From b78f87940a79321a444083aca46ac3e8e53d1a90 Mon Sep 17 00:00:00 2001 From: Alexey Charkov Date: Mon, 17 Jun 2024 22:28:53 +0400 Subject: [PATCH] arm64: dts: rockchip: add passive GPU cooling on RK3588 As the GPU support on RK3588 has been merged upstream, along with OPP values, add a corresponding cooling map for passive cooling using the GPU. Signed-off-by: Alexey Charkov Link: https://lore.kernel.org/r/20240617-rk-dts-additions-v5-3-c1f5f3267f1e@gmail.com Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3588-base.dtsi | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) --- a/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi @@ -2493,17 +2493,31 @@ }; gpu_thermal: gpu-thermal { - polling-delay-passive = <0>; + polling-delay-passive = <100>; polling-delay = <0>; thermal-sensors = <&tsadc 5>; trips { + gpu_alert: gpu-alert { + temperature = <85000>; + hysteresis = <2000>; + type = "passive"; + }; + gpu_crit: gpu-crit { temperature = <115000>; hysteresis = <0>; type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&gpu_alert>; + cooling-device = + <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; }; npu_thermal: npu-thermal {