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arm64: dts: qcom: lemans: Add GPU cooling

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Unlike the CPU, the GPU does not throttle its speed automatically when it
reaches high temperatures.

Set up GPU cooling by throttling the GPU speed
when reaching 105°C.

Signed-off-by: Gaurav Kohli <quic_gkohli@quicinc.com>
Signed-off-by: Akhil P Oommen <akhilpo@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20251230-a663-gpu-support-v9-2-186722e25387@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
This commit is contained in:
Gaurav Kohli
2025-12-30 18:03:26 +05:30
committed by Bjorn Andersson
parent 6940c66825
commit 4a6488a807
1 changed files with 49 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

55
arch/arm64/boot/dts/qcom/lemans.dtsi
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@@ -21,6 +21,7 @@
#include <dt-bindings/power/qcom-rpmpd.h>
#include <dt-bindings/soc/qcom,gpr.h>
#include <dt-bindings/soc/qcom,rpmh-rsc.h>
#include <dt-bindings/thermal/thermal.h>
/ {
interrupt-parent = <&intc>;
@@ -7514,8 +7515,15 @@ gpuss-0-thermal {
thermal-sensors = <&tsens0 5>;
cooling-maps {
map0 {
trip = <&gpuss0_alert0>;
cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
trips {
trip-point0 {
gpuss0_alert0: trip-point0 {
temperature = <105000>;
hysteresis = <5000>;
type = "passive";
@@ -7534,8 +7542,15 @@ gpuss-1-thermal {
thermal-sensors = <&tsens0 6>;
cooling-maps {
map0 {
trip = <&gpuss1_alert0>;
cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
trips {
trip-point0 {
gpuss1_alert0: trip-point0 {
temperature = <105000>;
hysteresis = <5000>;
type = "passive";
@@ -7554,8 +7569,15 @@ gpuss-2-thermal {
thermal-sensors = <&tsens0 7>;
cooling-maps {
map0 {
trip = <&gpuss2_alert0>;
cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
trips {
trip-point0 {
gpuss2_alert0: trip-point0 {
temperature = <105000>;
hysteresis = <5000>;
type = "passive";
@@ -7744,8 +7766,15 @@ gpuss-3-thermal {
thermal-sensors = <&tsens1 5>;
cooling-maps {
map0 {
trip = <&gpuss3_alert0>;
cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
trips {
trip-point0 {
gpuss3_alert0: trip-point0 {
temperature = <105000>;
hysteresis = <5000>;
type = "passive";
@@ -7764,8 +7793,15 @@ gpuss-4-thermal {
thermal-sensors = <&tsens1 6>;
cooling-maps {
map0 {
trip = <&gpuss4_alert0>;
cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
trips {
trip-point0 {
gpuss4_alert0: trip-point0 {
temperature = <105000>;
hysteresis = <5000>;
type = "passive";
@@ -7784,8 +7820,15 @@ gpuss-5-thermal {
thermal-sensors = <&tsens1 7>;
cooling-maps {
map0 {
trip = <&gpuss5_alert0>;
cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
trips {
trip-point0 {
gpuss5_alert0: trip-point0 {
temperature = <105000>;
hysteresis = <5000>;
type = "passive";