arm64: dts: qcom: Add RPM power domain controller for shikra

Add the RPM SMD power domain controller node for Shikra
with a complete OPP table covering all 8 voltage corners
from MIN_SVS to TURBO_NO_CPR.

Signed-off-by: Rakesh Kota <rakesh.kota@oss.qualcomm.com>

Author: kotarake

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

@@ -6,6 +6,7 @@
 #include <dt-bindings/clock/qcom,rpmcc.h>
 #include <dt-bindings/clock/qcom,shikra-gcc.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/power/qcom-rpmpd.h>
 
 / {
 	interrupt-parent = <&intc>;
@@ -142,6 +143,48 @@
 					clock-names = "xo";
 					#clock-cells = <1>;
 				};
+
+				rpmpd: power-controller {
+					compatible = "qcom,shikra-rpmpd";
+					#power-domain-cells = <1>;
+					operating-points-v2 = <&rpmpd_opp_table>;
+
+					rpmpd_opp_table: opp-table {
+						compatible = "operating-points-v2";
+
+						rpmpd_opp_min_svs: opp1 {
+							opp-level = <RPM_SMD_LEVEL_MIN_SVS>;
+						};
+
+						rpmpd_opp_low_svs: opp2 {
+							opp-level = <RPM_SMD_LEVEL_LOW_SVS>;
+						};
+
+						rpmpd_opp_svs: opp3 {
+							opp-level = <RPM_SMD_LEVEL_SVS>;
+						};
+
+						rpmpd_opp_svs_plus: opp4 {
+							opp-level = <RPM_SMD_LEVEL_SVS_PLUS>;
+						};
+
+						rpmpd_opp_nom: opp5 {
+							opp-level = <RPM_SMD_LEVEL_NOM>;
+						};
+
+						rpmpd_opp_nom_plus: opp6 {
+							opp-level = <RPM_SMD_LEVEL_NOM_PLUS>;
+						};
+
+						rpmpd_opp_turbo: opp7 {
+							opp-level = <RPM_SMD_LEVEL_TURBO>;
+						};
+
+						rpmpd_opp_turbo_plus: opp8 {
+							opp-level = <RPM_SMD_LEVEL_TURBO_NO_CPR>;
+						};
+					};
+				};
 			};
 		};