kernel/arch/arm/boot/dts/exynos4412-odroidx.dts

   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 {
  22                 reg = <0x40000000 0x3FF00000>;
  23         };
  24
  25         leds {
  26                 compatible = "gpio-leds";
  27                 led1 {
  28                         label = "led1:heart";
  29                         gpios = <&gpc1 0 1>;
  30                         default-state = "on";
  31                         linux,default-trigger = "heartbeat";
  32                 };
  33                 led2 {
  34                         label = "led2:mmc0";
  35                         gpios = <&gpc1 2 1>;
  36                         default-state = "on";
  37                         linux,default-trigger = "mmc0";
  38                 };
  39         };
  40
  41         serial@13820000 {
  42                 status = "okay";
  43         };
  44
  45         serial@13830000 {
  46                 status = "okay";
  47         };
  48
  49         gpio_keys {
  50                 pinctrl-0 = <&gpio_power_key &gpio_home_key>;
  51
  52                 home_key {
  53                         interrupt-parent = <&gpx2>;
  54                         interrupts = <2 0>;
  55                         gpios = <&gpx2 2 0>;
  56                         linux,code = <KEY_HOME>;
  57                         label = "home key";
  58                         debounce-interval = <10>;
  59                         gpio-key,wakeup;
  60                 };
  61         };
  62
  63         regulator_p3v3 {
  64                 compatible = "regulator-fixed";
  65                 regulator-name = "p3v3_en";
  66                 regulator-min-microvolt = <3300000>;
  67                 regulator-max-microvolt = <3300000>;
  68                 gpio = <&gpa1 1 1>;
  69                 enable-active-high;
  70                 regulator-always-on;
  71         };
  72 };
  73
  74 &ehci {
  75         port@1 {
  76                 status = "okay";
  77         };
  78 };
  79
  80 &pinctrl_1 {
  81         gpio_home_key: home_key {
  82                 samsung,pins = "gpx2-2";
  83                 samsung,pin-pud = <0>;
  84         };
  85 };