1 files changed, 59 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-6.1/021-v6.7-arm64-dts-mt7986-change-cooling-trips.patch b/target/linux/mediatek/patches-6.1/021-v6.7-arm64-dts-mt7986-change-cooling-trips.patch
new file mode 100644
index 0000000000..20d4468cf0
--- /dev/null
+++ b/target/linux/mediatek/patches-6.1/021-v6.7-arm64-dts-mt7986-change-cooling-trips.patch
@@ -0,0 +1,59 @@
+From aa3d6df9803c267725dc72286bb91602b7579882 Mon Sep 17 00:00:00 2001
+From: Frank Wunderlich <frank-w@public-files.de>
+Date: Sun, 20 Aug 2023 17:31:34 +0200
+Subject: [PATCH 21/22] arm64: dts: mt7986: change cooling trips
+
+Add Critical and hot trips for emergency system shutdown and limiting
+system load.
+
+Change passive trip to active to make sure fan is activated on the
+lowest trip.
+
+Fixes: 1f5be05132f3 ("arm64: dts: mt7986: add thermal-zones")
+Suggested-by: Daniel Golle <daniel@makrotopia.org>
+Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
+---
+ arch/arm64/boot/dts/mediatek/mt7986a.dtsi | 20 ++++++++++++++++----
+ 1 file changed, 16 insertions(+), 4 deletions(-)
+
+--- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
++++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
+@@ -610,22 +610,34 @@
+ 			thermal-sensors = <&thermal 0>;
+ 
+ 			trips {
++				cpu_trip_crit: crit {
++					temperature = <125000>;
++					hysteresis = <2000>;
++					type = "critical";
++				};
++
++				cpu_trip_hot: hot {
++					temperature = <120000>;
++					hysteresis = <2000>;
++					type = "hot";
++				};
++
+ 				cpu_trip_active_high: active-high {
+ 					temperature = <115000>;
+ 					hysteresis = <2000>;
+ 					type = "active";
+ 				};
+ 
+-				cpu_trip_active_low: active-low {
++				cpu_trip_active_med: active-med {
+ 					temperature = <85000>;
+ 					hysteresis = <2000>;
+ 					type = "active";
+ 				};
+ 
+-				cpu_trip_passive: passive {
+-					temperature = <40000>;
++				cpu_trip_active_low: active-low {
++					temperature = <60000>;
+ 					hysteresis = <2000>;
+-					type = "passive";
++					type = "active";
+ 				};
+ 			};
+ 		};