diff options
Diffstat (limited to 'arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi index 83ed6ac2a8d8..584461f3a619 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi @@ -1623,6 +1623,18 @@ }; }; + fan: pwm-fan { + compatible = "pwm-fan"; + pwms = <&pwm 3 45334>; + fan-supply = <&vdd_fan>; + interrupt-parent = <&gpio>; + interrupts = <TEGRA_GPIO(K, 7) IRQ_TYPE_EDGE_RISING>; + + /* cooling level (0, 1, 2, 3) - pwm inverted */ + cooling-levels = <255 128 64 0>; + #cooling-cells = <2>; + }; + vdd_sys_mux: regulator-vdd-sys-mux { compatible = "regulator-fixed"; regulator-name = "VDD_SYS_MUX"; @@ -1778,4 +1790,67 @@ enable-active-high; vin-supply = <&vdd_5v0_sys>; }; + + vdd_fan: regulator-vdd-fan { + compatible = "regulator-fixed"; + regulator-name = "VDD_FAN"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&exp1 4 GPIO_ACTIVE_LOW>; + vin-supply = <&vdd_5v0_sys>; + + regulator-enable-ramp-delay = <284>; + }; + + thermal-zones { + cpu-thermal { + trips { + cpu_trip_critical: critical { + temperature = <96500>; + hysteresis = <0>; + type = "critical"; + }; + + cpu_trip_hot: hot { + temperature = <70000>; + hysteresis = <2000>; + type = "hot"; + }; + + cpu_trip_active: active { + temperature = <50000>; + hysteresis = <2000>; + type = "active"; + }; + + cpu_trip_passive: passive { + temperature = <30000>; + hysteresis = <2000>; + type = "passive"; + }; + }; + + cooling-maps { + map0 { + cooling-device = <&fan 3 3>; + trip = <&cpu_trip_critical>; + }; + + map1 { + cooling-device = <&fan 2 2>; + trip = <&cpu_trip_hot>; + }; + + map2 { + cooling-device = <&fan 1 1>; + trip = <&cpu_trip_active>; + }; + + map3 { + cooling-device = <&fan 0 0>; + trip = <&cpu_trip_passive>; + }; + }; + }; + }; }; |