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
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
|
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright 2023 Gateworks Corporation
*/
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/phy/phy-imx8-pcie.h>
/ {
aliases {
ethernet1 = ð1;
};
connector {
compatible = "gpio-usb-b-connector", "usb-b-connector";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usbcon1>;
type = "micro";
label = "otg";
vbus-supply = <®_usb1_vbus>;
id-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
port {
usb_dr_connector: endpoint {
remote-endpoint = <&usb3_dwc>;
};
};
};
led-controller {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio_leds>;
led-0 {
function = LED_FUNCTION_STATUS;
color = <LED_COLOR_ID_GREEN>;
gpios = <&gpio4 1 GPIO_ACTIVE_HIGH>;
default-state = "on";
linux,default-trigger = "heartbeat";
};
led-1 {
function = LED_FUNCTION_STATUS;
color = <LED_COLOR_ID_RED>;
gpios = <&gpio4 5 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
};
pcie0_refclk: clock-pcie0 {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <100000000>;
};
pps {
compatible = "pps-gpio";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pps>;
gpios = <&gpio4 3 GPIO_ACTIVE_HIGH>;
status = "okay";
};
reg_usb1_vbus: regulator-usb1 {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_reg_usb1_en>;
regulator-name = "usb1_vbus";
gpio = <&gpio1 12 GPIO_ACTIVE_HIGH>;
enable-active-high;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
reg_usb2_vbus: regulator-usb2 {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_reg_usb2_en>;
regulator-name = "usb2_vbus";
gpio = <&gpio4 12 GPIO_ACTIVE_HIGH>;
enable-active-high;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
reg_usdhc2_vmmc: regulator-usdhc2-vmmc {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usdhc2_vmmc>;
regulator-name = "VDD_3V3_SD";
enable-active-high;
gpio = <&gpio2 19 0>; /* SD2_RESET */
off-on-delay-us = <12000>;
regulator-max-microvolt = <3300000>;
regulator-min-microvolt = <3300000>;
startup-delay-us = <100>;
};
};
/* off-board header */
&ecspi2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_spi2>;
cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>,
<&gpio1 10 GPIO_ACTIVE_LOW>;
status = "okay";
tpm@1 {
compatible = "atmel,attpm20p", "tcg,tpm_tis-spi";
reg = <0x1>;
spi-max-frequency = <36000000>;
};
};
&gpio4 {
gpio-line-names =
"", "", "", "",
"", "", "", "",
"dio1", "", "", "dio0",
"", "", "pci_usb_sel", "",
"", "", "", "",
"", "", "rs485_en", "rs485_term",
"", "", "", "rs485_half",
"pci_wdis#", "", "", "";
};
&i2c2 {
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c2>;
status = "okay";
accelerometer@19 {
compatible = "st,lis2de12";
reg = <0x19>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_accel>;
st,drdy-int-pin = <1>;
interrupt-parent = <&gpio4>;
interrupts = <21 IRQ_TYPE_LEVEL_LOW>;
};
};
&pcie_phy {
fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
fsl,clkreq-unsupported;
clocks = <&pcie0_refclk>;
clock-names = "ref";
status = "okay";
};
&pcie {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pcie0>;
reset-gpio = <&gpio4 29 GPIO_ACTIVE_LOW>;
status = "okay";
pcie@0,0 {
reg = <0x0000 0 0 0 0>;
device_type = "pci";
#address-cells = <3>;
#size-cells = <2>;
ranges;
pcie@0,0 {
reg = <0x0000 0 0 0 0>;
device_type = "pci";
#address-cells = <3>;
#size-cells = <2>;
ranges;
pcie@3,0 {
reg = <0x1800 0 0 0 0>;
device_type = "pci";
#address-cells = <3>;
#size-cells = <2>;
ranges;
eth1: ethernet@0,0 {
reg = <0x0000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
ranges;
local-mac-address = [00 00 00 00 00 00];
};
};
};
};
};
/* GPS */
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart1>;
status = "okay";
};
/* off-board header */
&uart3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart3>;
status = "okay";
};
/* RS232 */
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart4>;
status = "okay";
};
/* USB1 - OTG */
&usb3_0 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb1>;
fsl,over-current-active-low;
status = "okay";
};
&usb3_phy0 {
status = "okay";
};
&usb_dwc3_0 {
/* dual role is implemented but not a full featured OTG */
adp-disable;
hnp-disable;
srp-disable;
dr_mode = "otg";
usb-role-switch;
role-switch-default-mode = "peripheral";
status = "okay";
port {
