ARM: dts: msm: Add bindings to enable power saving for sdxprairie

Add RPMH, LPM, CommandDB device bindings for sdxprairie.

Change-Id: I894ecca893cc0a90a960caef225a0bcff3f6a14e
Signed-off-by: Lina Iyer <ilina@codeaurora.org>

arch/arm64/boot/dts/qcom/sdxprairie-pinctrl.dtsi

@@ -19,7 +19,7 @@
 		gpio-controller;
 		#gpio-cells = <2>;
 		interrupt-controller;
-		interrupt-parent = <&intc>;
+		interrupt-parent = <&pdc>;
 		#interrupt-cells = <2>;
 
 		uart3_console_active: uart3_console_active {

arch/arm64/boot/dts/qcom/sdxprairie-pm.dtsi

@@ -0,0 +1,101 @@
+/* Copyright (c) 2018, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+&soc {
+	qcom,lpm-levels {
+		compatible = "qcom,lpm-levels";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		qcom,pm-cluster@0{
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+			label = "system";
+			qcom,psci-mode-shift = <0>;
+			qcom,psci-mode-mask = <0xf>;
+
+			qcom,pm-cluster-level@0 {
+				reg = <0>;
+				label = "cx_active";
+				qcom,psci-mode = <0x0>;
+				qcom,entry-latency-us = <120>;
+				qcom,exit-latency-us = <150>;
+				qcom,min-residency-us = <6488>;
+			};
+
+			qcom,pm-cluster-level@1 {
+				reg = <1>;
+				label = "cx_min";
+				qcom,psci-mode = <0x4>;
+				qcom,entry-latency-us = <140>;
+				qcom,exit-latency-us = <200>;
+				qcom,min-residency-us = <8000>;
+				qcom,min-child-idx = <2>;
+				qcom,notify-rpm;
+				qcom,is-reset;
+			};
+
+			qcom,pm-cpu@0 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				qcom,psci-mode-shift = <0>;
+				qcom,psci-mode-mask = <0xf>;
+				qcom,cpu = <&CPU0>;
+
+				qcom,pm-cpu-level@0{
+					reg = <0>;
+					label = "wfi";
+					qcom,psci-cpu-mode = <0x1>;
+					qcom,latency-us = <1>;
+					qcom,entry-latency-us = <57>;
+					qcom,exit-latency-us = <43>;
+					qcom,min-residency-us = <83>;
+				};
+
+				qcom,pm-cpu-level@1 {
+					reg = <1>;
+					label ="standalone_pc";
+					qcom,psci-cpu-mode = <0x4>;
+					qcom,entry-latency-us = <120>;
+					qcom,exit-latency-us = <120>;
+					qcom,min-residency-us = <4488>;
+					qcom,use-broadcast-timer;
+					qcom,is-reset;
+				};
+
+				qcom,pm-cpu-level@2 {
+					reg = <2>;
+					label = "system-pc";
+					qcom,psci-cpu-mode = <0x4>;
+					qcom,entry-latency-us = <120>;
+					qcom,exit-latency-us = <150>;
+					qcom,min-residency-us = <6488>;
+					qcom,use-broadcast-timer;
+					qcom,is-reset;
+				};
+			};
+		};
+	};
+
+	qcom,rpm-stats@c300000 {
+		compatible = "qcom,rpm-stats";
+		reg = <0xC300000 0x1000>, <0xC370004 0x4>;
+		reg-names = "phys_addr_base", "offset_addr";
+		qcom,num-records = <3>;
+	};
+
+	qcom,rpmh-master-stats@b211200 {
+		compatible = "qcom,rpmh-master-stats-v1";
+		reg = <0xb211200 0x60>;
+	};
+};

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

@@ -16,12 +16,13 @@
 #include <dt-bindings/clock/qcom,rpmh.h>
 #include <dt-bindings/clock/qcom,aop-qmp.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/soc/qcom,tcs-mbox.h>
 
 / {
 	model = "Qualcomm Technologies, Inc. SDXPRAIRIE";
 	compatible = "qcom,sdxprairie";
 	qcom,msm-id = <357 0x0>;
-	interrupt-parent = <&intc>;
+	interrupt-parent = <&pdc>;
 
 	reserved-memory {
 		#address-cells = <1>;
@@ -85,11 +86,20 @@
 	intc: interrupt-controller@17800000 {
 		compatible = "qcom,msm-qgic2";
 		interrupt-controller;
+		interrupt-parent = <&intc>;
 		#interrupt-cells = <3>;
 		reg = <0x17800000 0x1000>,
 		      <0x17802000 0x1000>;
 	};
 
+	pdc: interrupt-controller@b210000{
+		compatible = "qcom,pdc-sdxprairie";
+		reg = <0xb210000 0x30000>;
+		#interrupt-cells = <3>;
+		interrupt-parent = <&intc>;
+		interrupt-controller;
+	};
+
 	timer {
 		compatible = "arm,armv7-timer";
 		interrupts = <1 13 0xf08>,
@@ -368,8 +378,32 @@
 		mbox-desc-offset = <0x0>;
 		#mbox-cells = <1>;
 	};
+
+	apps_rsc: mailbox@17840000 {
+		compatible = "qcom,tcs-drv";
+		label = "apps_rsc";
+		reg = <0x17840000 0x100>, <0x17840d00 0x3000>;
+		interrupts = <0 17 0>;
+		#mbox-cells = <1>;
+		qcom,drv-id = <1>;
+		qcom,tcs-config = <ACTIVE_TCS  2>,
+				  <SLEEP_TCS   2>,
+				  <WAKE_TCS    2>,
+				  <CONTROL_TCS 1>;
+	};
+
+	cmd_db: qcom,cmd-db@c37000c {
+		compatible = "qcom,cmd-db";
+		reg = <0xc37000c 8>;
+	};
+
+	system_pm {
+		compatible = "qcom,system-pm";
+		mboxes = <&apps_rsc 0>;
+	};
 };
 
+#include "sdxprairie-pm.dtsi"
 #include "sdxprairie-pinctrl.dtsi"
 #include "sdxprairie-ion.dtsi"
 #include "sdxprairie-bus.dtsi"