@@ -4760,6 +4760,7 @@ gpu: gpu@5000000 {
operating-points-v2 = <&gpu_opp_table>;
qcom,gmu = <&gmu>;
+ #cooling-cells = <2>;
interconnects = <&mem_noc MASTER_GFX3D 0 &mem_noc SLAVE_EBI1 0>;
interconnect-names = "gfx-mem";
@@ -5602,8 +5603,15 @@ gpu-top-thermal {
thermal-sensors = <&tsens0 11>;
+ cooling-maps {
+ map0 {
+ trip = <&gpu_top_alert0>;
+ cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
- gpu1_alert0: trip-point0 {
+ gpu_top_alert0: trip-point0 {
temperature = <90000>;
hysteresis = <2000>;
type = "hot";
@@ -5617,8 +5625,15 @@ gpu-bottom-thermal {
thermal-sensors = <&tsens0 12>;
+ cooling-maps {
+ map0 {
+ trip = <&gpu_bottom_alert0>;
+ cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
- gpu2_alert0: trip-point0 {
+ gpu_bottom_alert0: trip-point0 {
temperature = <90000>;
hysteresis = <2000>;
type = "hot";
In order to allow for throttling the GPU, hook up the cooling device to the respective thermal zones. Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> --- arch/arm64/boot/dts/qcom/sdm845.dtsi | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-)