Add a simple cooling map for the GPU.
Signed-off-by: Clément Péron <peron.clem@xxxxxxxxx>
---
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 2e31632c6ca8..b26f735201c7 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -173,6 +173,7 @@
clocks = <&ccu CLK_GPU>, <&ccu CLK_BUS_GPU>;
clock-names = "core", "bus";
resets = <&ccu RST_BUS_GPU>;
+ #cooling-cells = <2>;
status = "disabled";
};
@@ -1002,6 +1003,27 @@
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>;
+ };
+ };
};
};
};
--
2.20.1
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