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Tim Harveyabe2c342023-08-15 15:01:13 -07001// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright 2023 Gateworks Corporation
4 */
5
6#include <dt-bindings/gpio/gpio.h>
7#include <dt-bindings/leds/common.h>
8#include <dt-bindings/phy/phy-imx8-pcie.h>
9
10/ {
11 led-controller {
12 compatible = "gpio-leds";
13 pinctrl-names = "default";
14 pinctrl-0 = <&pinctrl_gpio_leds>;
15
16 led-0 {
17 function = LED_FUNCTION_STATUS;
18 color = <LED_COLOR_ID_GREEN>;
19 gpios = <&gpio4 1 GPIO_ACTIVE_HIGH>;
20 default-state = "on";
21 linux,default-trigger = "heartbeat";
22 };
23
24 led-1 {
25 function = LED_FUNCTION_STATUS;
26 color = <LED_COLOR_ID_RED>;
27 gpios = <&gpio4 5 GPIO_ACTIVE_HIGH>;
28 default-state = "off";
29 };
30 };
31
32 pcie0_refclk: pcie0-refclk {
33 compatible = "fixed-clock";
34 #clock-cells = <0>;
35 clock-frequency = <100000000>;
36 };
37
38 pps {
39 compatible = "pps-gpio";
40 pinctrl-names = "default";
41 pinctrl-0 = <&pinctrl_pps>;
42 gpios = <&gpio4 3 GPIO_ACTIVE_HIGH>;
43 status = "okay";
44 };
45
46 reg_usb1_vbus: regulator-usb1 {
47 pinctrl-names = "default";
48 pinctrl-0 = <&pinctrl_reg_usb1_en>;
49 compatible = "regulator-fixed";
50 regulator-name = "usb1_vbus";
51 gpio = <&gpio1 12 GPIO_ACTIVE_HIGH>;
52 enable-active-high;
53 regulator-min-microvolt = <5000000>;
54 regulator-max-microvolt = <5000000>;
55 };
56
57 reg_usb2_vbus: regulator-usb2 {
58 pinctrl-names = "default";
59 pinctrl-0 = <&pinctrl_reg_usb2_en>;
60 compatible = "regulator-fixed";
61 regulator-name = "usb2_vbus";
62 gpio = <&gpio4 12 GPIO_ACTIVE_HIGH>;
63 enable-active-high;
64 regulator-min-microvolt = <5000000>;
65 regulator-max-microvolt = <5000000>;
66 };
67
68 reg_wifi_en: regulator-wifi-en {
69 pinctrl-names = "default";
70 pinctrl-0 = <&pinctrl_reg_wl>;
71 compatible = "regulator-fixed";
72 regulator-name = "wl";
73 gpio = <&gpio4 19 GPIO_ACTIVE_HIGH>;
74 startup-delay-us = <100>;
75 enable-active-high;
76 regulator-min-microvolt = <3300000>;
77 regulator-max-microvolt = <3300000>;
78 };
79
80 reg_usdhc2_vmmc: regulator-usdhc2-vmmc {
81 pinctrl-names = "default";
82 pinctrl-0 = <&pinctrl_usdhc2_vmmc>;
83 compatible = "regulator-fixed";
84 regulator-name = "VDD_3V3_SD";
85 enable-active-high;
86 gpio = <&gpio2 19 0>; /* SD2_RESET */
87 off-on-delay-us = <12000>;
88 regulator-max-microvolt = <3300000>;
89 regulator-min-microvolt = <3300000>;
90 startup-delay-us = <100>;
91 };
92};
93
94/* off-board header */
95&ecspi2 {
96 pinctrl-names = "default";
97 pinctrl-0 = <&pinctrl_spi2>;
98 cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
99 status = "okay";
100};
101
102&gpio4 {
103 gpio-line-names =
104 "", "", "", "",
105 "", "", "", "",
106 "dio1", "", "", "dio0",
107 "", "", "pci_usb_sel", "",
108 "", "", "", "",
109 "", "", "rs485_en", "rs485_term",
110 "", "", "", "rs485_half",
111 "pci_wdis#", "", "", "";
112};
113
114&i2c2 {
115 clock-frequency = <400000>;
116 pinctrl-names = "default";
117 pinctrl-0 = <&pinctrl_i2c2>;
118 status = "okay";
119
120 accelerometer@19 {
121 pinctrl-names = "default";
122 pinctrl-0 = <&pinctrl_accel>;
123 compatible = "st,lis2de12";
124 reg = <0x19>;
125 st,drdy-int-pin = <1>;
126 interrupt-parent = <&gpio4>;
127 interrupts = <21 IRQ_TYPE_LEVEL_LOW>;
128 interrupt-names = "INT1";
129 };
130};
131
132&pcie_phy {
133 fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
134 fsl,clkreq-unsupported;
135 clocks = <&pcie0_refclk>;
136 clock-names = "ref";
137 status = "okay";
138};
139
140&pcie {
141 pinctrl-names = "default";
142 pinctrl-0 = <&pinctrl_pcie0>;
