ARM: dts: msm: Add initial device tree for parrot

Add initial device tree support for parrot  target.
This is a snapshot of dtsi files as of KP.1.0
'commit <3a433cd2ffb4> ("ARM: dts: msm: Add
ext-region prop of cpusysvm for parrot")'.

Change-Id: I582a3d131b94551da5f6d819003ab1a15ecd36f1
Signed-off-by: Swetha Chikkaboraiah <quic_schikk@quicinc.com>

qcom/pm6450.dtsi

@@ -0,0 +1,74 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/spmi/spmi.h>
+
+&spmi_bus {
+	#address-cells = <2>;
+	#size-cells = <0>;
+	interrupt-controller;
+	#interrupt-cells = <4>;
+
+	qcom,pm6450@1 {
+		compatible = "qcom,spmi-pmic";
+		reg = <1 SPMI_USID>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		pm6450_tz: qcom,temp-alarm@a00 {
+			compatible = "qcom,spmi-temp-alarm";
+			reg = <0xa00>;
+			interrupts = <0x1 0xa 0x0 IRQ_TYPE_EDGE_BOTH>;
+			#thermal-sensor-cells = <0>;
+		};
+
+		pm6450_gpios: pinctrl@8800 {
+			compatible = "qcom,pm6450-gpio";
+			reg = <0x8800>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+
+		pm6450_pwm_1: qcom,pwms@e800 {
+			status = "disabled";
+			reg = <0xe800>;
+			reg-names = "lpg-base";
+			qcom,num-lpg-channels = <1>;
+			#pwm-cells = <2>;
+		};
+	};
+};
+
+&thermal_zones {
+	pm6450_temp_alarm: pm6450_tz {
+		polling-delay-passive = <100>;
+		polling-delay = <0>;
+		thermal-governor = "step_wise";
+		thermal-sensors = <&pm6450_tz>;
+
+		trips {
+			pm6450_trip0: trip0 {
+				temperature = <95000>;
+				hysteresis = <0>;
+				type = "passive";
+			};
+
+			pm6450_trip1: trip1 {
+				temperature = <115000>;
+				hysteresis = <0>;
+				type = "passive";
+			};
+
+			trip2 {
+				temperature = <145000>;
+				hysteresis = <0>;
+				type = "passive";
+			};
+		};
+	};
+};