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         sdhci@12530000 {
  34                 bus-width = <4>;
  35                 pinctrl-names = "default";
  36                 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
  37                 status = "okay";
  38         };
  39
  40         g2d@12800000 {
  41                 status = "okay";
  42         };
  43
  44         codec@13400000 {
  45                 samsung,mfc-r = <0x43000000 0x800000>;
  46                 samsung,mfc-l = <0x51000000 0x800000>;
  47                 status = "okay";
  48         };
  49
  50         serial@13800000 {
  51                 status = "okay";
  52         };
  53
  54         serial@13810000 {
  55                 status = "okay";
  56         };
  57
  58         serial@13820000 {
  59                 status = "okay";
  60         };
  61
  62         serial@13830000 {
  63                 status = "okay";
  64         };
  65
  66         pinctrl@11000000 {
  67                 keypad_rows: keypad-rows {
  68                         samsung,pins = "gpx2-0", "gpx2-1";
  69                         samsung,pin-function = <3>;
  70                         samsung,pin-pud = <3>;
  71                         samsung,pin-drv = <0>;
  72                 };
  73
  74                 keypad_cols: keypad-cols {
  75                         samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3",
  76                                        "gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7";
  77                         samsung,pin-function = <3>;
  78                         samsung,pin-pud = <0>;
  79                         samsung,pin-drv = <0>;
  80                 };
  81         };
  82
  83         keypad@100A0000 {
  84                 samsung,keypad-num-rows = <2>;
  85                 samsung,keypad-num-columns = <8>;
  86                 linux,keypad-no-autorepeat;
  87                 linux,keypad-wakeup;
  88                 pinctrl-names = "default";
  89                 pinctrl-0 = <&keypad_rows &keypad_cols>;
  90                 status = "okay";
  91
  92                 key_1 {
  93                         keypad,row = <0>;
  94                         keypad,column = <3>;
  95                         linux,code = <2>;
  96                 };
  97
  98                 key_2 {
  99                         keypad,row = <0>;
 100                         keypad,column = <4>;
 101                         linux,code = <3>;
 102                 };
 103
 104                 key_3 {
 105                         keypad,row = <0>;
 106                         keypad,column = <5>;
 107                         linux,code = <4>;
 108                 };
 109
 110                 key_4 {
 111                         keypad,row = <0>;
 112                         keypad,column = <6>;
 113                         linux,code = <5>;
 114                 };
 115
 116                 key_5 {
 117                         keypad,row = <0>;
 118                         keypad,column = <7>;
 119                         linux,code = <6>;
 120                 };
 121
 122                 key_a {
 123                         keypad,row = <1>;
 124                         keypad,column = <3>;
 125                         linux,code = <30>;
 126                 };
 127
 128                 key_b {
 129                         keypad,row = <1>;
 130                         keypad,column = <4>;
 131                         linux,code = <48>;
 132                 };
 133
 134                 key_c {
 135                         keypad,row = <1>;
 136                         keypad,column = <5>;
 137                         linux,code = <46>;
 138                 };
 139
 140                 key_d {
 141                         keypad,row = <1>;
 142                         keypad,column = <6>;
 143                         linux,code = <32>;
 144                 };
 145
 146                 key_e {
 147                         keypad,row = <1>;
 148                         keypad,column = <7>;
 149                         linux,code = <18>;
 150                 };
 151         };
 152
 153         i2c@13860000 {
 154                 #address-cells = <1>;
 155                 #size-cells = <0>;
 156                 samsung,i2c-sda-delay = <100>;
 157                 samsung,i2c-max-bus-freq = <100000>;
 158                 status = "okay";
 159
 160                 eeprom@50 {
 161                         compatible = "samsung,24ad0xd1";
 162                         reg = <0x50>;
 163                 };
 164
 165                 eeprom@52 {
 166                         compatible = "samsung,24ad0xd1";
 167                         reg = <0x52>;
 168                 };
 169         };
 170
 171         spi_2: spi@13940000 {
 172                 cs-gpios = <&gpc1 2 0>;
 173                 status = "okay";
 174
 175                 w25x80@0 {
 176                         #address-cells = <1>;
 177                         #size-cells = <1>;
 178                         compatible = "w25x80";
 179                         reg = <0>;
 180                         spi-max-frequency = <1000000>;
 181
 182                         controller-data {
 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 };