143 reset-gpio = <&gpio4 29 GPIO_ACTIVE_LOW>;
144 status = "okay";
145};
146
147/* GPS */
148&uart1 {
149 pinctrl-names = "default";
150 pinctrl-0 = <&pinctrl_uart1>;
151 status = "okay";
152};
153
154/* bluetooth HCI */
155&uart3 {
156 pinctrl-names = "default";
157 pinctrl-0 = <&pinctrl_uart3>, <&pinctrl_bten>;
158 cts-gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
159 rts-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
160 status = "okay";
161
162 bluetooth {
163 compatible = "brcm,bcm4330-bt";
164 shutdown-gpios = <&gpio4 16 GPIO_ACTIVE_HIGH>;
165 };
166};
167
168/* RS232 */
169&uart4 {
170 pinctrl-names = "default";
171 pinctrl-0 = <&pinctrl_uart4>;
172 status = "okay";
173};
174
175/* USB1 - OTG */
176&usb3_0 {
177 pinctrl-names = "default";
178 pinctrl-0 = <&pinctrl_usb1>;
179 fsl,over-current-active-low;
180 status = "okay";
181};
182
183&usb3_phy0 {
184 vbus-supply = <&reg_usb1_vbus>;
185 status = "okay";
186};
187
188&usb_dwc3_0 {
189 /* dual role is implemented but not a full featured OTG */
190 adp-disable;
191 hnp-disable;
192 srp-disable;
193 dr_mode = "otg";
194 usb-role-switch;
195 role-switch-default-mode = "peripheral";
196 status = "okay";
197
198 connector {
199 pinctrl-names = "default";
200 pinctrl-0 = <&pinctrl_usbcon1>;
201 compatible = "gpio-usb-b-connector", "usb-b-connector";
202 type = "micro";
203 label = "otg";
204 id-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
205 };
206};
207
208/* USB2 - USB3.0 Hub */
209&usb3_1 {
210 fsl,permanently-attached;
211 fsl,disable-port-power-control;
212 status = "okay";
213};
214
215&usb3_phy1 {
216 vbus-supply = <&reg_usb2_vbus>;
217 status = "okay";
218};
219
220&usb_dwc3_1 {
221 dr_mode = "host";
222 status = "okay";
223};
224
225/* SDIO WiFi */
226&usdhc1 {
227 pinctrl-names = "default";
228 pinctrl-0 = <&pinctrl_usdhc1>;
229 bus-width = <4>;
230 non-removable;
231 vmmc-supply = <&reg_wifi_en>;
232 status = "okay";
233};
234
235/* microSD */
236&usdhc2 {
237 pinctrl-names = "default", "state_100mhz", "state_200mhz";
238 pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
239 pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
240 pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
241 cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
242 bus-width = <4>;
243 vmmc-supply = <&reg_usdhc2_vmmc>;
244 status = "okay";
245};
246
247&iomuxc {
248 pinctrl-names = "default";
249 pinctrl-0 = <&pinctrl_hog>;
250
251 pinctrl_hog: hoggrp {
252 fsl,pins = <
253 MX8MP_IOMUXC_SAI1_RXD6__GPIO4_IO08 0x40000146 /* DIO1 */
254 MX8MP_IOMUXC_SAI1_TXC__GPIO4_IO11 0x40000146 /* DIO0 */
255 MX8MP_IOMUXC_SAI1_TXD2__GPIO4_IO14 0x40000106 /* PCIE_USBSEL */
256 MX8MP_IOMUXC_SAI2_MCLK__GPIO4_IO27 0x40000106 /* RS485_HALF */
257 MX8MP_IOMUXC_SAI2_RXC__GPIO4_IO22 0x40000106 /* RS485_EN */
258 MX8MP_IOMUXC_SAI2_RXD0__GPIO4_IO23 0x40000106 /* RS485_TERM */
259 MX8MP_IOMUXC_SAI3_RXFS__GPIO4_IO28 0x40000106 /* PCIE_WDIS# */
260 >;
261 };
262
263 pinctrl_accel: accelgrp {
264 fsl,pins = <
265 MX8MP_IOMUXC_SAI2_RXFS__GPIO4_IO21 0x150 /* IRQ */
266 >;
267 };
268
269 pinctrl_bten: btengrp {
270 fsl,pins = <
271 MX8MP_IOMUXC_SAI1_TXD4__GPIO4_IO16 0x146
272 >;
273 };
274
275 pinctrl_gpio_leds: gpioledgrp {
276 fsl,pins = <
277 MX8MP_IOMUXC_SAI1_RXC__GPIO4_IO01 0x6 /* LEDG */
278 MX8MP_IOMUXC_SAI1_RXD3__GPIO4_IO05 0x6 /* LEDR */
279 >;
280 };
281
282 pinctrl_pcie0: pcie0grp {
283 fsl,pins = <
284 MX8MP_IOMUXC_SAI3_RXC__GPIO4_IO29 0x106
285 >;
286 };
287
288 pinctrl_pps: ppsgrp {
289 fsl,pins = <
290 MX8MP_IOMUXC_SAI1_RXD1__GPIO4_IO03 0x146
291 >;
292 };
293
294 pinctrl_reg_wl: regwlgrp {
295 fsl,pins = <
