exynos4412-smdk4412.dts revision 279377 
1/*
2 * Samsung's Exynos4412 based SMDK board device tree source
3 *
4 * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
5 *		http://www.samsung.com
6 *
7 * Device tree source file for Samsung's SMDK4412 board which is based on
8 * Samsung's Exynos4412 SoC.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13*/
14
15/dts-v1/;
16#include "exynos4412.dtsi"
17
18/ {
19	model = "Samsung SMDK evaluation board based on Exynos4412";
20	compatible = "samsung,smdk4412", "samsung,exynos4412", "samsung,exynos4";
21
22	memory {
23		reg = <0x40000000 0x40000000>;
24	};
25
26	chosen {
27		bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc";
28		stdout-path = &serial_1;
29	};
30
31	g2d@10800000 {
32		status = "okay";
33	};
34
35	pinctrl@11000000 {
36		keypad_rows: keypad-rows {
37			samsung,pins = "gpx2-0", "gpx2-1", "gpx2-2";
38			samsung,pin-function = <3>;
39			samsung,pin-pud = <3>;
40			samsung,pin-drv = <0>;
41		};
42
43		keypad_cols: keypad-cols {
44			samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3",
45				       "gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7";
46			samsung,pin-function = <3>;
47			samsung,pin-pud = <0>;
48			samsung,pin-drv = <0>;
49		};
50	};
51
52	keypad@100A0000 {
53		samsung,keypad-num-rows = <3>;
54		samsung,keypad-num-columns = <8>;
55		linux,keypad-no-autorepeat;
56		linux,keypad-wakeup;
57		pinctrl-0 = <&keypad_rows &keypad_cols>;
58		pinctrl-names = "default";
59		status = "okay";
60
61		key_1 {
62			keypad,row = <1>;
63			keypad,column = <3>;
64			linux,code = <2>;
65		};
66
67		key_2 {
68			keypad,row = <1>;
69			keypad,column = <4>;
70			linux,code = <3>;
71		};
72
73		key_3 {
74			keypad,row = <1>;
75			keypad,column = <5>;
76			linux,code = <4>;
77		};
78
79		key_4 {
80			keypad,row = <1>;
81			keypad,column = <6>;
82			linux,code = <5>;
83		};
84
85		key_5 {
86			keypad,row = <1>;
87			keypad,column = <7>;
88			linux,code = <6>;
89		};
90
91		key_A {
92			keypad,row = <2>;
93			keypad,column = <6>;
94			linux,code = <30>;
95		};
96
97		key_B {
98			keypad,row = <2>;
99			keypad,column = <7>;
100			linux,code = <48>;
101		};
102
103		key_C {
104			keypad,row = <0>;
105			keypad,column = <5>;
106			linux,code = <46>;
107		};
108
109		key_D {
110			keypad,row = <2>;
111			keypad,column = <5>;
112			linux,code = <32>;
113		};
114
115		key_E {
116			keypad,row = <0>;
117			keypad,column = <7>;
118			linux,code = <18>;
119		};
120	};
121
122	sdhci@12530000 {
123		bus-width = <4>;
124		pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sd2_cd>;
125		pinctrl-names = "default";
126		status = "okay";
127	};
128
129	codec@13400000 {
130		samsung,mfc-r = <0x43000000 0x800000>;
131		samsung,mfc-l = <0x51000000 0x800000>;
132		status = "okay";
133	};
134
135	serial@13800000 {
136		status = "okay";
137	};
138
139	serial@13810000 {
140		status = "okay";
141	};
142
143	serial@13820000 {
144		status = "okay";
145	};
146
147	serial@13830000 {
148		status = "okay";
149	};
150
151	fixed-rate-clocks {
152		xxti {
153			compatible = "samsung,clock-xxti";
154			clock-frequency = <0>;
155		};
156
157		xusbxti {
158			compatible = "samsung,clock-xusbxti";
159			clock-frequency = <24000000>;
160		};
161	};
162};
163