arm64: dts: qcom: sm8350: Hook up GPU cooling device

In order to allow for throttling the GPU, hook up the cooling device
to the respective thermal zones. Also, update the trip point label
to be more telling, while at it.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20240102-topic-gpu_cooling-v1-9-fda30c57e353@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi
index 26bf2c2c66aeb795344df8c6e684af585f786393..78bd8f80a305dc0258323a2cd1dcd3d7c66e6d0c 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sm8350.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi
@@ -1847,6 +1847,7 @@
                        operating-points-v2 = <&gpu_opp_table>;
 
                        qcom,gmu = <&gmu>;
+                       #cooling-cells = <2>;
 
                        status = "disabled";
 
@@ -4218,8 +4219,15 @@
 
                        thermal-sensors = <&tsens1 1>;
 
+                       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 = <1000>;
                                        type = "hot";
@@ -4233,8 +4241,15 @@
 
                        thermal-sensors = <&tsens1 2>;
 
+                       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 = <1000>;
                                        type = "hot";