arch/arm/boot/dts/exynos4210-smdkv310.dts

   1 /*
   2  * Samsung's Exynos4210 based SMDKV310 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 Samsung's SMDKV310 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 = "Samsung smdkv310 evaluation board based on Exynos4210";
  22         compatible = "samsung,smdkv310", "samsung,exynos4210";
  23
  24         memory {
  25                 reg = <0x40000000 0x80000000>;
  26         };
  27
  28         chosen {
  29                 bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 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         codec@13400000 {
  47                 samsung,mfc-r = <0x43000000 0x800000>;
  48                 samsung,mfc-l = <0x51000000 0x800000>;
  49                 status = "okay";
  50         };
  51
  52         serial@13800000 {
  53                 status = "okay";
  54         };
  55
  56         serial@13810000 {
  57                 status = "okay";
  58         };
  59
  60         serial@13820000 {
  61                 status = "okay";
  62         };
  63
  64         serial@13830000 {
  65                 status = "okay";
  66         };
  67
  68         keypad@100A0000 {
  69                 samsung,keypad-num-rows = <2>;
  70                 samsung,keypad-num-columns = <8>;
  71                 linux,keypad-no-autorepeat;
  72                 linux,keypad-wakeup;
  73                 status = "okay";
  74
  75                 row-gpios = <&gpx2 0 3 3 0>,
  76                             <&gpx2 1 3 3 0>;
  77
  78                 col-gpios = <&gpx1 0 3 0 0>,
  79                             <&gpx1 1 3 0 0>,
  80                             <&gpx1 2 3 0 0>,
  81                             <&gpx1 3 3 0 0>,
  82                             <&gpx1 4 3 0 0>,
  83                             <&gpx1 5 3 0 0>,
  84                             <&gpx1 6 3 0 0>,
  85                             <&gpx1 7 3 0 0>;
  86
  87                 key_1 {
  88                         keypad,row = <0>;
  89                         keypad,column = <3>;
  90                         linux,code = <2>;
  91                 };
  92
  93                 key_2 {
  94                         keypad,row = <0>;
  95                         keypad,column = <4>;
  96                         linux,code = <3>;
  97                 };
  98
  99                 key_3 {
 100                         keypad,row = <0>;
 101                         keypad,column = <5>;
 102                         linux,code = <4>;
 103                 };
 104
 105                 key_4 {
 106                         keypad,row = <0>;
 107                         keypad,column = <6>;
 108                         linux,code = <5>;
 109                 };
 110
 111                 key_5 {
 112                         keypad,row = <0>;
 113                         keypad,column = <7>;
 114                         linux,code = <6>;
 115                 };
 116
 117                 key_a {
 118                         keypad,row = <1>;
 119                         keypad,column = <3>;
 120                         linux,code = <30>;
 121                 };
 122
 123                 key_b {
 124                         keypad,row = <1>;
 125                         keypad,column = <4>;
 126                         linux,code = <48>;
 127                 };
 128
 129                 key_c {
 130                         keypad,row = <1>;
 131                         keypad,column = <5>;
 132                         linux,code = <46>;
 133                 };
 134
 135                 key_d {
 136                         keypad,row = <1>;
 137                         keypad,column = <6>;
 138                         linux,code = <32>;
 139                 };
 140
 141                 key_e {
 142                         keypad,row = <1>;
 143                         keypad,column = <7>;
 144                         linux,code = <18>;
 145                 };
 146         };
 147
 148         i2c@13860000 {
 149                 #address-cells = <1>;
 150                 #size-cells = <0>;
 151                 samsung,i2c-sda-delay = <100>;
 152                 samsung,i2c-max-bus-freq = <20000>;
 153                 gpios = <&gpd1 0 2 3 0>,
 154                         <&gpd1 1 2 3 0>;
 155                 status = "okay";
 156
 157                 eeprom@50 {
 158                         compatible = "samsung,24ad0xd1";
 159                         reg = <0x50>;
 160                 };
 161
 162                 eeprom@52 {
 163                         compatible = "samsung,24ad0xd1";
 164                         reg = <0x52>;
 165                 };
 166         };
 167
 168         spi_2: spi@13940000 {
 169                 gpios = <&gpc1 1 5 3 0>,
 170                         <&gpc1 3 5 3 0>,
 171                         <&gpc1 4 5 3 0>;
 172                 status = "okay";
 173
 174                 w25x80@0 {
 175                         #address-cells = <1>;
 176                         #size-cells = <1>;
 177                         compatible = "w25x80";
 178                         reg = <0>;
 179                         spi-max-frequency = <1000000>;
 180
 181                         controller-data {
 182                                 cs-gpio = <&gpc1 2 1 0 3>;
 183                                 samsung,spi-feedback-delay = <0>;
 184                         };
 185
 186                         partition@0 {
 187                                 label = "U-Boot";
 188                                 reg = <0x0 0x40000>;
 189                                 read-only;
 190                         };
 191
 192                         partition@40000 {
 193                                 label = "Kernel";
 194                                 reg = <0x40000 0xc0000>;
 195                         };
 196                 };
 197         };
 198
 199         fixed-rate-clocks {
 200                 xxti {
 201                         compatible = "samsung,clock-xxti";
 202                         clock-frequency = <12000000>;
 203                 };
 204
 205                 xusbxti {
 206                         compatible = "samsung,clock-xusbxti";
 207                         clock-frequency = <24000000>;
 208                 };
 209         };
 210 };