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Tom Rini53633a82024-02-29 12:33:36 -05001// 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: clock-pcie0 {
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 compatible = "regulator-fixed";
48 pinctrl-names = "default";
49 pinctrl-0 = <&pinctrl_reg_usb1_en>;
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 compatible = "regulator-fixed";
59 pinctrl-names = "default";
60 pinctrl-0 = <&pinctrl_reg_usb2_en>;
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_usdhc2_vmmc: regulator-usdhc2-vmmc {
69 compatible = "regulator-fixed";
70 pinctrl-names = "default";
71 pinctrl-0 = <&pinctrl_usdhc2_vmmc>;
72 regulator-name = "VDD_3V3_SD";
73 enable-active-high;
74 gpio = <&gpio2 19 0>; /* SD2_RESET */
75 off-on-delay-us = <12000>;
76 regulator-max-microvolt = <3300000>;
77 regulator-min-microvolt = <3300000>;
78 startup-delay-us = <100>;
79 };
80};
81
82/* off-board header */
83&ecspi2 {
84 pinctrl-names = "default";
85 pinctrl-0 = <&pinctrl_spi2>;
86 cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
87 status = "okay";
88};
89
90&gpio4 {
91 gpio-line-names =
92 "", "", "", "",
93 "", "", "", "",
94 "dio1", "", "", "dio0",
95 "", "", "pci_usb_sel", "",
96 "", "", "", "",
97 "", "", "rs485_en", "rs485_term",
98 "", "", "", "rs485_half",
99 "pci_wdis#", "", "", "";
100};
101
102&i2c2 {
103 clock-frequency = <400000>;
104 pinctrl-names = "default";
105 pinctrl-0 = <&pinctrl_i2c2>;
106 status = "okay";
107
108 accelerometer@19 {
109 compatible = "st,lis2de12";
110 reg = <0x19>;
111 pinctrl-names = "default";
112 pinctrl-0 = <&pinctrl_accel>;
113 st,drdy-int-pin = <1>;
114 interrupt-parent = <&gpio4>;
115 interrupts = <21 IRQ_TYPE_LEVEL_LOW>;
116 };
117};
118
119&pcie_phy {
120 fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
121 fsl,clkreq-unsupported;
122 clocks = <&pcie0_refclk>;
123 clock-names = "ref";
124 status = "okay";
125};
126
127&pcie {
128 pinctrl-names = "default";
129 pinctrl-0 = <&pinctrl_pcie0>;
130 reset-gpio = <&gpio4 29 GPIO_ACTIVE_LOW>;
131 status = "okay";
132};
133
134/* GPS */
135&uart1 {
136 pinctrl-names = "default";
137 pinctrl-0 = <&pinctrl_uart1>;
138 status = "okay";
139};
140
141/* off-board header */
142&uart3 {
143 pinctrl-names = "default";
144 pinctrl-0 = <&pinctrl_uart3>;
145 status = "okay";
146};
147
148/* RS232 */
149&uart4 {
150 pinctrl-names = "default";
151 pinctrl-0 = <&pinctrl_uart4>;
152 status = "okay";
153};
154
155/* USB1 - OTG */
156&usb3_0 {
157 pinctrl-names = "default";
158 pinctrl-0 = <&pinctrl_usb1>;
159 fsl,over-current-active-low;
160 status = "okay";
161};
162
163&usb3_phy0 {
164 vbus-supply = <&reg_usb1_vbus>;
165 status = "okay";
166};
167
168&usb_dwc3_0 {
169 /* dual role is implemented but not a full featured OTG */
170 adp-disable;
171 hnp-disable;
172 srp-disable;
173 dr_mode = "otg";
174 usb-role-switch;
175 role-switch-default-mode = "peripheral";
176 status = "okay";
177
178 connector {
179 compatible = "gpio-usb-b-connector", "usb-b-connector";
180 pinctrl-names = "default";
181 pinctrl-0 = <&pinctrl_usbcon1>;
182 type = "micro";
183 label = "otg";
184 id-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
185 };
186};
187
188/* USB2 - USB3.0 Hub */
189&usb3_1 {
190 fsl,permanently-attached;
191 fsl,disable-port-power-control;
192 status = "okay";
193};
194
195&usb3_phy1 {
196 vbus-supply = <&reg_usb2_vbus>;
197 status = "okay";
198};
199
200&usb_dwc3_1 {
201 dr_mode = "host";
202 status = "okay";
203};
204
205/* microSD */
206&usdhc2 {
207 pinctrl-names = "default", "state_100mhz", "state_200mhz";
208 pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
209 pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
210 pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
211 cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
212 bus-width = <4>;
213 vmmc-supply = <&reg_usdhc2_vmmc>;
214 status = "okay";
215};
216
217&iomuxc {
218 pinctrl-names = "default";
219 pinctrl-0 = <&pinctrl_hog>;
220
221 pinctrl_hog: hoggrp {
222 fsl,pins = <
223 MX8MP_IOMUXC_SAI1_RXD6__GPIO4_IO08 0x40000146 /* DIO1 */
224 MX8MP_IOMUXC_SAI1_TXC__GPIO4_IO11 0x40000146 /* DIO0 */
225 MX8MP_IOMUXC_SAI1_TXD2__GPIO4_IO14 0x40000106 /* PCIE_USBSEL */
