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 "exynos4412-odroid-common.dtsi"
13#include "exynos4412-prime.dtsi"
14
15/ {
16	model = "Hardkernel ODROID-U3 board based on Exynos4412";
17	compatible = "hardkernel,odroid-u3", "samsung,exynos4412", "samsung,exynos4";
18
19	memory@40000000 {
20		device_type = "memory";
21		reg = <0x40000000 0x7FF00000>;
22	};
23
24	leds {
25		compatible = "gpio-leds";
26		led1 {
27			label = "led1:heart";
28			gpios = <&gpc1 0 GPIO_ACTIVE_LOW>;
29			default-state = "on";
30			linux,default-trigger = "heartbeat";
31		};
32	};
33
34	fan0: pwm-fan {
35		compatible = "pwm-fan";
36		pwms = <&pwm 0 10000 0>;
37		#cooling-cells = <2>;
38		cooling-levels = <0 102 170 230>;
39	};
40
41	thermal-zones {
42		cpu_thermal: cpu-thermal {
43			cooling-maps {
44				map0 {
45				     trip = <&cpu_alert1>;
46				     cooling-device = <&cpu0 9 9>, <&cpu1 9 9>,
47						      <&cpu2 9 9>, <&cpu3 9 9>,
48						      <&fan0 1 2>;
49				};
50				map1 {
51				     trip = <&cpu_alert2>;
52				     cooling-device = <&cpu0 15 15>,
53						      <&cpu1 15 15>,
54						      <&cpu2 15 15>,
55						      <&cpu3 15 15>,
56						      <&fan0 2 3>;
57				};
58				map2 {
59				     trip = <&cpu_alert0>;
60				     cooling-device = <&fan0 0 1>;
61				};
62			};
63		};
64	};
65};
66
67&adc {
68	vdd-supply = <&ldo10_reg>;
69	/* Nothing connected to ADC inputs, keep it disabled */
70};
71
72/* Supply for LAN9730/SMSC95xx */
73&buck8_reg {
74	regulator-name = "BUCK8_P3V3";
75	regulator-min-microvolt = <3300000>;
76	regulator-max-microvolt = <3300000>;
77};
78
79&hdmicec {
80	needs-hpd;
81};
82
83/* VDDQ for MSHC (eMMC card) */
84&ldo22_reg {
85	regulator-name = "LDO22_VDDQ_MMC4_2.8V";
86	regulator-min-microvolt = <2800000>;
87	regulator-max-microvolt = <2800000>;
88};
89
90&mshc_0 {
91	vqmmc-supply = <&ldo22_reg>;
92};
93
94&pwm {
95	pinctrl-0 = <&pwm0_out>;
96	pinctrl-names = "default";
97	samsung,pwm-outputs = <0>;
98	status = "okay";
99};
100
101&usb3503 {
102	clock-names = "refclk";
103	clocks = <&pmu_system_controller 0>;
104	refclk-frequency = <24000000>;
105};
106
107&ehci {
108	phys = <&exynos_usbphy 2>, <&exynos_usbphy 3>;
109	phy-names = "hsic0", "hsic1";
110};
111
112&sound {
113	model = "Odroid-U3";
114	samsung,audio-widgets =
115		"Headphone", "Headphone Jack",
116		"Speakers", "Speakers";
117	samsung,audio-routing =
118		"Headphone Jack", "HPL",
119		"Headphone Jack", "HPR",
120		"Headphone Jack", "MICBIAS",
121		"IN1", "Headphone Jack",
122		"Speakers", "SPKL",
123		"Speakers", "SPKR";
124};
125
126&spi_1 {
127	pinctrl-names = "default";
128	pinctrl-0 = <&spi1_bus>;
129	cs-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>;
130	status = "okay";
131};
132