[PATCH 3/3] arm64: dts: ti: k3-j7200-thermal: Add cooling maps and cpu_alert trip at 75C

Apurva Nandan
2023-08-09T17:39:43Z

From: Keerthy <j-keerthy@ti.com>

Add cooling maps and mpu_alert trip at 75C

Note: mpu_alert trip value should adjusted based on the system load and
performance needs.

Signed-off-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Apurva Nandan <a-nandan@ti.com>
---
arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi
index e7e3a643a6f0..eeb596727d48 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi
@@ -28,6 +28,20 @@ mpu_crit: mpu-crit {
hysteresis = <2000>; /* milliCelsius */
type = "critical";
};
+
+ mpu_alert0: mpu_alert {
+ temperature = <75000>; /* millicelsius */
+ hysteresis = <5000>; /* millicelsius */
+ type = "passive";
+ };
+ };
+
+ cpu_cooling_maps: cooling-maps {
+ map0 {
+ trip = <&mpu_alert0>;
+ cooling-device =
+ <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
};
};

--
2.34.1