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
 21/ {
 22	model = "Samsung smdkv310 evaluation board based on Exynos4210";
 23	compatible = "samsung,smdkv310", "samsung,exynos4210", "samsung,exynos4";
 24
 25	memory {
 26		reg = <0x40000000 0x80000000>;
 27	};
 28
 29	chosen {
 30		bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc";
 31		stdout-path = &serial_1;
 32	};
 33
 34	fixed-rate-clocks {
 35		xxti {
 36			compatible = "samsung,clock-xxti";
 37			clock-frequency = <12000000>;
 38		};
 39
 40		xusbxti {
 41			compatible = "samsung,clock-xusbxti";
 42			clock-frequency = <24000000>;
 43		};
 44	};
 45};
 46
 47&i2c_0 {
 48	#address-cells = <1>;
 49	#size-cells = <0>;
 50	samsung,i2c-sda-delay = <100>;
 51	samsung,i2c-max-bus-freq = <100000>;
 52	status = "okay";
 53
 54	eeprom@50 {
 55		compatible = "samsung,24ad0xd1";
 56		reg = <0x50>;
 57	};
 58
 59	eeprom@52 {
 60		compatible = "samsung,24ad0xd1";
 61		reg = <0x52>;
 62	};
 63};
 64
 65&keypad {
 66	samsung,keypad-num-rows = <2>;
 67	samsung,keypad-num-columns = <8>;
 68	linux,keypad-no-autorepeat;
 69	wakeup-source;
 70	pinctrl-names = "default";
 71	pinctrl-0 = <&keypad_rows &keypad_cols>;
 72	status = "okay";
 73
 74	key_1 {
 75		keypad,row = <0>;
 76		keypad,column = <3>;
 77		linux,code = <2>;
 78	};
 79
 80	key_2 {
 81		keypad,row = <0>;
 82		keypad,column = <4>;
 83		linux,code = <3>;
 84	};
 85
 86	key_3 {
 87		keypad,row = <0>;
 88		keypad,column = <5>;
 89		linux,code = <4>;
 90	};
 91
 92	key_4 {
 93		keypad,row = <0>;
 94		keypad,column = <6>;
 95		linux,code = <5>;
 96	};
 97
 98	key_5 {
 99		keypad,row = <0>;
100		keypad,column = <7>;
101		linux,code = <6>;
102	};
103
104	key_a {
105		keypad,row = <1>;
106		keypad,column = <3>;
107		linux,code = <30>;
108	};
109
110	key_b {
111		keypad,row = <1>;
112		keypad,column = <4>;
113		linux,code = <48>;
114	};
115
116	key_c {
117		keypad,row = <1>;
118		keypad,column = <5>;
119		linux,code = <46>;
120	};
121
122	key_d {
123		keypad,row = <1>;
124		keypad,column = <6>;
125		linux,code = <32>;
126	};
127
128	key_e {
129		keypad,row = <1>;
130		keypad,column = <7>;
131		linux,code = <18>;
132	};
133};
134
135&mfc {
136	samsung,mfc-r = <0x43000000 0x800000>;
137	samsung,mfc-l = <0x51000000 0x800000>;
138	status = "okay";
139};
140
141&pinctrl_1 {
142	keypad_rows: keypad-rows {
143		samsung,pins = "gpx2-0", "gpx2-1";
144		samsung,pin-function = <3>;
145		samsung,pin-pud = <3>;
146		samsung,pin-drv = <0>;
147	};
148
149	keypad_cols: keypad-cols {
150		samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3",
151			       "gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7";
152		samsung,pin-function = <3>;
153		samsung,pin-pud = <0>;
154		samsung,pin-drv = <0>;
155	};
156};
157
158&sdhci_2 {
159	bus-width = <4>;
160	pinctrl-names = "default";
161	pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
162	status = "okay";
163};
164
165&serial_0 {
166	status = "okay";
167};
168
169&serial_1 {
170	status = "okay";
171};
172
173&serial_2 {
174	status = "okay";
175};
176
177&serial_3 {
178	status = "okay";
179};
180
181&spi_2 {
182	cs-gpios = <&gpc1 2 GPIO_ACTIVE_HIGH>;
183	status = "okay";
184
185	w25x80@0 {
186		#address-cells = <1>;
187		#size-cells = <1>;
188		compatible = "w25x80";
189		reg = <0>;
190		spi-max-frequency = <1000000>;
191
192		controller-data {
193			samsung,spi-feedback-delay = <0>;
194		};
195
196		partition@0 {
197			label = "U-Boot";
198			reg = <0x0 0x40000>;
199			read-only;
200		};
201
202		partition@40000 {
203			label = "Kernel";
204			reg = <0x40000 0xc0000>;
205		};
206	};
207};