openwrt/target/linux/rockchip/patches-6.6/050-24-v6.11-arm64-dts-rockchip-add-passive-GPU-cooling-on-RK3588.patch
Tianling Shen 6a0a6c45ed rockchip: backport dts updates for rk3588
Backport upstreamed dts updates for rk3588.

Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>
Link: https://github.com/openwrt/openwrt/pull/16149
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2024-08-21 00:10:47 +02:00

51 lines
1.4 KiB
Diff

From b78f87940a79321a444083aca46ac3e8e53d1a90 Mon Sep 17 00:00:00 2001
From: Alexey Charkov <alchark@gmail.com>
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 <alchark@gmail.com>
Link: https://lore.kernel.org/r/20240617-rk-dts-additions-v5-3-c1f5f3267f1e@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
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 {