forked from Qortal/Brooklyn
103 lines
2.1 KiB
Plaintext
103 lines
2.1 KiB
Plaintext
/*
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* Overlay for the Raspberry Pi POE HAT.
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*/
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/dts-v1/;
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/plugin/;
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/ {
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compatible = "brcm,bcm2835";
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fragment@0 {
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target = <&firmware>;
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__overlay__ {
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fwpwm: pwm {
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compatible = "raspberrypi,firmware-poe-pwm";
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#pwm-cells = <2>;
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};
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};
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};
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fragment@1 {
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target-path = "/";
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__overlay__ {
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fan: pwm-fan {
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compatible = "pwm-fan";
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cooling-levels = <0 1 10 100 255>;
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#cooling-cells = <2>;
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pwms = <&fwpwm 0 80000>;
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};
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};
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};
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fragment@2 {
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target = <&cpu_thermal>;
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__overlay__ {
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trips {
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trip0: trip0 {
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temperature = <40000>;
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hysteresis = <2000>;
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type = "active";
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};
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trip1: trip1 {
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temperature = <45000>;
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hysteresis = <2000>;
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type = "active";
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};
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trip2: trip2 {
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temperature = <50000>;
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hysteresis = <2000>;
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type = "active";
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};
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trip3: trip3 {
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temperature = <55000>;
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hysteresis = <5000>;
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type = "active";
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};
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};
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cooling-maps {
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map0 {
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trip = <&trip0>;
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cooling-device = <&fan 0 1>;
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};
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map1 {
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trip = <&trip1>;
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cooling-device = <&fan 1 2>;
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};
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map2 {
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trip = <&trip2>;
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cooling-device = <&fan 2 3>;
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};
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map3 {
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trip = <&trip3>;
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cooling-device = <&fan 3 4>;
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};
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};
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};
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};
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fragment@3 {
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target-path = "/__overrides__";
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__overlay__ {
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poe_fan_temp0 = <&trip0>,"temperature:0";
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poe_fan_temp0_hyst = <&trip0>,"hysteresis:0";
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poe_fan_temp1 = <&trip1>,"temperature:0";
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poe_fan_temp1_hyst = <&trip1>,"hysteresis:0";
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poe_fan_temp2 = <&trip2>,"temperature:0";
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poe_fan_temp2_hyst = <&trip2>,"hysteresis:0";
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poe_fan_temp3 = <&trip3>,"temperature:0";
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poe_fan_temp3_hyst = <&trip3>,"hysteresis:0";
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};
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};
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__overrides__ {
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poe_fan_temp0 = <&trip0>,"temperature:0";
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poe_fan_temp0_hyst = <&trip0>,"hysteresis:0";
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poe_fan_temp1 = <&trip1>,"temperature:0";
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poe_fan_temp1_hyst = <&trip1>,"hysteresis:0";
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poe_fan_temp2 = <&trip2>,"temperature:0";
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poe_fan_temp2_hyst = <&trip2>,"hysteresis:0";
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poe_fan_temp3 = <&trip3>,"temperature:0";
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poe_fan_temp3_hyst = <&trip3>,"hysteresis:0";
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};
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};
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