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

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * SAMSUNG SSDK5440 board device tree source
   4  *
   5  * Copyright (c) 2012 Samsung Electronics Co., Ltd.
   6  *              http://www.samsung.com
   7  */
   8
   9 /dts-v1/;
  10 #include "exynos5440.dtsi"
  11 #include <dt-bindings/gpio/gpio.h>
  12
  13 / {
  14         model = "SAMSUNG SSDK5440 board based on EXYNOS5440";
  15         compatible = "samsung,ssdk5440", "samsung,exynos5440", "samsung,exynos5";
  16
  17         chosen {
  18                 bootargs = "root=/dev/sda2 rw rootwait ignore_loglevel earlyprintk no_console_suspend mem=2048M@0x80000000 mem=6144M@0x100000000 console=ttySAC0,115200";
  19         };
  20
  21         /* FIXME: set reg property with correct start address and size */
  22         memory@0 {
  23                 device_type = "memory";
  24                 reg = <0 0>;
  25         };
  26
  27         fixed-rate-clocks {
  28                 xtal {
  29                         compatible = "samsung,clock-xtal";
  30                         clock-frequency = <50000000>;
  31                 };
  32         };
  33 };
  34
  35 &pcie_0 {
  36         reset-gpio = <&pin_ctrl 5 GPIO_ACTIVE_HIGH>;
  37         status = "okay";
  38 };
  39
  40 &pcie_1 {
  41         reset-gpio = <&pin_ctrl 22 GPIO_ACTIVE_HIGH>;
  42         status = "okay";
  43 };
  44
  45 &spi_0 {
  46         flash: w25q128@0 {
  47                 #address-cells = <1>;
  48                 #size-cells = <1>;
  49                 compatible = "winbond,w25q128";
  50                 spi-max-frequency = <15625000>;
  51                 reg = <0>;
  52                 controller-data {
  53                         samsung,spi-feedback-delay = <0>;
  54                 };
  55
  56                 partition@0 {
  57                         label = "BootLoader";
  58                         reg = <0x60000 0x80000>;
  59                         read-only;
  60                 };
  61
  62                 partition@e0000 {
  63                         label = "Recovery-Kernel";
  64                         reg = <0xe0000 0x300000>;
  65                         read-only;
  66                 };
  67
  68                 partition@3e0000 {
  69                         label = "CRAM-FS";
  70                         reg = <0x3e0000 0x700000>;
  71                         read-only;
  72                 };
  73
  74                 partition@ae0000 {
  75                         label = "User-Data";
  76                         reg = <0xae0000 0x520000>;
  77                 };
  78
  79         };
  80
  81 };