arm64: dts: qcom: msm8939: Hook up GPU cooling device

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>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20240102-topic-gpu_cooling-v1-2-fda30c57e353@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/msm8939.dtsi b/arch/arm64/boot/dts/qcom/msm8939.dtsi
index 82d85ff61045d31c13b6b5874acd315399a8886e..48c8601ff7b74d183790d67bf4e8a8505ba89638 100644 (file)
--- a/arch/arm64/boot/dts/qcom/msm8939.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8939.dtsi
@@ -1427,6 +1427,8 @@
                        power-domains = <&gcc OXILI_GDSC>;
                        operating-points-v2 = <&opp_table>;
                        iommus = <&gpu_iommu 1>, <&gpu_iommu 2>;
+                       #cooling-cells = <2>;
+
                        status = "disabled";
 
                        opp_table: opp-table {
@@ -2456,6 +2458,13 @@
 
                        thermal-sensors = <&tsens 3>;
 
+                       cooling-maps {
+                               map0 {
+                                       trip = <&gpu_alert0>;
+                                       cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+                               };
+                       };
+
                        trips {
                                gpu_alert0: trip-point0 {
                                        temperature = <75000>;