1// SPDX-License-Identifier: GPL-2.0-only OR MIT
2/*
3 * Copyright (C) 2024 PHYTEC America LLC
4 * Author: Garrett Giordano <ggiordano@phytec.com>
5 */
6
7/dts-v1/;
8/plugin/;
9
10#include <dt-bindings/gpio/gpio.h>
11#include <dt-bindings/thermal/thermal.h>
12#include "k3-pinctrl.h"
13
14&{/} {
15	fan: gpio-fan {
16		compatible = "gpio-fan";
17		gpio-fan,speed-map = <0 0 8600 1>;
18		gpios = <&main_gpio0 40 GPIO_ACTIVE_LOW>;
19		#cooling-cells = <2>;
20		pinctrl-names = "default";
21		pinctrl-0 = <&gpio_fan_pins_default>;
22	};
23};
24
25&main_pmx0 {
26	gpio_fan_pins_default: gpio-fan-default-pins {
27		pinctrl-single,pins = <
28			AM62X_IOPAD(0x0a4, PIN_OUTPUT, 7) /* (M22) GPMC0_DIR.GPIO0_40 */
29		>;
30	};
31};
32
33&thermal_zones {
34	main0_thermal: main0-thermal {
35		trips {
36			main0_thermal_trip0: main0-thermal-trip {
37				temperature = <65000>;  /* millicelsius */
38				hysteresis = <2000>;    /* millicelsius */
39				type = "active";
40			};
41		};
42
43		cooling-maps {
44			map0 {
45				trip = <&main0_thermal_trip0>;
46				cooling-device = <&fan THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
47			};
48		};
49	};
50};
51