arch/arm/boot/dts/exynos5250-smdk5250.dts

   1 /*
   2  * SAMSUNG SMDK5250 board device tree source
   3  *
   4  * Copyright (c) 2012 Samsung Electronics Co., Ltd.
   5  *              http://www.samsung.com
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10 */
  11
  12 /dts-v1/;
  13 /include/ "exynos5250.dtsi"
  14
  15 / {
  16         model = "SAMSUNG SMDK5250 board based on EXYNOS5250";
  17         compatible = "samsung,smdk5250", "samsung,exynos5250";
  18
  19         memory {
  20                 reg = <0x40000000 0x80000000>;
  21         };
  22
  23         chosen {
  24                 bootargs = "root=/dev/ram0 rw ramdisk=8192 console=ttySAC1,115200";
  25         };
  26
  27         i2c@12C60000 {
  28                 samsung,i2c-sda-delay = <100>;
  29                 samsung,i2c-max-bus-freq = <20000>;
  30                 gpios = <&gpb3 0 2 3 0>,
  31                         <&gpb3 1 2 3 0>;
  32
  33                 eeprom@50 {
  34                         compatible = "samsung,s524ad0xd1";
  35                         reg = <0x50>;
  36                 };
  37         };
  38
  39         i2c@12C70000 {
  40                 samsung,i2c-sda-delay = <100>;
  41                 samsung,i2c-max-bus-freq = <20000>;
  42                 gpios = <&gpb3 2 2 3 0>,
  43                         <&gpb3 3 2 3 0>;
  44
  45                 eeprom@51 {
  46                         compatible = "samsung,s524ad0xd1";
  47                         reg = <0x51>;
  48                 };
  49         };
  50
  51         i2c@12C80000 {
  52                 status = "disabled";
  53         };
  54
  55         i2c@12C90000 {
  56                 status = "disabled";
  57         };
  58
  59         i2c@12CA0000 {
  60                 status = "disabled";
  61         };
  62
  63         i2c@12CB0000 {
  64                 status = "disabled";
  65         };
  66
  67         i2c@12CC0000 {
  68                 status = "disabled";
  69         };
  70
  71         i2c@12CD0000 {
  72                 status = "disabled";
  73         };
  74
  75         spi_0: spi@12d20000 {
  76                 status = "disabled";
  77         };
  78
  79         spi_1: spi@12d30000 {
  80                 gpios = <&gpa2 4 2 3 0>,
  81                         <&gpa2 6 2 3 0>,
  82                         <&gpa2 7 2 3 0>;
  83
  84                 w25q80bw@0 {
  85                         #address-cells = <1>;
  86                         #size-cells = <1>;
  87                         compatible = "w25x80";
  88                         reg = <0>;
  89                         spi-max-frequency = <1000000>;
  90
  91                         controller-data {
  92                                 cs-gpio = <&gpa2 5 1 0 3>;
  93                                 samsung,spi-feedback-delay = <0>;
  94                         };
  95
  96                         partition@0 {
  97                                 label = "U-Boot";
  98                                 reg = <0x0 0x40000>;
  99                                 read-only;
 100                         };
 101
 102                         partition@40000 {
 103                                 label = "Kernel";
 104                                 reg = <0x40000 0xc0000>;
 105                         };
 106                 };
 107         };
 108
 109         spi_2: spi@12d40000 {
 110                 status = "disabled";
 111         };
 112 };