GNU Linux-libre 4.19.264-gnu1
[releases.git] / arch / arm / boot / dts / exynos4412-odroidx.dts
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 };