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         aliases {
  20                 mshc0 = &dwmmc_0;
  21                 mshc1 = &dwmmc_1;
  22                 mshc2 = &dwmmc_2;
  23                 mshc3 = &dwmmc_3;
  24         };
  25
  26         memory {
  27                 reg = <0x40000000 0x80000000>;
  28         };
  29
  30         chosen {
  31                 bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
  32         };
  33
  34         i2c@12C60000 {
  35                 samsung,i2c-sda-delay = <100>;
  36                 samsung,i2c-max-bus-freq = <20000>;
  37                 gpios = <&gpb3 0 2 3 0>,
  38                         <&gpb3 1 2 3 0>;
  39
  40                 eeprom@50 {
  41                         compatible = "samsung,s524ad0xd1";
  42                         reg = <0x50>;
  43                 };
  44         };
  45
  46         i2c@12C70000 {
  47                 samsung,i2c-sda-delay = <100>;
  48                 samsung,i2c-max-bus-freq = <20000>;
  49                 gpios = <&gpb3 2 2 3 0>,
  50                         <&gpb3 3 2 3 0>;
  51
  52                 eeprom@51 {
  53                         compatible = "samsung,s524ad0xd1";
  54                         reg = <0x51>;
  55                 };
  56         };
  57
  58         i2c@12C80000 {
  59                 status = "disabled";
  60         };
  61
  62         i2c@12C90000 {
  63                 status = "disabled";
  64         };
  65
  66         i2c@12CA0000 {
  67                 status = "disabled";
  68         };
  69
  70         i2c@12CB0000 {
  71                 status = "disabled";
  72         };
  73
  74         i2c@12CC0000 {
  75                 status = "disabled";
  76         };
  77
  78         i2c@12CD0000 {
  79                 status = "disabled";
  80         };
  81
  82         dwmmc_0: dwmmc0@12200000 {
  83                 num-slots = <1>;
  84                 supports-highspeed;
  85                 broken-cd;
  86                 fifo-depth = <0x80>;
  87                 card-detect-delay = <200>;
  88                 samsung,dw-mshc-ciu-div = <3>;
  89                 samsung,dw-mshc-sdr-timing = <2 3 3>;
  90                 samsung,dw-mshc-ddr-timing = <1 2 3>;
  91
  92                 slot@0 {
  93                         reg = <0>;
  94                         bus-width = <8>;
  95                         gpios = <&gpc0 0 2 0 3>, <&gpc0 1 2 0 3>,
  96                                 <&gpc1 0 2 3 3>, <&gpc1 1 2 3 3>,
  97                                 <&gpc1 2 2 3 3>, <&gpc1 3 2 3 3>,
  98                                 <&gpc0 3 2 3 3>, <&gpc0 4 2 3 3>,
  99                                 <&gpc0 5 2 3 3>, <&gpc0 6 2 3 3>;
 100                 };
 101         };
 102
 103         dwmmc_1: dwmmc1@12210000 {
 104                 status = "disabled";
 105         };
 106
 107         dwmmc_2: dwmmc2@12220000 {
 108                 num-slots = <1>;
 109                 supports-highspeed;
 110                 fifo-depth = <0x80>;
 111                 card-detect-delay = <200>;
 112                 samsung,dw-mshc-ciu-div = <3>;
 113                 samsung,dw-mshc-sdr-timing = <2 3 3>;
 114                 samsung,dw-mshc-ddr-timing = <1 2 3>;
 115
 116                 slot@0 {
 117                         reg = <0>;
 118                         bus-width = <4>;
 119                         samsung,cd-pinmux-gpio = <&gpc3 2 2 3 3>;
 120                         gpios = <&gpc3 0 2 0 3>, <&gpc3 1 2 0 3>,
 121                                 <&gpc3 3 2 3 3>, <&gpc3 4 2 3 3>,
 122                                 <&gpc3 5 2 3 3>, <&gpc3 6 2 3 3>,
 123                                 <&gpc4 3 3 3 3>, <&gpc4 3 3 3 3>,
 124                                 <&gpc4 5 3 3 3>, <&gpc4 6 3 3 3>;
 125                 };
 126         };
 127
 128         dwmmc_3: dwmmc3@12230000 {
 129                 status = "disabled";
 130         };
 131
 132         spi_0: spi@12d20000 {
 133                 status = "disabled";
 134         };
 135
 136         spi_1: spi@12d30000 {
 137                 gpios = <&gpa2 4 2 3 0>,
 138                         <&gpa2 6 2 3 0>,
 139                         <&gpa2 7 2 3 0>;
 140
 141                 w25q80bw@0 {
 142                         #address-cells = <1>;
 143                         #size-cells = <1>;
 144                         compatible = "w25x80";
 145                         reg = <0>;
 146                         spi-max-frequency = <1000000>;
 147
 148                         controller-data {
 149                                 cs-gpio = <&gpa2 5 1 0 3>;
 150                                 samsung,spi-feedback-delay = <0>;
 151                         };
 152
 153                         partition@0 {
 154                                 label = "U-Boot";
 155                                 reg = <0x0 0x40000>;
 156                                 read-only;
 157                         };
 158
 159                         partition@40000 {
 160                                 label = "Kernel";
 161                                 reg = <0x40000 0xc0000>;
 162                         };
 163                 };
 164         };
 165
 166         spi_2: spi@12d40000 {
 167                 status = "disabled";
 168         };
 169 };