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
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
|
// SPDX-License-Identifier: GPL-2.0
/*
* TOPEET's Exynos4412 based itop board device tree source
*
* Copyright (c) 2016 SUMOMO Computer Association
* https://www.sumomo.mobi
* Randy Li <ayaka@soulik.info>
*
* Device tree source file for TOPEET iTop Exynos 4412 core board
* which is based on Samsung's Exynos4412 SoC.
*/
/dts-v1/;
#include <dt-bindings/leds/common.h>
#include <dt-bindings/pwm/pwm.h>
#include <dt-bindings/sound/samsung-i2s.h>
#include "exynos4412-itop-scp-core.dtsi"
/ {
model = "TOPEET iTop 4412 Elite board based on Exynos4412";
compatible = "topeet,itop4412-elite", "samsung,exynos4412", "samsung,exynos4";
aliases {
mmc1 = &sdhci_2;
};
chosen {
bootargs = "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootdelay=1 rootwait";
stdout-path = "serial2:115200n8";
};
leds {
compatible = "gpio-leds";
led2 {
function = LED_FUNCTION_HEARTBEAT;
color = <LED_COLOR_ID_RED>;
gpios = <&gpx1 0 GPIO_ACTIVE_HIGH>;
default-state = "off";
linux,default-trigger = "heartbeat";
};
led3 {
label = "red:user";
color = <LED_COLOR_ID_RED>;
gpios = <&gpk1 1 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
};
gpio-keys {
compatible = "gpio-keys";
key-home {
label = "GPIO Key Home";
linux,code = <KEY_HOME>;
gpios = <&gpx1 1 GPIO_ACTIVE_LOW>;
};
key-back {
label = "GPIO Key Back";
linux,code = <KEY_BACK>;
gpios = <&gpx1 2 GPIO_ACTIVE_LOW>;
};
key-sleep {
label = "GPIO Key Sleep";
linux,code = <KEY_POWER>;
gpios = <&gpx3 3 GPIO_ACTIVE_LOW>;
};
key-vol-up {
label = "GPIO Key Vol+";
linux,code = <KEY_UP>;
gpios = <&gpx2 1 GPIO_ACTIVE_LOW>;
};
key-vol-down {
label = "GPIO Key Vol-";
linux,code = <KEY_DOWN>;
gpios = <&gpx2 0 GPIO_ACTIVE_LOW>;
};
};
sound {
compatible = "simple-audio-card";
simple-audio-card,name = "wm-sound";
simple-audio-card,format = "i2s";
simple-audio-card,bitclock-master = <&link0_codec>;
simple-audio-card,frame-master = <&link0_codec>;
simple-audio-card,widgets =
"Microphone", "Mic Jack",
"Line", "Line In",
"Line", "Line Out",
"Speaker", "Speaker",
"Headphone", "Headphone Jack";
simple-audio-card,routing =
"Headphone Jack", "HP_L",
"Headphone Jack", "HP_R",
"Speaker", "SPK_LP",
"Speaker", "SPK_LN",
"Speaker", "SPK_RP",
"Speaker", "SPK_RN",
"LINPUT1", "Mic Jack",
"LINPUT3", "Mic Jack",
"RINPUT1", "Mic Jack",
"RINPUT2", "Mic Jack";
simple-audio-card,cpu {
sound-dai = <&i2s0 0>;
};
link0_codec: simple-audio-card,codec {
sound-dai = <&codec>;
clocks = <&i2s0 CLK_I2S_CDCLK>;
system-clock-frequency = <11289600>;
};
};
beep {
compatible = "pwm-beeper";
pwms = <&pwm 0 4000000 PWM_POLARITY_INVERTED>;
};
};
&adc {
vdd-supply = <&ldo3_reg>;
status = "okay";
};
&camera {
pinctrl-0 = <&cam_port_a_clk_active>;
pinctrl-names = "default";
status = "okay";
assigned-clocks = <&clock CLK_MOUT_CAM0>;
assigned-clock-parents = <&clock CLK_XUSBXTI>;
};
&clock_audss {
assigned-clocks = <&clock_audss EXYNOS_MOUT_AUDSS>,
<&clock_audss EXYNOS_MOUT_I2S>,
<&clock_audss EXYNOS_DOUT_SRP>,
<&clock_audss EXYNOS_DOUT_AUD_BUS>;
assigned-clock-parents = <&clock CLK_FOUT_EPLL>,
<&clock_audss EXYNOS_MOUT_AUDSS>;
assigned-clock-rates = <0>, <0>, <112896000>, <11289600>;
};
&ehci {
status = "okay";
/* In order to reset USB ethernet */
samsung,vbus-gpio = <&gpc0 1 GPIO_ACTIVE_HIGH>;
phys = <&exynos_usbphy 1>, <&exynos_usbphy 3>;
phy-names = "host", "hsic1";
};
&exynos_usbphy {
status = "okay";
};
&fimc_0 {
status = "okay";
assigned-clocks = <&clock CLK_MOUT_FIMC0>,
<&clock CLK_SCLK_FIMC0>;
assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
assigned-clock-rates = <0>, <176000000>;
};
&hsotg {
dr_mode = "peripheral";
status = "okay";
};
&i2c_4 {
samsung,i2c-sda-delay = <100>;
samsung,i2c-slave-addr = <0x10>;
samsung,i2c-max-bus-freq = <100000>;
pinctrl-0 = <&i2c4_bus>;
pinctrl-names = "default";
status = "okay";
codec: audio-codec@1a {
compatible = "wlf,wm8960";
reg = <0x1a>;
clocks = <&pmu_system_controller 0>;
clock-names = "mclk";
wlf,shared-lrclk;
#sound-dai-cells = <0>;
};
};
&i2s0 {
pinctrl-0 = <&i2s0_bus>;
pinctrl-names = "default";
status = "okay";
};
&pinctrl_1 {
ether-reset-pins {
samsung,pins = "gpc0-1";
samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
};
};
&pwm {
status = "okay";
pinctrl-0 = <&pwm0_out>;
pinctrl-names = "default";
samsung,pwm-outputs = <0>;
};
&sdhci_2 {
bus-width = <4>;
pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>;
pinctrl-names = "default";
cd-gpios = <&gpx0 7 GPIO_ACTIVE_LOW>;
cap-sd-highspeed;
vmmc-supply = <&ldo23_reg>;
vqmmc-supply = <&ldo17_reg>;
status = "okay";
};
&serial_1 {
status = "okay";
};
&serial_2 {
status = "okay";
};
|
