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From: Konstantin Ryabitsev <konstantin@linuxfoundation.org>
Date: Wed, 31 Aug 2022 17:34:47 -0400
Subject: [PATCH RESEND v7 2/4] arm64: dts: allwinner: h6: Add cooling map for GPU
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From: Clément Péron <peron.clem@gmail.com>

Add a simple cooling map for the GPU.

Signed-off-by: Clément Péron <peron.clem@gmail.com>
Acked-by: Samuel Holland <samuel@sholland.org>
Signed-off-by: Konstantin Ryabitsev <konstantin@linuxfoundation.org>

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index 5a28303d3d4c..943ae5374dd6 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -186,6 +186,7 @@ gpu: gpu@1800000 {
 			clocks = <&ccu CLK_GPU>, <&ccu CLK_BUS_GPU>;
 			clock-names = "core", "bus";
 			resets = <&ccu RST_BUS_GPU>;
+			#cooling-cells = <2>;
 			status = "disabled";
 		};
 
@@ -1075,6 +1076,27 @@ gpu-thermal {
 			polling-delay-passive = <0>;
 			polling-delay = <0>;
 			thermal-sensors = <&ths 1>;
+
+			trips {
+				gpu_alert: gpu-alert {
+					temperature = <85000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+
+				gpu-crit {
+					temperature = <100000>;
+					hysteresis = <0>;
+					type = "critical";
+				};
+			};
+
+			cooling-maps {
+				map0 {
+					trip = <&gpu_alert>;
+					cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				};
+			};
 		};
 	};
 };

-- 
b4 0.10.0-dev-3b344