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
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
|
/*
* Copyright 2013 Armadeus Systems - <support@armadeus.com>
*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*/
/* APF27Dev is a docking board for the APF27 SOM */
#include "imx27-apf27.dts"
/ {
model = "Armadeus Systems APF27Dev docking/development board";
compatible = "armadeus,imx27-apf27dev", "armadeus,imx27-apf27", "fsl,imx27";
display: display {
model = "Chimei-LW700AT9003";
native-mode = <&timing0>;
bits-per-pixel = <16>; /* non-standard but required */
fsl,pcr = <0xfae80083>; /* non-standard but required */
display-timings {
timing0: 800x480 {
clock-frequency = <33000033>;
hactive = <800>;
vactive = <480>;
hback-porch = <96>;
hfront-porch = <96>;
vback-porch = <20>;
vfront-porch = <21>;
hsync-len = <64>;
vsync-len = <4>;
};
};
};
gpio-keys {
compatible = "gpio-keys";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio_keys>;
user-key {
label = "user";
gpios = <&gpio6 13 GPIO_ACTIVE_HIGH>;
linux,code = <276>; /* BTN_EXTRA */
};
};
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio_leds>;
user {
label = "Heartbeat";
gpios = <&gpio6 14 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
};
regulators {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <0>;
reg_max5821: regulator@0 {
compatible = "regulator-fixed";
reg = <0>;
regulator-name = "max5821-reg";
regulator-min-microvolt = <2500000>;
regulator-max-microvolt = <2500000>;
regulator-always-on;
};
};
};
&cspi1 {
cs-gpios = <&gpio4 28 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_cspi1 &pinctrl_cspi1_cs>;
status = "okay";
adc@0 {
compatible = "maxim,max1027";
reg = <0>;
interrupt-parent = <&gpio5>;
interrupts = <15 IRQ_TYPE_EDGE_FALLING>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_max1027>;
spi-max-frequency = <10000000>;
};
};
&cspi2 {
cs-gpios = <&gpio4 21 GPIO_ACTIVE_LOW>,
<&gpio4 27 GPIO_ACTIVE_LOW>,
<&gpio2 17 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_cspi2 &pinctrl_cspi2_cs>;
status = "okay";
};
&fb {
display = <&display>;
fsl,dmacr = <0x00020010>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_imxfb1>;
status = "okay";
};
&i2c1 {
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c1>;
status = "okay";
rtc@68 {
compatible = "dallas,ds1374";
reg = <0x68>;
};
max5821@38 {
compatible = "maxim,max5821";
reg = <0x38>;
vref-supply = <®_max5821>;
};
};
&i2c2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c2>;
status = "okay";
};
&iomuxc {
imx27-apf27dev {
pinctrl_cspi1: cspi1grp {
fsl,pins = <
MX27_PAD_CSPI1_MISO__CSPI1_MISO 0x0
MX27_PAD_CSPI1_MOSI__CSPI1_MOSI 0x0
MX27_PAD_CSPI1_SCLK__CSPI1_SCLK 0x0
>;
};
pinctrl_cspi1_cs: cspi1csgrp {
fsl,pins = <MX27_PAD_CSPI1_SS0__GPIO4_28 0x0>;
};
pinctrl_cspi2: cspi2grp {
fsl,pins = <
MX27_PAD_CSPI2_MISO__CSPI2_MISO 0x0
MX27_PAD_CSPI2_MOSI__CSPI2_MOSI 0x0
MX27_PAD_CSPI2_SCLK__CSPI2_SCLK 0x0
>;
};
pinctrl_cspi2_cs: cspi2csgrp {
fsl,pins = <
MX27_PAD_CSI_D5__GPIO2_17 0x0
MX27_PAD_CSPI2_SS0__GPIO4_21 0x0
MX27_PAD_CSPI1_SS1__GPIO4_27 0x0
>;
};
pinctrl_gpio_leds: gpioledsgrp {
fsl,pins = <MX27_PAD_PC_VS1__GPIO6_14 0x0>;
};
pinctrl_gpio_keys: gpiokeysgrp {
fsl,pins = <MX27_PAD_PC_VS2__GPIO6_13 0x0>;
};
pinctrl_imxfb1: imxfbgrp {
fsl,pins = <
MX27_PAD_CLS__CLS 0x0
MX27_PAD_CONTRAST__CONTRAST 0x0
MX27_PAD_LD0__LD0 0x0
MX27_PAD_LD1__LD1 0x0
MX27_PAD_LD2__LD2 0x0
MX27_PAD_LD3__LD3 0x0
MX27_PAD_LD4__LD4 0x0
MX27_PAD_LD5__LD5 0x0
MX27_PAD_LD6__LD6 0x0
MX27_PAD_LD7__LD7 0x0
MX27_PAD_LD8__LD8 0x0
MX27_PAD_LD9__LD9 0x0
MX27_PAD_LD10__LD10 0x0
MX27_PAD_LD11__LD11 0x0
MX27_PAD_LD12__LD12 0x0
MX27_PAD_LD13__LD13 0x0
MX27_PAD_LD14__LD14 0x0
MX27_PAD_LD15__LD15 0x0
MX27_PAD_LD16__LD16 0x0
MX27_PAD_LD17__LD17 0x0
MX27_PAD_LSCLK__LSCLK 0x0
MX27_PAD_OE_ACD__OE_ACD 0x0
MX27_PAD_PS__PS 0x0
MX27_PAD_REV__REV 0x0
MX27_PAD_SPL_SPR__SPL_SPR 0x0
MX27_PAD_HSYNC__HSYNC 0x0
MX27_PAD_VSYNC__VSYNC 0x0
>;
};
pinctrl_i2c1: i2c1grp {
fsl,pins = <
MX27_PAD_I2C_DATA__I2C_DATA 0x0
MX27_PAD_I2C_CLK__I2C_CLK 0x0
>;
};
pinctrl_i2c2: i2c2grp {
fsl,pins = <
MX27_PAD_I2C2_SDA__I2C2_SDA 0x0
MX27_PAD_I2C2_SCL__I2C2_SCL 0x0
>;
};
pinctrl_max1027: max1027 {
fsl,pins = <
MX27_PAD_UART1_CTS__GPIO5_14 0x0 /* CNVST */
MX27_PAD_UART1_RTS__GPIO5_15 0x0 /* EOC */
>;
};
pinctrl_pwm: pwmgrp {
fsl,pins = <
MX27_PAD_PWMO__PWMO 0x0
>;
};
pinctrl_sdhc2: sdhc2grp {
fsl,pins = <
MX27_PAD_SD2_CLK__SD2_CLK 0x0
MX27_PAD_SD2_CMD__SD2_CMD 0x0
MX27_PAD_SD2_D0__SD2_D0 0x0
MX27_PAD_SD2_D1__SD2_D1 0x0
MX27_PAD_SD2_D2__SD2_D2 0x0
MX27_PAD_SD2_D3__SD2_D3 0x0
>;
};
pinctrl_sdhc2_cd: sdhc2cdgrp {
fsl,pins = <MX27_PAD_TOUT__GPIO3_14 0x0>;
};
};
};
&sdhci2 {
bus-width = <4>;
cd-gpios = <&gpio3 14 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sdhc2 &pinctrl_sdhc2_cd>;
status = "okay";
};
&pwm {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm>;
};
|
