diff options
| -rw-r--r-- | arch/arm/boot/dts/tegra124-nyan.dtsi | 49 |
1 files changed, 48 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/tegra124-nyan.dtsi b/arch/arm/boot/dts/tegra124-nyan.dtsi index f693daad68d8..a93cfb492ba1 100644 --- a/arch/arm/boot/dts/tegra124-nyan.dtsi +++ b/arch/arm/boot/dts/tegra124-nyan.dtsi @@ -1,5 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 #include <dt-bindings/input/input.h> +#include <dt-bindings/thermal/thermal.h> #include "tegra124.dtsi" / { @@ -87,7 +88,7 @@ interrupts = <TEGRA_GPIO(H, 4) IRQ_TYPE_EDGE_FALLING>; }; - temperature-sensor@4c { + tmp451: temperature-sensor@4c { compatible = "ti,tmp451"; reg = <0x4c>; interrupt-parent = <&gpio>; @@ -789,6 +790,52 @@ gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>; priority = <200>; }; + + cpus { + cpu0: cpu@0 { + #cooling-cells = <2>; + }; + + cpu1: cpu@1 { + #cooling-cells = <2>; + }; + + cpu2: cpu@2 { + #cooling-cells = <2>; + }; + + cpu3: cpu@3 { + #cooling-cells = <2>; + }; + }; + + thermal-zones { + cpu-skin-thermal { + polling-delay-passive = <1000>; /* milliseconds */ + polling-delay = <5000>; /* milliseconds */ + + thermal-sensors = <&tmp451 0>; + + trips { + cpu_passive_trip: cpu-alert0 { + /* throttle at 70C until temperature drops to 69.8C */ + temperature = <70000>; + hysteresis = <200>; + type = "passive"; + }; + }; + + cooling-maps { + map0 { + trip = <&cpu_passive_trip>; + 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>; + }; + }; + }; + }; }; #include "cros-ec-keyboard.dtsi" |