From 0a0cf60da385fa87c91b1a87c0c8ef481ec93bd5 Mon Sep 17 00:00:00 2001
From: Ram Chandrasekar <rkumbako@quicinc.com>
Date: Fri, 17 Jul 2020 12:32:27 -0700
Subject: [PATCH] ARM: dts: msm: Configure Policy engine for lahaina

Enable policy engine sensor driver for MX rail policy engine
hardware for lahaina. policy engine will recommend mitigation for all
MX clients based on operating level.

Change-Id: I55e2fed4f9b9e9ef3ea9bc0a575bebbcc45be705
---
 qcom/lahaina-thermal.dtsi | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/qcom/lahaina-thermal.dtsi b/qcom/lahaina-thermal.dtsi
index fef8b81ceadb..561b0db16801 100644
--- a/qcom/lahaina-thermal.dtsi
+++ b/qcom/lahaina-thermal.dtsi
@@ -29,6 +29,13 @@
 		video_cc_mvs0-supply = <&video_cc_mvs0_gdsc>;
 		csr-id = <1 3 5>;
 	};
+
+	mx_pe: mx_rdpm_pe@0x00637000 {
+		compatible = "qcom,policy-engine";
+		#thermal-sensor-cells = <0>;
+		reg = <0x00637000 0x1000>;
+		interrupts = <GIC_SPI 237 IRQ_TYPE_LEVEL_HIGH>;
+	};
 };
 
 &cpufreq_hw {
@@ -1134,5 +1141,36 @@
 		};
 	};
 
+	mx-pe-step {
+		polling-delay-passive = <0>;
+		polling-delay = <0>;
+		thermal-sensors = <&mx_pe>;
+		thermal-governor = "step_wise";
+		trips {
+			mx_pe_config1: mx-pe-config1 {
+				temperature = <1>;
+				hysteresis = <1>;
+				type = "passive";
+			};
+
+			mx_pe_config2: mx-pe-config2 {
+				temperature = <2>;
+				hysteresis = <1>;
+				type = "passive";
+			};
+		};
+
+		cooling-maps {
+			mx_pe_cdev_1 {
+				trip = <&mx_pe_config1>;
+				cooling-device = <&cdsp_sw 1 1>;
+			};
+
+			mx_pe_cdev_2 {
+				trip = <&mx_pe_config2>;
+				cooling-device = <&msm_gpu 1 1>;
+			};
+		};
+	};
 };