summaryrefslogtreecommitdiff
path: root/arch/arm/dts/rk3288-thermal.dtsi
diff options
context:
space:
mode:
authorTom Rini <trini@konsulko.com>2015-09-03 18:57:09 (GMT)
committerTom Rini <trini@konsulko.com>2015-09-03 18:57:09 (GMT)
commitc9feb427aba860ebc79f9851a1bb49cc456a2d48 (patch)
tree6a80def1806386e2854d57f740264c6744d96e1d /arch/arm/dts/rk3288-thermal.dtsi
parentda9d8580ff9ce17452ef931072e5799a9df8807f (diff)
parentf2acc55e3d28e96a6fcc060a7081eb4e2ad96350 (diff)
downloadu-boot-fsl-qoriq-c9feb427aba860ebc79f9851a1bb49cc456a2d48.tar.xz
Merge git://git.denx.de/u-boot-rockchip
Diffstat (limited to 'arch/arm/dts/rk3288-thermal.dtsi')
-rw-r--r--arch/arm/dts/rk3288-thermal.dtsi88
1 files changed, 88 insertions, 0 deletions
diff --git a/arch/arm/dts/rk3288-thermal.dtsi b/arch/arm/dts/rk3288-thermal.dtsi
new file mode 100644
index 0000000..59482c1
--- /dev/null
+++ b/arch/arm/dts/rk3288-thermal.dtsi
@@ -0,0 +1,88 @@
+/*
+ * Device Tree Source for RK3288 SoC thermal
+ *
+ * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
+ *
+ * SPDX-License-Identifier: GPL-2.0
+ */
+
+#include <dt-bindings/thermal/thermal.h>
+
+reserve_thermal: reserve_thermal {
+ polling-delay-passive = <1000>; /* milliseconds */
+ polling-delay = <5000>; /* milliseconds */
+
+ /* sensor ID */
+ thermal-sensors = <&tsadc 0>;
+
+};
+
+cpu_thermal: cpu_thermal {
+ polling-delay-passive = <100>; /* milliseconds */
+ polling-delay = <5000>; /* milliseconds */
+
+ /* sensor ID */
+ thermal-sensors = <&tsadc 1>;
+ linux,hwmon;
+
+ trips {
+ cpu_alert0: cpu_alert0 {
+ temperature = <70000>; /* millicelsius */
+ hysteresis = <2000>; /* millicelsius */
+ type = "passive";
+ };
+ cpu_alert1: cpu_alert1 {
+ temperature = <75000>; /* millicelsius */
+ hysteresis = <2000>; /* millicelsius */
+ type = "passive";
+ };
+ cpu_crit: cpu_crit {
+ temperature = <100000>; /* millicelsius */
+ hysteresis = <2000>; /* millicelsius */
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_alert0>;
+ cooling-device =
+ <&cpu0 THERMAL_NO_LIMIT 6>;
+ };
+ map1 {
+ trip = <&cpu_alert1>;
+ cooling-device =
+ <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+};
+
+gpu_thermal: gpu_thermal {
+ polling-delay-passive = <100>; /* milliseconds */
+ polling-delay = <5000>; /* milliseconds */
+
+ /* sensor ID */
+ thermal-sensors = <&tsadc 2>;
+ linux,hwmon;
+
+ trips {
+ gpu_alert0: gpu_alert0 {
+ temperature = <80000>; /* millicelsius */
+ hysteresis = <2000>; /* millicelsius */
+ type = "passive";
+ };
+ gpu_crit: gpu_crit {
+ temperature = <100000>; /* millicelsius */
+ hysteresis = <2000>; /* millicelsius */
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&gpu_alert0>;
+ cooling-device =
+ <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+};