226 MX8MP_IOMUXC_SAI2_MCLK__GPIO4_IO27 0x40000106 /* RS485_HALF */
227 MX8MP_IOMUXC_SAI2_RXC__GPIO4_IO22 0x40000106 /* RS485_EN */
228 MX8MP_IOMUXC_SAI2_RXD0__GPIO4_IO23 0x40000106 /* RS485_TERM */
229 MX8MP_IOMUXC_SAI3_RXFS__GPIO4_IO28 0x40000106 /* PCIE_WDIS# */
230 >;
231 };
232
233 pinctrl_accel: accelgrp {
234 fsl,pins = <
235 MX8MP_IOMUXC_SAI2_RXFS__GPIO4_IO21 0x150 /* IRQ */
236 >;
237 };
238
239 pinctrl_gpio_leds: gpioledgrp {
240 fsl,pins = <
241 MX8MP_IOMUXC_SAI1_RXC__GPIO4_IO01 0x6 /* LEDG */
242 MX8MP_IOMUXC_SAI1_RXD3__GPIO4_IO05 0x6 /* LEDR */
243 >;
244 };
245
246 pinctrl_pcie0: pcie0grp {
247 fsl,pins = <
248 MX8MP_IOMUXC_SAI3_RXC__GPIO4_IO29 0x106
249 >;
250 };
251
252 pinctrl_pps: ppsgrp {
253 fsl,pins = <
254 MX8MP_IOMUXC_SAI1_RXD1__GPIO4_IO03 0x146
255 >;
256 };
257
258 pinctrl_reg_usb1_en: regusb1grp {
259 fsl,pins = <
260 MX8MP_IOMUXC_GPIO1_IO12__GPIO1_IO12 0x146 /* USB1_EN */
261 >;
262 };
263
264 pinctrl_usb1: usb1grp {
265 fsl,pins = <
266 MX8MP_IOMUXC_GPIO1_IO13__USB1_OTG_OC 0x140 /* USB1_FLT# */
267 >;
268 };
269
270 pinctrl_usbcon1: usbcon1grp {
271 fsl,pins = <
272 MX8MP_IOMUXC_SAI5_RXD0__GPIO3_IO21 0x140 /* USB1_ID */
273 >;
274 };
275
276 pinctrl_reg_usb2_en: regusb2grp {
277 fsl,pins = <
278 MX8MP_IOMUXC_SAI1_TXD0__GPIO4_IO12 0x146 /* USBHUB_RST# */
279 >;
280 };
281
282 pinctrl_spi2: spi2grp {
283 fsl,pins = <
284 MX8MP_IOMUXC_ECSPI2_SCLK__ECSPI2_SCLK 0x140
285 MX8MP_IOMUXC_ECSPI2_MOSI__ECSPI2_MOSI 0x140
286 MX8MP_IOMUXC_ECSPI2_MISO__ECSPI2_MISO 0x140
287 MX8MP_IOMUXC_ECSPI2_SS0__GPIO5_IO13 0x140
288 >;
289 };
290
291 pinctrl_uart1: uart1grp {
292 fsl,pins = <
293 MX8MP_IOMUXC_UART1_RXD__UART1_DCE_RX 0x140
294 MX8MP_IOMUXC_UART1_TXD__UART1_DCE_TX 0x140
295 >;
296 };
297
298 pinctrl_uart3: uart3grp {
299 fsl,pins = <
300 MX8MP_IOMUXC_UART3_RXD__UART3_DCE_RX 0x140
301 MX8MP_IOMUXC_UART3_TXD__UART3_DCE_TX 0x140
302 >;
303 };
304
305 pinctrl_uart4: uart4grp {
306 fsl,pins = <
307 MX8MP_IOMUXC_UART4_RXD__UART4_DCE_RX 0x140
308 MX8MP_IOMUXC_UART4_TXD__UART4_DCE_TX 0x140
309 >;
310 };
311
312 pinctrl_usdhc1: usdhc1grp {
313 fsl,pins = <
314 MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x190
315 MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d0
316 MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d0
317 MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d0
318 MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d0
319 MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d0
320 >;
321 };
322
323 pinctrl_usdhc2: usdhc2grp {
324 fsl,pins = <
325 MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x190
326 MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d0
327 MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d0
328 MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d0
329 MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d0
330 MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d0
331 MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
332 >;
333 };
334
335 pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
336 fsl,pins = <
337 MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x194
338 MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d4
339 MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d4
340 MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d4
341 MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d4
342 MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d4
343 MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
344 >;
345 };
346
347 pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
348 fsl,pins = <
349 MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x196
350 MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d6
351 MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d6
352 MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d6
353 MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d6
354 MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d6
355 MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
356 >;
357 };
358
359 pinctrl_usdhc2_vmmc: usdhc2-vmmc-grp {
360 fsl,pins = <
361 MX8MP_IOMUXC_SD2_RESET_B__USDHC2_RESET_B 0x1d0
362 >;
363 };
364
365 pinctrl_usdhc2_gpio: usdhc2gpiogrp {
366 fsl,pins = <
367 MX8MP_IOMUXC_SD2_CD_B__GPIO2_IO12 0x1c4
368 >;
369 };
370};