1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright 2019 NXP
4 * Copyright 2019-2020 Variscite Ltd.
5 * Copyright (C) 2020 Krzysztof Kozlowski <krzk@kernel.org>
6 */
7
8#include "imx8mn.dtsi"
9
10/ {
11	model = "Variscite VAR-SOM-MX8MN module";
12	compatible = "variscite,var-som-mx8mn", "fsl,imx8mn";
13
14	chosen {
15		stdout-path = &uart4;
16	};
17
18	memory@40000000 {
19		device_type = "memory";
20		reg = <0x0 0x40000000 0 0x40000000>;
21	};
22
23	reg_eth_phy: regulator-eth-phy {
24		compatible = "regulator-fixed";
25		pinctrl-names = "default";
26		pinctrl-0 = <&pinctrl_reg_eth_phy>;
27		regulator-name = "eth_phy_pwr";
28		regulator-min-microvolt = <3300000>;
29		regulator-max-microvolt = <3300000>;
30		gpio = <&gpio2 9 GPIO_ACTIVE_HIGH>;
31		enable-active-high;
32	};
33};
34
35&A53_0 {
36	cpu-supply = <&buck2_reg>;
37};
38
39&A53_1 {
40	cpu-supply = <&buck2_reg>;
41};
42
43&A53_2 {
44	cpu-supply = <&buck2_reg>;
45};
46
47&A53_3 {
48	cpu-supply = <&buck2_reg>;
49};
50
51&ecspi1 {
52	pinctrl-names = "default";
53	pinctrl-0 = <&pinctrl_ecspi1>;
54	cs-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>,
55		   <&gpio1  0 GPIO_ACTIVE_LOW>;
56	/delete-property/ dmas;
57	/delete-property/ dma-names;
58	status = "okay";
59
60	/* Resistive touch controller */
61	touchscreen@0 {
62		reg = <0>;
63		compatible = "ti,ads7846";
64		pinctrl-names = "default";
65		pinctrl-0 = <&pinctrl_restouch>;
66		interrupt-parent = <&gpio1>;
67		interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
68
69		spi-max-frequency = <1500000>;
70		pendown-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>;
71
72		ti,x-min = /bits/ 16 <125>;
73		touchscreen-size-x = <4008>;
74		ti,y-min = /bits/ 16 <282>;
75		touchscreen-size-y = <3864>;
76		ti,x-plate-ohms = /bits/ 16 <180>;
77		touchscreen-max-pressure = <255>;
78		touchscreen-average-samples = <10>;
79		ti,debounce-tol = /bits/ 16 <3>;
80		ti,debounce-rep = /bits/ 16 <1>;
81		ti,settle-delay-usec = /bits/ 16 <150>;
82		ti,keep-vref-on;
83		wakeup-source;
84	};
85};
86
87&fec1 {
88	pinctrl-names = "default", "sleep";
89	pinctrl-0 = <&pinctrl_fec1>;
90	pinctrl-1 = <&pinctrl_fec1_sleep>;
91	phy-mode = "rgmii";
92	phy-handle = <&ethphy>;
93	phy-supply = <&reg_eth_phy>;
94	fsl,magic-packet;
95	status = "okay";
96
97	mdio {
98		#address-cells = <1>;
99		#size-cells = <0>;
100
101		ethphy: ethernet-phy@4 {
102			compatible = "ethernet-phy-ieee802.3-c22";
103			reg = <4>;
104			reset-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
105			reset-assert-us = <10000>;
106		};
107	};
108};
109
110&i2c1 {
111	clock-frequency = <400000>;
112	pinctrl-names = "default";
113	pinctrl-0 = <&pinctrl_i2c1>;
114	status = "okay";
115
116	pmic@4b {
117		compatible = "rohm,bd71847";
118		reg = <0x4b>;
119		pinctrl-names = "default";
120		pinctrl-0 = <&pinctrl_pmic>;
121		interrupt-parent = <&gpio2>;
122		interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
123		rohm,reset-snvs-powered;
124
125		regulators {
126			buck1_reg: BUCK1 {
127				regulator-name = "buck1";
128				regulator-min-microvolt = <700000>;
