arch/arm/boot/dts/exynos4412-tiny4412.dts

   1 /*
   2  * FriendlyARM's Exynos4412 based TINY4412 board device tree source
   3  *
   4  * Copyright (c) 2013 Alex Ling <kasimling@gmail.com>
   5  *
   6  * Device tree source file for FriendlyARM's TINY4412 board which is based on
   7  * 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.dtsi"
  16 #include <dt-bindings/gpio/gpio.h>
  17
  18 / {
  19         model = "FriendlyARM TINY4412 board based on Exynos4412";
  20         compatible = "friendlyarm,tiny4412", "samsung,exynos4412", "samsung,exynos4";
  21
  22         chosen {
  23                 stdout-path = &serial_0;
  24         };
  25
  26         memory@40000000 {
  27                 device_type = "memory";
  28                 reg = <0x40000000 0x40000000>;
  29         };
  30
  31         leds {
  32                 compatible = "gpio-leds";
  33
  34                 led1 {
  35                         label = "led1";
  36                         gpios = <&gpm4 0 GPIO_ACTIVE_LOW>;
  37                         default-state = "off";
  38                         linux,default-trigger = "heartbeat";
  39                 };
  40
  41                 led2 {
  42                         label = "led2";
  43                         gpios = <&gpm4 1 GPIO_ACTIVE_LOW>;
  44                         default-state = "off";
  45                 };
  46
  47                 led3 {
  48                         label = "led3";
  49                         gpios = <&gpm4 2 GPIO_ACTIVE_LOW>;
  50                         default-state = "off";
  51                 };
  52
  53                 led4 {
  54                         label = "led4";
  55                         gpios = <&gpm4 3 GPIO_ACTIVE_LOW>;
  56                         default-state = "off";
  57                         linux,default-trigger = "mmc0";
  58                 };
  59         };
  60
  61         fixed-rate-clocks {
  62                 xxti {
  63                         compatible = "samsung,clock-xxti";
  64                         clock-frequency = <0>;
  65                 };
  66
  67                 xusbxti {
  68                         compatible = "samsung,clock-xusbxti";
  69                         clock-frequency = <24000000>;
  70                 };
  71         };
  72 };
  73
  74 &rtc {
  75         status = "okay";
  76 };
  77
  78 &sdhci_2 {
  79         bus-width = <4>;
  80         pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
  81         pinctrl-names = "default";
  82         status = "okay";
  83 };
  84
  85 &serial_0 {
  86         status = "okay";
  87 };
  88
  89 &serial_1 {
  90         status = "okay";
  91 };
  92
  93 &serial_2 {
  94         status = "okay";
  95 };
  96
  97 &serial_3 {
  98         status = "okay";
  99 };