From 752f585805c559e7c990e7d23e49d03167065761 Mon Sep 17 00:00:00 2001
From: Praveenkumar I <quic_ipkumar@quicinc.com>
Date: Thu, 13 Jul 2023 14:01:01 +0530
Subject: [PATCH] arm64: dts: qcom: ipq9574: Add cpu cooling maps

Add cpu cooling maps for passive trip points. The cpu cooling
device states are mapped to cpufreq based scaling frequencies.

Signed-off-by: Praveenkumar I <quic_ipkumar@quicinc.com>
Link: https://lore.kernel.org/r/20230713083101.971525-2-quic_ipkumar@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---
 arch/arm64/boot/dts/qcom/ipq9574.dtsi | 61 ++++++++++++++++++++++++++++++-----
 1 file changed, 53 insertions(+), 8 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
index 2eadc84..2ba9454 100644
--- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
@@ -10,6 +10,7 @@
 #include <dt-bindings/clock/qcom,ipq9574-gcc.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/reset/qcom,ipq9574-gcc.h>
+#include <dt-bindings/thermal/thermal.h>
 
 / {
 	interrupt-parent = <&intc>;
@@ -42,6 +43,7 @@
 			clock-names = "cpu";
 			operating-points-v2 = <&cpu_opp_table>;
 			cpu-supply = <&ipq9574_s1>;
+			#cooling-cells = <2>;
 		};
 
 		CPU1: cpu@1 {
@@ -54,6 +56,7 @@
 			clock-names = "cpu";
 			operating-points-v2 = <&cpu_opp_table>;
 			cpu-supply = <&ipq9574_s1>;
+			#cooling-cells = <2>;
 		};
 
 		CPU2: cpu@2 {
@@ -66,6 +69,7 @@
 			clock-names = "cpu";
 			operating-points-v2 = <&cpu_opp_table>;
 			cpu-supply = <&ipq9574_s1>;
+			#cooling-cells = <2>;
 		};
 
 		CPU3: cpu@3 {
@@ -78,6 +82,7 @@
 			clock-names = "cpu";
 			operating-points-v2 = <&cpu_opp_table>;
 			cpu-supply = <&ipq9574_s1>;
+			#cooling-cells = <2>;
 		};
 
 		L2_0: l2-cache {
@@ -812,18 +817,28 @@
 			thermal-sensors = <&tsens 10>;
 
 			trips {
-				cpu-critical {
+				cpu0_crit: cpu-critical {
 					temperature = <120000>;
 					hysteresis = <10000>;
 					type = "critical";
 				};
 
-				cpu-passive {
+				cpu0_alert: cpu-passive {
 					temperature = <110000>;
 					hysteresis = <1000>;
 					type = "passive";
 				};
 			};
+
+			cooling-maps {
+				map0 {
+					trip = <&cpu0_alert>;
+					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				};
+			};
 		};
 
 		cpu1-thermal {
@@ -832,18 +847,28 @@
 			thermal-sensors = <&tsens 11>;
 
 			trips {
-				cpu-critical {
+				cpu1_crit: cpu-critical {
 					temperature = <120000>;
 					hysteresis = <10000>;
 					type = "critical";
 				};
 
-				cpu-passive {
+				cpu1_alert: cpu-passive {
 					temperature = <110000>;
 					hysteresis = <1000>;
 					type = "passive";
 				};
 			};
+
+			cooling-maps {
+				map0 {
+					trip = <&cpu1_alert>;
+					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				};
+			};
 		};
 
 		cpu2-thermal {
@@ -852,18 +877,28 @@
 			thermal-sensors = <&tsens 12>;
 
 			trips {
-				cpu-critical {
+				cpu2_crit: cpu-critical {
 					temperature = <120000>;
 					hysteresis = <10000>;
 					type = "critical";
 				};
 
-				cpu-passive {
+				cpu2_alert: cpu-passive {
 					temperature = <110000>;
 					hysteresis = <1000>;
 					type = "passive";
 				};
 			};
+
+			cooling-maps {
+				map0 {
+					trip = <&cpu2_alert>;
+					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				};
+			};
 		};
 
 		cpu3-thermal {
@@ -872,18 +907,28 @@
 			thermal-sensors = <&tsens 13>;
 
 			trips {
-				cpu-critical {
+				cpu3_crit: cpu-critical {
 					temperature = <120000>;
 					hysteresis = <10000>;
 					type = "critical";
 				};
 
-				cpu-passive {
+				cpu3_alert: cpu-passive {
 					temperature = <110000>;
 					hysteresis = <1000>;
 					type = "passive";
 				};
 			};
+
+			cooling-maps {
+				map0 {
+					trip = <&cpu3_alert>;
+					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				};
+			};
 		};
 
 		wcss-phyb-thermal {
-- 
2.7.4