arch/arm/boot/dts/exynos4210-origen.dts

   1 /*
   2  * Samsung's Exynos4210 based Origen board device tree source
   3  *
   4  * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
   5  *              http://www.samsung.com
   6  * Copyright (c) 2010-2011 Linaro Ltd.
   7  *              www.linaro.org
   8  *
   9  * Device tree source file for Insignal's Origen board which is based on
  10  * Samsung's Exynos4210 SoC.
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License version 2 as
  14  * published by the Free Software Foundation.
  15 */
  16
  17 /dts-v1/;
  18 /include/ "exynos4210.dtsi"
  19
  20 / {
  21         model = "Insignal Origen evaluation board based on Exynos4210";
  22         compatible = "insignal,origen", "samsung,exynos4210";
  23
  24         memory {
  25                 reg = <0x40000000 0x40000000>;
  26         };
  27
  28         chosen {
  29                 bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
  30         };
  31
  32         sdhci@12530000 {
  33                 samsung,sdhci-bus-width = <4>;
  34                 linux,mmc_cap_4_bit_data;
  35                 samsung,sdhci-cd-internal;
  36                 gpio-cd = <&gpk2 2 2 3 3>;
  37                 gpios = <&gpk2 0 2 0 3>,
  38                         <&gpk2 1 2 0 3>,
  39                         <&gpk2 3 2 3 3>,
  40                         <&gpk2 4 2 3 3>,
  41                         <&gpk2 5 2 3 3>,
  42                         <&gpk2 6 2 3 3>;
  43                 status = "okay";
  44         };
  45
  46         sdhci@12510000 {
  47                 samsung,sdhci-bus-width = <4>;
  48                 linux,mmc_cap_4_bit_data;
  49                 samsung,sdhci-cd-internal;
  50                 gpio-cd = <&gpk0 2 2 3 3>;
  51                 gpios = <&gpk0 0 2 0 3>,
  52                         <&gpk0 1 2 0 3>,
  53                         <&gpk0 3 2 3 3>,
  54                         <&gpk0 4 2 3 3>,
  55                         <&gpk0 5 2 3 3>,
  56                         <&gpk0 6 2 3 3>;
  57                 status = "okay";
  58         };
  59
  60         gpio_keys {
  61                 compatible = "gpio-keys";
  62                 #address-cells = <1>;
  63                 #size-cells = <0>;
  64
  65                 up {
  66                         label = "Up";
  67                         gpios = <&gpx2 0 0 0x10000 2>;
  68                         linux,code = <103>;
  69                         gpio-key,wakeup;
  70                 };
  71
  72                 down {
  73                         label = "Down";
  74                         gpios = <&gpx2 1 0 0x10000 2>;
  75                         linux,code = <108>;
  76                         gpio-key,wakeup;
  77                 };
  78
  79                 back {
  80                         label = "Back";
  81                         gpios = <&gpx1 7 0 0x10000 2>;
  82                         linux,code = <158>;
  83                         gpio-key,wakeup;
  84                 };
  85
  86                 home {
  87                         label = "Home";
  88                         gpios = <&gpx1 6 0 0x10000 2>;
  89                         linux,code = <102>;
  90                         gpio-key,wakeup;
  91                 };
  92
  93                 menu {
  94                         label = "Menu";
  95                         gpios = <&gpx1 5 0 0x10000 2>;
  96                         linux,code = <139>;
  97                         gpio-key,wakeup;
  98                 };
  99         };
 100
 101         leds {
 102                 compatible = "gpio-leds";
 103                 status {
 104                         gpios = <&gpx1 3 0 0x10000 2>;
 105                         linux,default-trigger = "heartbeat";
 106                 };
 107         };
 108 };