Unlike the CPU, the CDSP does not throttle its speed automatically
when it reaches high temperatures in kodiak.
Set up CDSP cooling by throttling the cdsp when it reaches 100°C.
Signed-off-by: Gaurav Kohli <gaurav.kohli@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/kodiak.dtsi | 37 ++++++++++++++++++++++++++++
1 file changed, 37 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/kodiak.dtsi b/arch/arm64/boot/dts/qcom/kodiak.dtsi
index 6079e67ea829..3c79572bf55f 100644
--- a/arch/arm64/boot/dts/qcom/kodiak.dtsi
+++ b/arch/arm64/boot/dts/qcom/kodiak.dtsi
@@ -4793,6 +4793,15 @@ compute-cb@14 {
};
};
};
+
+ cooling {
+ compatible = "qcom,qmi-cooling-cdsp";
+
+ cdsp_tmd0: cdsp-tmd0 {
+ label = "cdsp_sw";
+ #cooling-cells = <2>;
+ };
+ };
};
usb_1: usb@a600000 {
@@ -7600,12 +7609,26 @@ nspss0_alert0: trip-point0 {
type = "hot";
};
+ nspss0_alert1: trip-point1 {
+ temperature = <100000>;
+ hysteresis = <5000>;
+ type = "passive";
+ };
+
nspss0_crit: nspss0-crit {
temperature = <110000>;
hysteresis = <0>;
type = "critical";
};
};
+
+ cooling-maps {
+ map0 {
+ trip = <&nspss0_alert1>;
+ cooling-device = <&cdsp_tmd0
+ THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
};
nspss1-thermal {
@@ -7618,12 +7641,26 @@ nspss1_alert0: trip-point0 {
type = "hot";
};
+ nspss1_alert1: trip-point1 {
+ temperature = <100000>;
+ hysteresis = <5000>;
+ type = "passive";
+ };
+
nspss1_crit: nspss1-crit {
temperature = <110000>;
hysteresis = <0>;
type = "critical";
};
};
+
+ cooling-maps {
+ map0 {
+ trip = <&nspss1_alert1>;
+ cooling-device = <&cdsp_tmd0
+ THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
};
video-thermal {
--
2.34.1