diff mbox series

[v2,12/14] arm64: dts: allwinner: h6: Add cooling map for GPU

Message ID 20200704102535.189647-13-peron.clem@gmail.com (mailing list archive)
State New, archived
Headers show
Series Add regulator devfreq support to Panfrost | expand

Commit Message

Clément Péron July 4, 2020, 10:25 a.m. UTC 
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 mbox series

Patch

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index 78b1361dfbb9..8f514a2169aa 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -174,6 +174,7 @@  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";
 		};
 
@@ -1012,6 +1013,27 @@  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>;
+				};
+			};
 		};
 	};
 };