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From: "Clément Péron" <peron.clem@gmail.com>
To: Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Chen-Yu Tsai <wens@csie.org>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	Samuel Holland <samuel@sholland.org>
Cc: "Clément Péron" <peron.clem@gmail.com>,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: [PATCH 2/4] arm64: dts: allwinner: h6: Add cooling map for GPU
Date: Thu, 18 Aug 2022 22:39:26 +0200	[thread overview]
Message-ID: <20220818203928.131059-3-cpe@outsight.tech> (raw)
In-Reply-To: <20220818203928.131059-1-cpe@outsight.tech>

From: Clément Péron <peron.clem@gmail.com>

Add a simple cooling map for the GPU.

Signed-off-by: Clément Péron <peron.clem@gmail.com>
---
 arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 22 ++++++++++++++++++++
 1 file changed, 22 insertions(+)

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>;
+				};
+			};
 		};
 	};
 };
-- 
2.34.1


       reply	other threads:[~2022-08-18 20:39 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20220818203928.131059-1-cpe@outsight.tech>
2022-08-18 20:39 ` Clément Péron [this message]
2022-08-19  4:13   ` [PATCH 2/4] arm64: dts: allwinner: h6: Add cooling map for GPU Jernej Škrabec
2022-08-19  9:08     ` Clément Péron
2022-08-18 20:39 ` [PATCH 3/4] arm64: dts: allwinner: h6: Add GPU OPP table Clément Péron
2022-08-18 20:39 ` [PATCH 4/4] arm64: dts: allwinner: beelink-gs1: Enable GPU OPP Clément Péron

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