76 lines
1.2 KiB
Plaintext
76 lines
1.2 KiB
Plaintext
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Copyright (C) 2025 PHYTEC Messtechnik GmbH
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* Author: Primoz Fiser <primoz.fiser@norik.com>
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*/
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#include <dt-bindings/pwm/pwm.h>
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#include "imx93-pinfunc.h"
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/dts-v1/;
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/plugin/;
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&{/} {
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fan0: pwm-fan {
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compatible = "pwm-fan";
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#cooling-cells = <2>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_fan>;
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cooling-levels = <1 90 150 200 255>;
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pwms = <&tpm6 1 40000 PWM_POLARITY_INVERTED>;
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};
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thermal-zones {
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cpu-thermal {
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trips {
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cpu_low: cpu-low {
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hysteresis = <3000>;
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temperature = <50000>;
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type = "active";
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};
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cpu_med: cpu-med {
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hysteresis = <3000>;
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temperature = <58000>;
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type = "active";
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};
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cpu_high: cpu-high {
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hysteresis = <3000>;
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temperature = <65000>;
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type = "active";
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};
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};
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cooling-maps {
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map1 {
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cooling-device = <&fan0 1 1>;
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trip = <&cpu_low>;
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};
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map2 {
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cooling-device = <&fan0 2 2>;
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trip = <&cpu_med>;
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};
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map3 {
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cooling-device = <&fan0 4 4>;
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trip = <&cpu_high>;
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};
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};
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};
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};
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};
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&tpm6 {
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status = "okay";
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};
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&iomuxc {
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pinctrl_fan: fangrp {
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fsl,pins = <
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MX93_PAD_GPIO_IO23__TPM6_CH1 0x31e
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>;
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};
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};
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