tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Hardkernel's Exynos4412 based ODROID-X board device tree source
3 *
4 * Copyright (c) 2012 Dongjin Kim <tobetter@gmail.com>
5 *
6 * Device tree source file for Hardkernel's ODROID-X board which is based
7 * on Samsung's Exynos4412 SoC.
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12*/
13
14/dts-v1/;
15#include "exynos4412-odroid-common.dtsi"
16
17/ {
18 model = "Hardkernel ODROID-X board based on Exynos4412";
19 compatible = "hardkernel,odroid-x", "samsung,exynos4412", "samsung,exynos4";
20
21 memory@40000000 {
22 device_type = "memory";
23 reg = <0x40000000 0x3FF00000>;
24 };
25
26 leds {
27 compatible = "gpio-leds";
28 led1 {
29 label = "led1:heart";
30 gpios = <&gpc1 0 GPIO_ACTIVE_LOW>;
31 default-state = "on";
32 linux,default-trigger = "heartbeat";
33 };
34 led2 {
35 label = "led2:mmc0";
36 gpios = <&gpc1 2 GPIO_ACTIVE_LOW>;
37 default-state = "on";
38 linux,default-trigger = "mmc0";
39 };
40 };
41
42 gpio_keys {
43 pinctrl-0 = <&gpio_power_key &gpio_home_key>;
44
45 home_key {
46 interrupt-parent = <&gpx2>;
47 interrupts = <2 IRQ_TYPE_NONE>;
48 gpios = <&gpx2 2 GPIO_ACTIVE_HIGH>;
49 linux,code = <KEY_HOME>;
50 label = "home key";
51 debounce-interval = <10>;
52 wakeup-source;
53 };
54 };
55
56 regulator_p3v3 {
57 compatible = "regulator-fixed";
58 regulator-name = "p3v3_en";
59 regulator-min-microvolt = <3300000>;
60 regulator-max-microvolt = <3300000>;
61 gpio = <&gpa1 1 GPIO_ACTIVE_LOW>;
62 enable-active-high;
63 regulator-always-on;
64 };
65};
66
67&adc {
68 vdd-supply = <&ldo10_reg>;
69 status = "okay";
70};
71
72/* VDDQ for MSHC (eMMC card) */
73&buck8_reg {
74 regulator-name = "BUCK8_VDDQ_MMC4_2.8V";
75 regulator-min-microvolt = <2800000>;
76 regulator-max-microvolt = <2800000>;
77};
78
79&ehci {
80 port@1 {
81 status = "okay";
82 };
83};
84
85&mshc_0 {
86 vqmmc-supply = <&buck8_reg>;
87};
88
89&pinctrl_1 {
90 gpio_home_key: home_key {
91 samsung,pins = "gpx2-2";
92 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
93 };
94};
95
96&serial_2 {
97 status = "okay";
98};
99
100&serial_3 {
101 status = "okay";
102};
103
104&sound {
105 simple-audio-card,name = "Odroid-X";
106 simple-audio-card,widgets =
107 "Headphone", "Headphone Jack",
108 "Microphone", "Mic Jack",
109 "Microphone", "DMIC";
110 simple-audio-card,routing =
111 "Headphone Jack", "HPL",
112 "Headphone Jack", "HPR",
113 "IN1", "Mic Jack",
114 "Mic Jack", "MICBIAS";
115};