1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Hardkernel's Exynos4412 based ODROID-X board device tree source
4 *
5 * Copyright (c) 2012 Dongjin Kim <tobetter@gmail.com>
6 *
7 * Device tree source file for Hardkernel's ODROID-X board which is based
8 * on Samsung's Exynos4412 SoC.
9 */
10
11/dts-v1/;
12#include "exynos4412-odroid-common.dtsi"
13
14/ {
15	model = "Hardkernel ODROID-X board based on Exynos4412";
16	compatible = "hardkernel,odroid-x", "samsung,exynos4412", "samsung,exynos4";
17
18	memory@40000000 {
19		device_type = "memory";
20		reg = <0x40000000 0x3FF00000>;
21	};
22
23	leds {
24		compatible = "gpio-leds";
25		led1 {
26			label = "led1:heart";
27			gpios = <&gpc1 0 GPIO_ACTIVE_LOW>;
28			default-state = "on";
29			linux,default-trigger = "heartbeat";
30		};
31		led2 {
32			label = "led2:mmc0";
33			gpios = <&gpc1 2 GPIO_ACTIVE_LOW>;
34			default-state = "on";
35			linux,default-trigger = "mmc0";
36		};
37	};
38
39	gpio_keys {
40		pinctrl-0 = <&gpio_power_key &gpio_home_key>;
41
42		home_key {
43			gpios = <&gpx2 2 GPIO_ACTIVE_HIGH>;
44			linux,code = <KEY_HOME>;
45			label = "home key";
46			debounce-interval = <10>;
47			wakeup-source;
48		};
49	};
50
51	regulator_p3v3 {
52		compatible = "regulator-fixed";
53		regulator-name = "p3v3_en";
54		regulator-min-microvolt = <3300000>;
55		regulator-max-microvolt = <3300000>;
56		gpio = <&gpa1 1 GPIO_ACTIVE_LOW>;
57		enable-active-high;
58		regulator-always-on;
59	};
60};
61
62&adc {
63	vdd-supply = <&ldo10_reg>;
64	status = "okay";
65};
66
67/* VDDQ for MSHC (eMMC card) */
68&buck8_reg {
69	regulator-name = "BUCK8_VDDQ_MMC4_2.8V";
70	regulator-min-microvolt = <2800000>;
71	regulator-max-microvolt = <2800000>;
72};
73
74&ehci {
75	port@1 {
76		status = "okay";
77	};
78};
79
80&mshc_0 {
81	vqmmc-supply = <&buck8_reg>;
82};
83
84&pinctrl_1 {
85	gpio_home_key: home_key {
86		samsung,pins = "gpx2-2";
87		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
88	};
89};
90
91&serial_2 {
92	status = "okay";
93};
94
95&serial_3 {
96	status = "okay";
97};
98
99&sound {
100	model = "Odroid-X";
101	samsung,audio-widgets =
102		"Headphone", "Headphone Jack",
103		"Microphone", "Mic Jack",
104		"Microphone", "DMIC";
105	samsung,audio-routing =
106		"Headphone Jack", "HPL",
107		"Headphone Jack", "HPR",
108		"IN1", "Mic Jack",
109		"Mic Jack", "MICBIAS";
110};
111