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#include <dt-bindings/gpio/gpio.h> 20#include "exynos-mfc-reserved-memory.dtsi" 21 22/ { 23 model = "Samsung smdkv310 evaluation board based on Exynos4210"; 24 compatible = "samsung,smdkv310", "samsung,exynos4210", "samsung,exynos4"; 25 26 memory@40000000 { 27 device_type = "memory"; 28 reg = <0x40000000 0x80000000>; 29 }; 30 31 chosen { 32 bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc"; 33 stdout-path = &serial_1; 34 }; 35 36 fixed-rate-clocks { 37 xxti { 38 compatible = "samsung,clock-xxti"; 39 clock-frequency = <12000000>; 40 }; 41 42 xusbxti { 43 compatible = "samsung,clock-xusbxti"; 44 clock-frequency = <24000000>; 45 }; 46 }; 47}; 48 49&i2c_0 { 50 #address-cells = <1>; 51 #size-cells = <0>; 52 samsung,i2c-sda-delay = <100>; 53 samsung,i2c-max-bus-freq = <100000>; 54 status = "okay"; 55 56 eeprom@50 { 57 compatible = "samsung,24ad0xd1"; 58 reg = <0x50>; 59 }; 60 61 eeprom@52 { 62 compatible = "samsung,24ad0xd1"; 63 reg = <0x52>; 64 }; 65}; 66 67&keypad { 68 samsung,keypad-num-rows = <2>; 69 samsung,keypad-num-columns = <8>; 70 linux,keypad-no-autorepeat; 71 wakeup-source; 72 pinctrl-names = "default"; 73 pinctrl-0 = <&keypad_rows &keypad_cols>; 74 status = "okay"; 75 76 key_1 { 77 keypad,row = <0>; 78 keypad,column = <3>; 79 linux,code = <2>; 80 }; 81 82 key_2 { 83 keypad,row = <0>; 84 keypad,column = <4>; 85 linux,code = <3>; 86 }; 87 88 key_3 { 89 keypad,row = <0>; 90 keypad,column = <5>; 91 linux,code = <4>; 92 }; 93 94 key_4 { 95 keypad,row = <0>; 96 keypad,column = <6>; 97 linux,code = <5>; 98 }; 99 100 key_5 { 101 keypad,row = <0>; 102 keypad,column = <7>; 103 linux,code = <6>; 104 }; 105 106 key_a { 107 keypad,row = <1>; 108 keypad,column = <3>; 109 linux,code = <30>; 110 }; 111 112 key_b { 113 keypad,row = <1>; 114 keypad,column = <4>; 115 linux,code = <48>; 116 }; 117 118 key_c { 119 keypad,row = <1>; 120 keypad,column = <5>; 121 linux,code = <46>; 122 }; 123 124 key_d { 125 keypad,row = <1>; 126 keypad,column = <6>; 127 linux,code = <32>; 128 }; 129 130 key_e { 131 keypad,row = <1>; 132 keypad,column = <7>; 133 linux,code = <18>; 134 }; 135}; 136 137&pinctrl_1 { 138 keypad_rows: keypad-rows { 139 samsung,pins = "gpx2-0", "gpx2-1"; 140 samsung,pin-function = <EXYNOS_PIN_FUNC_3>; 141 samsung,pin-pud = <EXYNOS_PIN_PULL_UP>; 142 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; 143 }; 144 145 keypad_cols: keypad-cols { 146 samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3", 147 "gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7"; 148 samsung,pin-function = <EXYNOS_PIN_FUNC_3>; 149 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; 150 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; 151 }; 152}; 153 154&sdhci_2 { 155 bus-width = <4>; 156 pinctrl-names = "default"; 157 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>; 158 status = "okay"; 159}; 160 161&serial_0 { 162 status = "okay"; 163}; 164 165&serial_1 { 166 status = "okay"; 167}; 168 169&serial_2 { 170 status = "okay"; 171}; 172 173&serial_3 { 174 status = "okay"; 175}; 176 177&spi_2 { 178 cs-gpios = <&gpc1 2 GPIO_ACTIVE_HIGH>; 179 status = "okay"; 180 181 w25x80@0 { 182 #address-cells = <1>; 183 #size-cells = <1>; 184 compatible = "w25x80"; 185 reg = <0>; 186 spi-max-frequency = <1000000>; 187 188 controller-data { 189 samsung,spi-feedback-delay = <0>; 190 }; 191 192 partition@0 { 193 label = "U-Boot"; 194 reg = <0x0 0x40000>; 195 read-only; 196 }; 197 198 partition@40000 { 199 label = "Kernel"; 200 reg = <0x40000 0xc0000>; 201 }; 202 }; 203}; 204