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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-min-state = <0>;
38		cooling-max-state = <3>;
39		#cooling-cells = <2>;
40		cooling-levels = <0 102 170 230>;
41	};
42
43	thermal-zones {
44		cpu_thermal: cpu-thermal {
45			cooling-maps {
46				map0 {
47				     trip = <&cpu_alert1>;
48				     cooling-device = <&cpu0 9 9>;
49				};
50				map1 {
51				     trip = <&cpu_alert2>;
52				     cooling-device = <&cpu0 15 15>;
53				};
54				map2 {
55				     trip = <&cpu_alert0>;
56				     cooling-device = <&fan0 0 1>;
57				};
58				map3 {
59				     trip = <&cpu_alert1>;
60				     cooling-device = <&fan0 1 2>;
61				};
62				map4 {
63				     trip = <&cpu_alert2>;
64				     cooling-device = <&fan0 2 3>;
65				};
66			};
67		};
68	};
69};
70
71/* Supply for LAN9730/SMSC95xx */
72&buck8_reg {
73	regulator-name = "BUCK8_P3V3";
74	regulator-min-microvolt = <3300000>;
75	regulator-max-microvolt = <3300000>;
76};
77
78&hdmicec {
79	needs-hpd;
80};
81
82/* VDDQ for MSHC (eMMC card) */
83&ldo22_reg {
84	regulator-name = "LDO22_VDDQ_MMC4_2.8V";
85	regulator-min-microvolt = <2800000>;
86	regulator-max-microvolt = <2800000>;
87};
88
89&mshc_0 {
90	vqmmc-supply = <&ldo22_reg>;
91};
92
93&pwm {
94	pinctrl-0 = <&pwm0_out>;
95	pinctrl-names = "default";
96	samsung,pwm-outputs = <0>;
97	status = "okay";
98};
99
100&usb3503 {
101	clock-names = "refclk";
102	clocks = <&pmu_system_controller 0>;
103	refclk-frequency = <24000000>;
104};
105
106&ehci {
107	port@1 {
108		status = "okay";
109	};
110	port@2 {
111		status = "okay";
112	};
113};
114
115&sound {
116	model = "Odroid-U3";
117	samsung,audio-widgets =
118		"Headphone", "Headphone Jack",
119		"Speakers", "Speakers";
120	samsung,audio-routing =
121		"Headphone Jack", "HPL",
122		"Headphone Jack", "HPR",
123		"Headphone Jack", "MICBIAS",
124		"IN1", "Headphone Jack",
125		"Speakers", "SPKL",
126		"Speakers", "SPKR";
127};
128
129&spi_1 {
130	pinctrl-names = "default";
131	pinctrl-0 = <&spi1_bus>;
132	cs-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>;
133	status = "okay";
134};
135