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Diffstat (limited to 'arch/arm/dts/meson-gx.dtsi')
-rw-r--r--arch/arm/dts/meson-gx.dtsi52
1 files changed, 52 insertions, 0 deletions
diff --git a/arch/arm/dts/meson-gx.dtsi b/arch/arm/dts/meson-gx.dtsi
index 40db06e28b..03f79fe045 100644
--- a/arch/arm/dts/meson-gx.dtsi
+++ b/arch/arm/dts/meson-gx.dtsi
@@ -12,6 +12,7 @@
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/thermal/thermal.h>
/ {
interrupt-parent = <&gic>;
@@ -83,6 +84,7 @@
enable-method = "psci";
next-level-cache = <&l2>;
clocks = <&scpi_dvfs 0>;
+ #cooling-cells = <2>;
};
cpu1: cpu@1 {
@@ -92,6 +94,7 @@
enable-method = "psci";
next-level-cache = <&l2>;
clocks = <&scpi_dvfs 0>;
+ #cooling-cells = <2>;
};
cpu2: cpu@2 {
@@ -101,6 +104,7 @@
enable-method = "psci";
next-level-cache = <&l2>;
clocks = <&scpi_dvfs 0>;
+ #cooling-cells = <2>;
};
cpu3: cpu@3 {
@@ -110,6 +114,7 @@
enable-method = "psci";
next-level-cache = <&l2>;
clocks = <&scpi_dvfs 0>;
+ #cooling-cells = <2>;
};
l2: l2-cache0 {
@@ -117,6 +122,53 @@
};
};
+ thermal-zones {
+ cpu-thermal {
+ polling-delay-passive = <250>; /* milliseconds */
+ polling-delay = <1000>; /* milliseconds */
+
+ thermal-sensors = <&scpi_sensors 0>;
+
+ trips {
+ cpu_passive: cpu-passive {
+ temperature = <80000>; /* millicelsius */
+ hysteresis = <2000>; /* millicelsius */
+ type = "passive";
+ };
+
+ cpu_hot: cpu-hot {
+ temperature = <90000>; /* millicelsius */
+ hysteresis = <2000>; /* millicelsius */
+ type = "hot";
+ };
+
+ cpu_critical: cpu-critical {
+ temperature = <110000>; /* millicelsius */
+ hysteresis = <2000>; /* millicelsius */
+ type = "critical";
+ };
+ };
+
+ cpu_cooling_maps: cooling-maps {
+ map0 {
+ trip = <&cpu_passive>;
+ cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+
+ map1 {
+ trip = <&cpu_hot>;
+ cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+ };
+ };
+
arm-pmu {
compatible = "arm,cortex-a53-pmu";
interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>,