1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
|
/*
* Samsung's Exynos4412 based SMDK board device tree source
*
* Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Device tree source file for Samsung's SMDK4412 board which is based on
* Samsung's Exynos4412 SoC.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
/dts-v1/;
#include "exynos4412.dtsi"
/ {
model = "Samsung SMDK evaluation board based on Exynos4412";
compatible = "samsung,smdk4412", "samsung,exynos4412", "samsung,exynos4";
memory {
reg = <0x40000000 0x40000000>;
};
chosen {
bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc";
stdout-path = &serial_1;
};
fixed-rate-clocks {
xxti {
compatible = "samsung,clock-xxti";
clock-frequency = <0>;
};
xusbxti {
compatible = "samsung,clock-xusbxti";
clock-frequency = <24000000>;
};
};
};
&keypad {
samsung,keypad-num-rows = <3>;
samsung,keypad-num-columns = <8>;
linux,keypad-no-autorepeat;
wakeup-source;
pinctrl-0 = <&keypad_rows &keypad_cols>;
pinctrl-names = "default";
status = "okay";
key_1 {
keypad,row = <1>;
keypad,column = <3>;
linux,code = <2>;
};
key_2 {
keypad,row = <1>;
keypad,column = <4>;
linux,code = <3>;
};
key_3 {
keypad,row = <1>;
keypad,column = <5>;
linux,code = <4>;
};
key_4 {
keypad,row = <1>;
keypad,column = <6>;
linux,code = <5>;
};
key_5 {
keypad,row = <1>;
keypad,column = <7>;
linux,code = <6>;
};
key_A {
keypad,row = <2>;
keypad,column = <6>;
linux,code = <30>;
};
key_B {
keypad,row = <2>;
keypad,column = <7>;
linux,code = <48>;
};
key_C {
keypad,row = <0>;
keypad,column = <5>;
linux,code = <46>;
};
key_D {
keypad,row = <2>;
keypad,column = <5>;
linux,code = <32>;
};
key_E {
keypad,row = <0>;
keypad,column = <7>;
linux,code = <18>;
};
};
&mfc {
samsung,mfc-r = <0x43000000 0x800000>;
samsung,mfc-l = <0x51000000 0x800000>;
status = "okay";
};
&pinctrl_1 {
keypad_rows: keypad-rows {
samsung,pins = "gpx2-0", "gpx2-1", "gpx2-2";
samsung,pin-function = <3>;
samsung,pin-pud = <3>;
samsung,pin-drv = <0>;
};
keypad_cols: keypad-cols {
samsung,pins = "gpx1-0", "gpx1-1", "gpx1-2", "gpx1-3",
"gpx1-4", "gpx1-5", "gpx1-6", "gpx1-7";
samsung,pin-function = <3>;
samsung,pin-pud = <0>;
samsung,pin-drv = <0>;
};
};
&sdhci_2 {
bus-width = <4>;
pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sd2_cd>;
pinctrl-names = "default";
status = "okay";
};
&serial_0 {
status = "okay";
};
&serial_1 {
status = "okay";
};
&serial_2 {
status = "okay";
};
&serial_3 {
status = "okay";
};
|
