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", "samsung,exynos4";
  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                 stdout-path = &serial_1;
  31         };
  32
  33         fixed-rate-clocks {
  34                 xxti {
  35                         compatible = "samsung,clock-xxti";
  36                         clock-frequency = <12000000>;
  37                 };
  38
  39                 xusbxti {
  40                         compatible = "samsung,clock-xusbxti";
  41                         clock-frequency = <24000000>;
  42                 };
  43         };
  44 };
  45
  46 &g2d {
  47         status = "okay";
  48 };
  49
  50 &i2c_0 {
  51         #address-cells = <1>;
  52         #size-cells = <0>;
  53         samsung,i2c-sda-delay = <100>;
  54         samsung,i2c-max-bus-freq = <100000>;
  55         status = "okay";
  56
  57         eeprom@50 {
  58                 compatible = "samsung,24ad0xd1";
  59                 reg = <0x50>;
  60         };
  61
  62         eeprom@52 {
  63                 compatible = "samsung,24ad0xd1";
  64                 reg = <0x52>;
  65         };
  66 };
  67
  68 &keypad {
  69         samsung,keypad-num-rows = <2>;
  70         samsung,keypad-num-columns = <8>;
  71         linux,keypad-no-autorepeat;
  72         linux,keypad-wakeup;
  73         pinctrl-names = "default";
  74         pinctrl-0 = <&keypad_rows &keypad_cols>;
  75         status = "okay";
  76
  77         key_1 {
  78                 keypad,row = <0>;
  79                 keypad,column = <3>;
  80                 linux,code = <2>;
  81         };
  82
  83         key_2 {
  84                 keypad,row = <0>;
  85                 keypad,column = <4>;
  86                 linux,code = <3>;
  87         };
  88
  89         key_3 {
  90                 keypad,row = <0>;
  91                 keypad,column = <5>;
  92                 linux,code = <4>;
  93         };
  94
  95         key_4 {
  96                 keypad,row = <0>;
  97                 keypad,column = <6>;
  98                 linux,code = <5>;
  99         };
 100
 101         key_5 {
 102                 keypad,row = <0>;
 103                 keypad,column = <7>;
 104                 linux,code = <6>;
 105         };
 106
 107         key_a {
 108                 keypad,row = <1>;
 109                 keypad,column = <3>;
 110                 linux,code = <30>;
 111         };
 112
 113         key_b {
 114                 keypad,row = <1>;
 115                 keypad,column = <4>;
 116                 linux,code = <48>;
 117         };
 118
 119         key_c {
 120                 keypad,row = <1>;
 121                 keypad,column = <5>;
 122                 linux,code = <46>;
 123         };
 124
 125         key_d {
 126                 keypad,row = <1>;
 127                 keypad,column = <6>;
 128                 linux,code = <32>;
 129         };
 130
 131         key_e {
 132                 keypad,row = <1>;
 133                 keypad,column = <7>;
 134                 linux,code = <18>;
 135         };
 136 };
 137
 138 &mfc {
 139         samsung,mfc-r = <0x43000000 0x800000>;
 140         samsung,mfc-l = <0x51000000 0x800000>;
 141         status = "okay";
 142 };
 143
 144 &pinctrl_1 {
 145         keypad_rows: keypad-rows {
 146                 samsung,pins = "gpx2-0", "gpx2-1";
 147                 samsung,pin-function = <3>;
 148                 samsung,pin-pud = <3>;
 149                 samsung,pin-drv = <0>;
 150         };
 151
 152         keypad_cols: keypad-cols {
 153                 samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3",
 154                                "gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7";
 155                 samsung,pin-function = <3>;
 156                 samsung,pin-pud = <0>;
 157                 samsung,pin-drv = <0>;
 158         };
 159 };
 160
 161 &sdhci_2 {
 162         bus-width = <4>;
 163         pinctrl-names = "default";
 164         pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
 165         status = "okay";
 166 };
 167
 168 &serial_0 {
 169         status = "okay";
 170 };
 171
 172 &serial_1 {
 173         status = "okay";
 174 };
 175
 176 &serial_2 {
 177         status = "okay";
 178 };
 179
 180 &serial_3 {
 181         status = "okay";
 182 };
 183
 184 &spi_2 {
 185         cs-gpios = <&gpc1 2 0>;
 186         status = "okay";
 187
 188         w25x80@0 {
 189                 #address-cells = <1>;
 190                 #size-cells = <1>;
 191                 compatible = "w25x80";
 192                 reg = <0>;
 193                 spi-max-frequency = <1000000>;
 194
 195                 controller-data {
 196                         samsung,spi-feedback-delay = <0>;
 197                 };
 198
 199                 partition@0 {
 200                         label = "U-Boot";
 201                         reg = <0x0 0x40000>;
 202                         read-only;
 203                 };
 204
 205                 partition@40000 {
 206                         label = "Kernel";
 207                         reg = <0x40000 0xc0000>;
 208                 };
 209         };
 210 };