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arm64: dts: meson: g12: Add minimal thermal zone

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Add minimal thermal zone for two temperature sensor
One is located close to the DDR and the other one is
located close to the PLLs (between the CPU and GPU)

Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Amit Kucheria <amit.kucheria@linaro.org>
Tested-by: Christian Hewitt <christianshewitt@gmail.com>
Tested-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Guillaume La Roque <glaroque@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
This commit is contained in:
Guillaume La Roque 2019-10-04 11:01:11 +02:00 committed by Kevin Hilman
parent 8656783f07
commit e7251ed74e
1 changed files with 57 additions and 0 deletions
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57
arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
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@ -10,6 +10,7 @@
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/reset/amlogic,meson-g12a-reset.h>
#include <dt-bindings/thermal/thermal.h>
/ {
interrupt-parent = <&gic>;
@ -119,6 +120,61 @@
status = "disabled";
};
thermal-zones {
cpu_thermal: cpu-thermal {
polling-delay = <1000>;
polling-delay-passive = <100>;
thermal-sensors = <&cpu_temp>;
trips {
cpu_passive: cpu-passive {
temperature = <85000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "passive";
};
cpu_hot: cpu-hot {
temperature = <95000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "hot";
};
cpu_critical: cpu-critical {
temperature = <110000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "critical";
};
};
};
ddr_thermal: ddr-thermal {
polling-delay = <1000>;
polling-delay-passive = <100>;
thermal-sensors = <&ddr_temp>;
trips {
ddr_passive: ddr-passive {
temperature = <85000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "passive";
};
ddr_critical: ddr-critical {
temperature = <110000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "critical";
};
};
cooling-maps {
map {
trip = <&ddr_passive>;
cooling-device = <&mali THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
};
};
ethmac: ethernet@ff3f0000 {
compatible = "amlogic,meson-axg-dwmac",
"snps,dwmac-3.70a",
@ -2169,6 +2225,7 @@
assigned-clock-rates = <0>, /* Do Nothing */
<800000000>,
<0>; /* Do Nothing */
#cooling-cells = <2>;
};
};