arm64: dts: qcom: sc7180: Add gpu cooling support

Add cooling-cells property and the cooling maps for the gpu tzones
to support GPU cooling.

Signed-off-by: Akhil P Oommen <akhilpo@codeaurora.org>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Link: https://lore.kernel.org/r/1604054832-3114-2-git-send-email-akhilpo@codeaurora.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 3a407d27d0d2c365edeab5e34fb6e9a0bc8066b6..4e7e58c63285bd45e669f88802ef9502e327d90a 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -2,7 +2,7 @@
 /*
  * SC7180 SoC device tree source
  *
- * Copyright (c) 2019, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2019-2020, The Linux Foundation. All rights reserved.
  */
 
 #include <dt-bindings/clock/qcom,dispcc-sc7180.h>
@@ -2011,6 +2011,8 @@
                        operating-points-v2 = <&gpu_opp_table>;
                        qcom,gmu = <&gmu>;
 
+                       #cooling-cells = <2>;
+
                        interconnects = <&gem_noc MASTER_GFX3D 0 &mc_virt SLAVE_EBI1 0>;
                        interconnect-names = "gfx-mem";
 
@@ -4037,16 +4039,16 @@
                };
 
                gpuss0-thermal {
-                       polling-delay-passive = <0>;
+                       polling-delay-passive = <100>;
                        polling-delay = <0>;
 
                        thermal-sensors = <&tsens0 13>;
 
                        trips {
                                gpuss0_alert0: trip-point0 {
-                                       temperature = <90000>;
+                                       temperature = <95000>;
                                        hysteresis = <2000>;
-                                       type = "hot";
+                                       type = "passive";
                                };
 
                                gpuss0_crit: gpuss0_crit {
@@ -4055,19 +4057,26 @@
                                        type = "critical";
                                };
                        };
+
+                       cooling-maps {
+                               map0 {
+                                       trip = <&gpuss0_alert0>;
+                                       cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+                               };
+                       };
                };
 
                gpuss1-thermal {
-                       polling-delay-passive = <0>;
+                       polling-delay-passive = <100>;
                        polling-delay = <0>;
 
                        thermal-sensors = <&tsens0 14>;
 
                        trips {
                                gpuss1_alert0: trip-point0 {
-                                       temperature = <90000>;
+                                       temperature = <95000>;
                                        hysteresis = <2000>;
-                                       type = "hot";
+                                       type = "passive";
                                };
 
                                gpuss1_crit: gpuss1_crit {
@@ -4076,6 +4085,13 @@
                                        type = "critical";
                                };
                        };
+
+                       cooling-maps {
+                               map0 {
+                                       trip = <&gpuss1_alert0>;
+                                       cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+                               };
+                       };
                };
 
                aoss1-thermal {