Add rpmpd device node and its OPP table
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>

arch/arm64/boot/dts/qcom/msm8996.dtsi

@@ -306,6 +306,40 @@ rpmcc: qcom,rpmcc {
 				#clock-cells = <1>;
 			};
 
+			rpmpd: power-controller {
+				compatible = "qcom,msm8996-rpmpd";
+				#power-domain-cells = <1>;
+				operating-points-v2 = <&rpmpd_opp_table>;
+
+				rpmpd_opp_table: opp-table {
+					compatible = "operating-points-v2";
+
+					rpmpd_opp1: opp1 {
+						opp-level = <1>;
+					};
+
+					rpmpd_opp2: opp2 {
+						opp-level = <2>;
+					};
+
+					rpmpd_opp3: opp3 {
+						opp-level = <3>;
+					};
+
+					rpmpd_opp4: opp4 {
+						opp-level = <4>;
+					};
+
+					rpmpd_opp5: opp5 {
+						opp-level = <5>;
+					};
+
+					rpmpd_opp6: opp6 {
+						opp-level = <6>;
+					};
+				};
+			};
+
 			pm8994-regulators {
 				compatible = "qcom,rpm-pm8994-regulators";