296 MX8MP_IOMUXC_SAI1_TXD7__GPIO4_IO19 0x146
297 >;
298 };
299
300 pinctrl_reg_usb1_en: regusb1grp {
301 fsl,pins = <
302 MX8MP_IOMUXC_GPIO1_IO12__GPIO1_IO12 0x146 /* USB1_EN */
303 >;
304 };
305
306 pinctrl_usb1: usb1grp {
307 fsl,pins = <
308 MX8MP_IOMUXC_GPIO1_IO13__USB1_OTG_OC 0x140 /* USB1_FLT# */
309 >;
310 };
311
312 pinctrl_usbcon1: usbcon1grp {
313 fsl,pins = <
314 MX8MP_IOMUXC_SAI5_RXD0__GPIO3_IO21 0x140 /* USB1_ID */
315 >;
316 };
317
318 pinctrl_reg_usb2_en: regusb2grp {
319 fsl,pins = <
320 MX8MP_IOMUXC_SAI1_TXD0__GPIO4_IO12 0x146 /* USBHUB_RST# */
321 >;
322 };
323
324 pinctrl_spi2: spi2grp {
325 fsl,pins = <
326 MX8MP_IOMUXC_ECSPI2_SCLK__ECSPI2_SCLK 0x140
327 MX8MP_IOMUXC_ECSPI2_MOSI__ECSPI2_MOSI 0x140
328 MX8MP_IOMUXC_ECSPI2_MISO__ECSPI2_MISO 0x140
329 MX8MP_IOMUXC_ECSPI2_SS0__GPIO5_IO13 0x140
330 >;
331 };
332
333 pinctrl_uart1: uart1grp {
334 fsl,pins = <
335 MX8MP_IOMUXC_UART1_RXD__UART1_DCE_RX 0x140
336 MX8MP_IOMUXC_UART1_TXD__UART1_DCE_TX 0x140
337 >;
338 };
339
340 pinctrl_uart3: uart3grp {
341 fsl,pins = <
342 MX8MP_IOMUXC_UART3_RXD__UART3_DCE_RX 0x140
343 MX8MP_IOMUXC_UART3_TXD__UART3_DCE_TX 0x140
344 MX8MP_IOMUXC_ECSPI1_MISO__GPIO5_IO08 0x140
345 MX8MP_IOMUXC_ECSPI1_SS0__GPIO5_IO09 0x140
346 >;
347 };
348
349 pinctrl_uart4: uart4grp {
350 fsl,pins = <
351 MX8MP_IOMUXC_UART4_RXD__UART4_DCE_RX 0x140
352 MX8MP_IOMUXC_UART4_TXD__UART4_DCE_TX 0x140
353 >;
354 };
355
356 pinctrl_usdhc1: usdhc1grp {
357 fsl,pins = <
358 MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x190
359 MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d0
360 MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d0
361 MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d0
362 MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d0
363 MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d0
364 >;
365 };
366
367 pinctrl_usdhc2: usdhc2grp {
368 fsl,pins = <
369 MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x190
370 MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d0
371 MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d0
372 MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d0
373 MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d0
374 MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d0
375 MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
376 >;
377 };
378
379 pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
380 fsl,pins = <
381 MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x194
382 MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d4
383 MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d4
384 MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d4
385 MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d4
386 MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d4
387 MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
388 >;
389 };
390
391 pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
392 fsl,pins = <
393 MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x196
394 MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d6
395 MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d6
396 MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d6
397 MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d6
398 MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d6
399 MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
400 >;
401 };
402
403 pinctrl_usdhc2_vmmc: usdhc2-vmmc-grp {
404 fsl,pins = <
405 MX8MP_IOMUXC_SD2_RESET_B__USDHC2_RESET_B 0x1d0
406 >;
407 };
408
409 pinctrl_usdhc2_gpio: usdhc2gpiogrp {
410 fsl,pins = <
411 MX8MP_IOMUXC_SD2_CD_B__GPIO2_IO12 0x1c4
412 >;
413 };
414};