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
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
/*
* SAMSUNG SMDK5250 board device tree source
*
* Copyright (c) 2012 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* 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/ "exynos5250.dtsi"
/ {
model = "SAMSUNG SMDK5250 board based on EXYNOS5250";
compatible = "samsung,smdk5250", "samsung,exynos5250";
aliases {
mshc0 = &dwmmc_0;
mshc1 = &dwmmc_1;
mshc2 = &dwmmc_2;
mshc3 = &dwmmc_3;
};
memory {
reg = <0x40000000 0x80000000>;
};
chosen {
bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
};
i2c@12C60000 {
samsung,i2c-sda-delay = <100>;
samsung,i2c-max-bus-freq = <20000>;
gpios = <&gpb3 0 2 3 0>,
<&gpb3 1 2 3 0>;
eeprom@50 {
compatible = "samsung,s524ad0xd1";
reg = <0x50>;
};
};
i2c@12C70000 {
samsung,i2c-sda-delay = <100>;
samsung,i2c-max-bus-freq = <20000>;
gpios = <&gpb3 2 2 3 0>,
<&gpb3 3 2 3 0>;
eeprom@51 {
compatible = "samsung,s524ad0xd1";
reg = <0x51>;
};
};
i2c@12C80000 {
status = "disabled";
};
i2c@12C90000 {
status = "disabled";
};
i2c@12CA0000 {
status = "disabled";
};
i2c@12CB0000 {
status = "disabled";
};
i2c@12CC0000 {
status = "disabled";
};
i2c@12CD0000 {
status = "disabled";
};
dwmmc_0: dwmmc0@12200000 {
num-slots = <1>;
supports-highspeed;
broken-cd;
fifo-depth = <0x80>;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
samsung,dw-mshc-sdr-timing = <2 3 3>;
samsung,dw-mshc-ddr-timing = <1 2 3>;
slot@0 {
reg = <0>;
bus-width = <8>;
gpios = <&gpc0 0 2 0 3>, <&gpc0 1 2 0 3>,
<&gpc1 0 2 3 3>, <&gpc1 1 2 3 3>,
<&gpc1 2 2 3 3>, <&gpc1 3 2 3 3>,
<&gpc0 3 2 3 3>, <&gpc0 4 2 3 3>,
<&gpc0 5 2 3 3>, <&gpc0 6 2 3 3>;
};
};
dwmmc_1: dwmmc1@12210000 {
status = "disabled";
};
dwmmc_2: dwmmc2@12220000 {
num-slots = <1>;
supports-highspeed;
fifo-depth = <0x80>;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
samsung,dw-mshc-sdr-timing = <2 3 3>;
samsung,dw-mshc-ddr-timing = <1 2 3>;
slot@0 {
reg = <0>;
bus-width = <4>;
samsung,cd-pinmux-gpio = <&gpc3 2 2 3 3>;
gpios = <&gpc3 0 2 0 3>, <&gpc3 1 2 0 3>,
<&gpc3 3 2 3 3>, <&gpc3 4 2 3 3>,
<&gpc3 5 2 3 3>, <&gpc3 6 2 3 3>,
<&gpc4 3 3 3 3>, <&gpc4 3 3 3 3>,
<&gpc4 5 3 3 3>, <&gpc4 6 3 3 3>;
};
};
dwmmc_3: dwmmc3@12230000 {
status = "disabled";
};
spi_0: spi@12d20000 {
status = "disabled";
};
spi_1: spi@12d30000 {
gpios = <&gpa2 4 2 3 0>,
<&gpa2 6 2 3 0>,
<&gpa2 7 2 3 0>;
w25q80bw@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "w25x80";
reg = <0>;
spi-max-frequency = <1000000>;
controller-data {
cs-gpio = <&gpa2 5 1 0 3>;
samsung,spi-feedback-delay = <0>;
};
partition@0 {
label = "U-Boot";
reg = <0x0 0x40000>;
read-only;
};
partition@40000 {
label = "Kernel";
reg = <0x40000 0xc0000>;
};
};
};
spi_2: spi@12d40000 {
status = "disabled";
};
hdmi {
hpd-gpio = <&gpx3 7 0xf 1 3>;
};
};
|
