From: Konrad Dybcio <konrad.dybcio@linaro.org>
Date: Tue, 2 Jan 2024 13:34:06 +0000 (+0100)
Subject: arm64: dts: qcom: msm8939: Hook up GPU cooling device
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=93c4e1fb9dd9e56b09adc4a85692de3a97209960;p=linux.git

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 82d85ff61045d..48c8601ff7b74 100644
--- 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>;