[PATCH v2] ARM: dts: exynos: Add GPU thermal zone cooling maps for Odroid XU3/XU4/HC1

* [PATCH v2] ARM: dts: exynos: Add GPU thermal zone cooling maps for Odroid XU3/XU4/HC1
       [not found] <CGME20200121070520eucas1p29587eed877efcf6e6b9433440f3c10da@eucas1p2.samsung.com>
@ 2020-01-21  7:05 ` Marek Szyprowski
  2020-01-21 12:18   ` Krzysztof Kozlowski
  2020-02-10 19:26   ` Krzysztof Kozlowski
  0 siblings, 2 replies; 3+ messages in thread
From: Marek Szyprowski @ 2020-01-21  7:05 UTC (permalink / raw)
  To: linux-samsung-soc, linux-kernel
  Cc: Marek Szyprowski, Krzysztof Kozlowski, Bartlomiej Zolnierkiewicz,
	Chanwoo Choi

Add trip points and cooling maps for GPU thermal zone for Odroid
XU3/XU4/HC1 boards. Trip points are based on the CPU thermal zone for the
those boards.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
---
v2:
- removed polling-delay related properties for HC1 as requested by Krzysztof
--
 arch/arm/boot/dts/exynos5422-odroidhc1.dts    | 30 ++++++++++
 .../boot/dts/exynos5422-odroidxu3-common.dtsi | 59 +++++++++++++++++++
 2 files changed, 89 insertions(+)

diff --git a/arch/arm/boot/dts/exynos5422-odroidhc1.dts b/arch/arm/boot/dts/exynos5422-odroidhc1.dts
index f163206265bb..812659260278 100644
--- a/arch/arm/boot/dts/exynos5422-odroidhc1.dts
+++ b/arch/arm/boot/dts/exynos5422-odroidhc1.dts
@@ -215,6 +215,36 @@
 				};
 			};
 		};
+		gpu_thermal: gpu-thermal {
+			thermal-sensors = <&tmu_gpu 0>;
+			trips {
+				gpu_alert0: gpu-alert-0 {
+					temperature = <70000>;
+					hysteresis = <10000>;
+					type = "active";
+				};
+				gpu_alert1: gpu-alert-1 {
+					temperature = <85000>;
+					hysteresis = <10000>;
+					type = "active";
+				};
+				gpu_crit0: gpu-crit-0 {
+					temperature = <120000>;
+					hysteresis = <0>;
+					type = "critical";
+				};
+			};
+			cooling-maps {
+				map0 {
+					trip = <&gpu_alert0>;
+					cooling-device = <&gpu 0 2>;
+				};
+				map1 {
+					trip = <&gpu_alert1>;
+					cooling-device = <&gpu 3 6>;
+				};
+			};
+		};
 	};
 
 };
diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
index 1865a708b49f..5da2d81e3be2 100644
--- a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
+++ b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
@@ -357,6 +357,65 @@
 				};
 			};
 		};
+		gpu_thermal: gpu-thermal {
+			thermal-sensors = <&tmu_gpu 0>;
+			polling-delay-passive = <250>;
+			polling-delay = <0>;
+			trips {
+				gpu_alert0: gpu-alert-0 {
+					temperature = <50000>;
+					hysteresis = <5000>;
+					type = "active";
+				};
+				gpu_alert1: gpu-alert-1 {
+					temperature = <60000>;
+					hysteresis = <5000>;
+					type = "active";
+				};
+				gpu_alert2: gpu-alert-2 {
+					temperature = <70000>;
+					hysteresis = <5000>;
+					type = "active";
+				};
+				gpu_crit0: gpu-crit-0 {
+					temperature = <120000>;
+					hysteresis = <0>;
+					type = "critical";
+				};
+				gpu_alert3: gpu-alert-3 {
+					temperature = <70000>;
+					hysteresis = <10000>;
+					type = "passive";
+				};
+				gpu_alert4: gpu-alert-4 {
+					temperature = <85000>;
+					hysteresis = <10000>;
+					type = "passive";
+				};
+			};
+			cooling-maps {
+				map0 {
+					trip = <&gpu_alert0>;
+					cooling-device = <&fan0 0 1>;
+				};
+				map1 {
+					trip = <&gpu_alert1>;
+					cooling-device = <&fan0 1 2>;
+				};
+				map2 {
+					trip = <&gpu_alert2>;
+					cooling-device = <&fan0 2 3>;
+				};
+				map3 {
+					trip = <&gpu_alert3>;
+					cooling-device = <&gpu 0 2>;
+				};
+				map4 {
+					trip = <&gpu_alert4>;
+					cooling-device = <&gpu 3 6>;
+				};
+			};
+		};
 	};
 };
 
-- 
2.17.1


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