[PATCH 03/12] arm64: dts: qcom: sc8180x: Hook up GPU cooling device

From: Konrad Dybcio
Date: Tue Jan 02 2024 - 08:35:49 EST


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@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sc8180x.dtsi | 20 ++++++++++++++++++--
1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sc8180x.dtsi b/arch/arm64/boot/dts/qcom/sc8180x.dtsi
index 0430d99091e3..b1227e04429c 100644
--- a/arch/arm64/boot/dts/qcom/sc8180x.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc8180x.dtsi
@@ -2173,6 +2173,8 @@ gpu: gpu@2c00000 {
interconnect-names = "gfx-mem";

qcom,gmu = <&gmu>;
+ #cooling-cells = <2>;
+
status = "disabled";

gpu_opp_table: opp-table {
@@ -3880,8 +3882,15 @@ gpu-top-thermal {

thermal-sensors = <&tsens0 15>;

+ cooling-maps {
+ map0 {
+ trip = <&gpu_top_alert0>;
+ cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
- trip-point0 {
+ gpu_top_alert0: trip-point0 {
temperature = <90000>;
hysteresis = <2000>;
type = "hot";
@@ -4030,8 +4039,15 @@ gpu-bottom-thermal {

thermal-sensors = <&tsens1 11>;

+ cooling-maps {
+ map0 {
+ trip = <&gpu_bottom_alert0>;
+ cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
- trip-point0 {
+ gpu_bottom_alert0: trip-point0 {
temperature = <90000>;
hysteresis = <2000>;
type = "hot";

--
2.43.0