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arm64: dts: rockchip: add cooling map and trip points for gpu to rk356x 

RK356x SoCs have a second thermal sensor for the GPU. This adds the
cooling map and trip points for it to make use of its contribution as
a cooling device.

Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net>
Link: https://lore.kernel.org/r/20220209215549.94524-4-michael.riesch@wolfvision.net
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Alex Bee 2022-02-09 22:55:47 +01:00 committed by Heiko Stuebner
parent 810028668c
commit c0a7259fad
1 changed files with 26 additions and 0 deletions
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26
arch/arm64/boot/dts/rockchip/rk356x.dtsi
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@ -1093,6 +1093,32 @@
polling-delay = <1000>; /* milliseconds */
thermal-sensors = <&tsadc 1>;
trips {
gpu_threshold: gpu-threshold {
temperature = <70000>;
hysteresis = <2000>;
type = "passive";
};
gpu_target: gpu-target {
temperature = <75000>;
hysteresis = <2000>;
type = "passive";
};
gpu_crit: gpu-crit {
temperature = <95000>;
hysteresis = <2000>;
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&gpu_target>;
cooling-device =
<&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
};
};