1// SPDX-License-Identifier: GPL-2.0
  2/*
  3 * Hardkernel's Exynos4412 based ODROID-U3 board device tree source
  4 *
  5 * Copyright (c) 2014 Marek Szyprowski <m.szyprowski@samsung.com>
  6 *
  7 * Device tree source file for Hardkernel's ODROID-U3 board which is based
  8 * on Samsung's Exynos4412 SoC.
  9 */
 10
 11/dts-v1/;
 12#include <dt-bindings/leds/common.h>
 13#include "exynos4412-odroid-common.dtsi"
 14#include "exynos4412-prime.dtsi"
 15
 16/ {
 17	model = "Hardkernel ODROID-U3 board based on Exynos4412";
 18	compatible = "hardkernel,odroid-u3", "samsung,exynos4412", "samsung,exynos4";
 19
 20	aliases {
 21		ethernet = &ethernet;
 22	};
 23
 24	memory@40000000 {
 25		device_type = "memory";
 26		reg = <0x40000000 0x7FF00000>;
 27	};
 28
 29	vbus_otg_reg: regulator-1 {
 30		compatible = "regulator-fixed";
 31		regulator-name = "VBUS_VDD_5.0V";
 32		regulator-min-microvolt = <5000000>;
 33		regulator-max-microvolt = <5000000>;
 34		gpio = <&gpl2 0 GPIO_ACTIVE_HIGH>;
 35		enable-active-high;
 36	};
 37
 38	leds {
 39		compatible = "gpio-leds";
 40		led1 {
 41			function = LED_FUNCTION_HEARTBEAT;
 42			color = <LED_COLOR_ID_BLUE>;
 43			gpios = <&gpc1 0 GPIO_ACTIVE_LOW>;
 44			default-state = "on";
 45			linux,default-trigger = "heartbeat";
 46		};
 47	};
 48
 49	fan0: pwm-fan {
 50		compatible = "pwm-fan";
 51		pwms = <&pwm 0 10000 0>;
 52		#cooling-cells = <2>;
 53		cooling-levels = <0 102 170 230>;
 54	};
 55};
 56
 57&adc {
 58	vdd-supply = <&ldo10_reg>;
 59	/* Nothing connected to ADC inputs, keep it disabled */
 60};
 61
 62/* Supply for LAN9730/SMSC95xx */
 63&buck8_reg {
 64	regulator-name = "BUCK8_P3V3";
 65	regulator-min-microvolt = <3300000>;
 66	regulator-max-microvolt = <3300000>;
 67};
 68
 69&cpu_thermal {
 70	cooling-maps {
 71		map0 {
 72			trip = <&cpu_alert1>;
 73			cooling-device = <&cpu0 9 9>, <&cpu1 9 9>,
 74					 <&cpu2 9 9>, <&cpu3 9 9>,
 75					 <&fan0 1 2>;
 76		};
 77		map1 {
 78			trip = <&cpu_alert2>;
 79			cooling-device = <&cpu0 15 15>, <&cpu1 15 15>,
 80					 <&cpu2 15 15>, <&cpu3 15 15>,
 81					 <&fan0 2 3>;
 82		};
 83		map2 {
 84			trip = <&cpu_alert0>;
 85			cooling-device = <&fan0 0 1>;
 86		};
 87	};
 88};
 89
 90&hdmicec {
 91	needs-hpd;
 92};
 93
 94/* VDDQ for MSHC (eMMC card) */
 95&ldo22_reg {
 96	regulator-name = "LDO22_VDDQ_MMC4_2.8V";
 97	regulator-min-microvolt = <2800000>;
 98	regulator-max-microvolt = <2800000>;
 99};
100
101&mshc_0 {
102	vqmmc-supply = <&ldo22_reg>;
103};
104
105&pwm {
106	pinctrl-0 = <&pwm0_out>;
107	pinctrl-names = "default";
108	samsung,pwm-outputs = <0>;
109	status = "okay";
110};
111
112&usb3503 {
113	clock-names = "refclk";
114	clocks = <&pmu_system_controller 0>;
115	refclk-frequency = <24000000>;
116};
117
118&ehci {
119	#address-cells = <1>;
120	#size-cells = <0>;
121	phys = <&exynos_usbphy 2>, <&exynos_usbphy 3>;
122	phy-names = "hsic0", "hsic1";
123
124	ethernet: ethernet@2 {
125		compatible = "usb424,9730";
126		reg = <2>;
127		local-mac-address = [00 00 00 00 00 00]; /* Filled in by a bootloader */
128	};
129};
130
131&hsotg {
132	dr_mode = "otg";
133	vbus-supply = <&vbus_otg_reg>;
134};
135
136&sound {
137	model = "Odroid-U3";
138	samsung,audio-widgets =
139		"Headphone", "Headphone Jack",
140		"Speakers", "Speakers";
141	samsung,audio-routing =
142		"Headphone Jack", "HPL",
143		"Headphone Jack", "HPR",
144		"Headphone Jack", "MICBIAS",
145		"IN1", "Headphone Jack",
146		"Speakers", "SPKL",
147		"Speakers", "SPKR";
148};
149
150&spi_1 {
151	pinctrl-names = "default";
152	pinctrl-0 = <&spi1_bus>;
153	cs-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>;
154	status = "okay";
155};