arch/arm/boot/dts/exynos5440-ssdk5440.dts

   1 /*
   2  * SAMSUNG SSDK5440 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 "exynos5440.dtsi"
  14 #include <dt-bindings/gpio/gpio.h>
  15
  16 / {
  17         model = "SAMSUNG SSDK5440 board based on EXYNOS5440";
  18         compatible = "samsung,ssdk5440", "samsung,exynos5440", "samsung,exynos5";
  19
  20         chosen {
  21                 bootargs = "root=/dev/sda2 rw rootwait ignore_loglevel earlyprintk no_console_suspend mem=2048M@0x80000000 mem=6144M@0x100000000 console=ttySAC0,115200";
  22         };
  23
  24         /* FIXME: set reg property with correct start address and size */
  25         memory@0 {
  26                 device_type = "memory";
  27                 reg = <0 0>;
  28         };
  29
  30         fixed-rate-clocks {
  31                 xtal {
  32                         compatible = "samsung,clock-xtal";
  33                         clock-frequency = <50000000>;
  34                 };
  35         };
  36 };
  37
  38 &pcie_0 {
  39         reset-gpio = <&pin_ctrl 5 GPIO_ACTIVE_HIGH>;
  40         status = "okay";
  41 };
  42
  43 &pcie_1 {
  44         reset-gpio = <&pin_ctrl 22 GPIO_ACTIVE_HIGH>;
  45         status = "okay";
  46 };
  47
  48 &spi_0 {
  49         flash: w25q128@0 {
  50                 #address-cells = <1>;
  51                 #size-cells = <1>;
  52                 compatible = "winbond,w25q128";
  53                 spi-max-frequency = <15625000>;
  54                 reg = <0>;
  55                 controller-data {
  56                         samsung,spi-feedback-delay = <0>;
  57                 };
  58
  59                 partition@00000 {
  60                         label = "BootLoader";
  61                         reg = <0x60000 0x80000>;
  62                         read-only;
  63                 };
  64
  65                 partition@e0000 {
  66                         label = "Recovery-Kernel";
  67                         reg = <0xe0000 0x300000>;
  68                         read-only;
  69                 };
  70
  71                 partition@3e0000 {
  72                         label = "CRAM-FS";
  73                         reg = <0x3e0000 0x700000>;
  74                         read-only;
  75                 };
  76
  77                 partition@ae0000 {
  78                         label = "User-Data";
  79                         reg = <0xae0000 0x520000>;
  80                 };
  81
  82         };
  83
  84 };