usb3_dwc: endpoint {
remote-endpoint = <&usb_dr_connector>;
};
};
};
/* USB2 - USB3.0 Hub */
&usb3_1 {
fsl,permanently-attached;
fsl,disable-port-power-control;
status = "okay";
};
&usb3_phy1 {
vbus-supply = <®_usb2_vbus>;
status = "okay";
};
&usb_dwc3_1 {
dr_mode = "host";
status = "okay";
};
/* microSD */
&usdhc2 {
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
bus-width = <4>;
vmmc-supply = <®_usdhc2_vmmc>;
status = "okay";
};
&iomuxc {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_hog>;
pinctrl_hog: hoggrp {
fsl,pins = <
MX8MP_IOMUXC_SAI1_RXD6__GPIO4_IO08 0x40000146 /* DIO1 */
MX8MP_IOMUXC_SAI1_TXC__GPIO4_IO11 0x40000146 /* DIO0 */
MX8MP_IOMUXC_SAI1_TXD2__GPIO4_IO14 0x40000106 /* PCIE_USBSEL */
MX8MP_IOMUXC_SAI2_MCLK__GPIO4_IO27 0x40000106 /* RS485_HALF */
MX8MP_IOMUXC_SAI2_RXC__GPIO4_IO22 0x40000106 /* RS485_EN */
MX8MP_IOMUXC_SAI2_RXD0__GPIO4_IO23 0x40000106 /* RS485_TERM */
MX8MP_IOMUXC_SAI3_RXFS__GPIO4_IO28 0x40000106 /* PCIE_WDIS# */
>;
};
pinctrl_accel: accelgrp {
fsl,pins = <
MX8MP_IOMUXC_SAI2_RXFS__GPIO4_IO21 0x150 /* IRQ */
>;
};
pinctrl_gpio_leds: gpioledgrp {
fsl,pins = <
MX8MP_IOMUXC_SAI1_RXC__GPIO4_IO01 0x6 /* LEDG */
MX8MP_IOMUXC_SAI1_RXD3__GPIO4_IO05 0x6 /* LEDR */
>;
};
pinctrl_pcie0: pcie0grp {
fsl,pins = <
MX8MP_IOMUXC_SAI3_RXC__GPIO4_IO29 0x106
>;
};
pinctrl_pps: ppsgrp {
fsl,pins = <
MX8MP_IOMUXC_SAI1_RXD1__GPIO4_IO03 0x146
>;
};
pinctrl_reg_usb1_en: regusb1grp {
fsl,pins = <
MX8MP_IOMUXC_GPIO1_IO12__GPIO1_IO12 0x146 /* USB1_EN */
>;
};
pinctrl_usb1: usb1grp {
fsl,pins = <
MX8MP_IOMUXC_GPIO1_IO13__USB1_OTG_OC 0x140 /* USB1_FLT# */
>;
};
pinctrl_usbcon1: usbcon1grp {
fsl,pins = <
MX8MP_IOMUXC_SAI5_RXD0__GPIO3_IO21 0x140 /* USB1_ID */
>;
};
pinctrl_reg_usb2_en: regusb2grp {
fsl,pins = <
MX8MP_IOMUXC_SAI1_TXD0__GPIO4_IO12 0x146 /* USBHUB_RST# */
>;
};
pinctrl_spi2: spi2grp {
fsl,pins = <
MX8MP_IOMUXC_ECSPI2_SCLK__ECSPI2_SCLK 0x140
MX8MP_IOMUXC_ECSPI2_MOSI__ECSPI2_MOSI 0x140
MX8MP_IOMUXC_ECSPI2_MISO__ECSPI2_MISO 0x140
MX8MP_IOMUXC_ECSPI2_SS0__GPIO5_IO13 0x140
MX8MP_IOMUXC_GPIO1_IO10__GPIO1_IO10 0x140
>;
};
pinctrl_uart1: uart1grp {
fsl,pins = <
MX8MP_IOMUXC_UART1_RXD__UART1_DCE_RX 0x140
MX8MP_IOMUXC_UART1_TXD__UART1_DCE_TX 0x140
>;
};
pinctrl_uart3: uart3grp {
fsl,pins = <
MX8MP_IOMUXC_UART3_RXD__UART3_DCE_RX 0x140
MX8MP_IOMUXC_UART3_TXD__UART3_DCE_TX 0x140
>;
};
pinctrl_uart4: uart4grp {
fsl,pins = <
MX8MP_IOMUXC_UART4_RXD__UART4_DCE_RX 0x140
MX8MP_IOMUXC_UART4_TXD__UART4_DCE_TX 0x140
>;
};
pinctrl_usdhc1: usdhc1grp {
fsl,pins = <
MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x190
MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d0
MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d0
MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d0
MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d0
MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d0
>;
};
pinctrl_usdhc2: usdhc2grp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x190
MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d0
MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d0
MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d0
MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d0
MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d0
MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
>;
};
pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x194
MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d4
MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d4
MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d4
MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d4
MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d4
MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
>;
};
pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x196
MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d6
MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d6
MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d6
MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d6
MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d6
MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
>;
};
pinctrl_usdhc2_vmmc: usdhc2-vmmc-grp {
fsl,pins = <
MX8MP_IOMUXC_SD2_RESET_B__USDHC2_RESET_B 0x1d0
>;
};
pinctrl_usdhc2_gpio: usdhc2gpiogrp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CD_B__GPIO2_IO12 0x1c4
>;
};
};
|