129				regulator-max-microvolt = <1300000>;
130				regulator-boot-on;
131				regulator-always-on;
132				regulator-ramp-delay = <1250>;
133			};
134
135			buck2_reg: BUCK2 {
136				regulator-name = "buck2";
137				regulator-min-microvolt = <700000>;
138				regulator-max-microvolt = <1300000>;
139				regulator-boot-on;
140				regulator-always-on;
141				regulator-ramp-delay = <1250>;
142				rohm,dvs-run-voltage = <1000000>;
143				rohm,dvs-idle-voltage = <900000>;
144			};
145
146			buck3_reg: BUCK3 {
147				regulator-name = "buck3";
148				regulator-min-microvolt = <700000>;
149				regulator-max-microvolt = <1350000>;
150				regulator-boot-on;
151				regulator-always-on;
152			};
153
154			buck4_reg: BUCK4 {
155				regulator-name = "buck4";
156				regulator-min-microvolt = <2600000>;
157				regulator-max-microvolt = <3300000>;
158				regulator-boot-on;
159				regulator-always-on;
160			};
161
162			buck5_reg: BUCK5 {
163				regulator-name = "buck5";
164				regulator-min-microvolt = <1605000>;
165				regulator-max-microvolt = <1995000>;
166				regulator-boot-on;
167				regulator-always-on;
168			};
169
170			buck6_reg: BUCK6 {
171				regulator-name = "buck6";
172				regulator-min-microvolt = <800000>;
173				regulator-max-microvolt = <1400000>;
174				regulator-boot-on;
175				regulator-always-on;
176			};
177
178			ldo1_reg: LDO1 {
179				regulator-name = "ldo1";
180				regulator-min-microvolt = <1600000>;
181				regulator-max-microvolt = <1900000>;
182				regulator-boot-on;
183				regulator-always-on;
184			};
185
186			ldo2_reg: LDO2 {
187				regulator-name = "ldo2";
188				regulator-min-microvolt = <800000>;
189				regulator-max-microvolt = <900000>;
190				regulator-boot-on;
191				regulator-always-on;
192			};
193
194			ldo3_reg: LDO3 {
195				regulator-name = "ldo3";
196				regulator-min-microvolt = <1800000>;
197				regulator-max-microvolt = <3300000>;
198				regulator-boot-on;
199				regulator-always-on;
200			};
201
202			ldo4_reg: LDO4 {
203				regulator-name = "ldo4";
204				regulator-min-microvolt = <900000>;
205				regulator-max-microvolt = <1800000>;
206				regulator-always-on;
207			};
208
209			ldo5_reg: LDO5 {
210				regulator-name = "ldo5";
211				regulator-min-microvolt = <1800000>;
212				regulator-max-microvolt = <1800000>;
213				regulator-always-on;
214			};
215
216			ldo6_reg: LDO6 {
217				regulator-name = "ldo6";
218				regulator-min-microvolt = <900000>;
219				regulator-max-microvolt = <1800000>;
220				regulator-boot-on;
221				regulator-always-on;
222			};
223		};
224	};
225};
226
227&i2c3 {
228	clock-frequency = <400000>;
229	pinctrl-names = "default";
230	pinctrl-0 = <&pinctrl_i2c3>;
231	status = "okay";
232
233	/* TODO: configure audio, as of now just put a placeholder */
234	wm8904: codec@1a {
235		compatible = "wlf,wm8904";
236		reg = <0x1a>;
237		status = "disabled";
238	};
239};
240
241&snvs_pwrkey {
242	status = "okay";
243};
244
245/* Bluetooth */
246&uart2 {
247	pinctrl-names = "default";
248	pinctrl-0 = <&pinctrl_uart2>;
249	assigned-clocks = <&clk IMX8MN_CLK_UART2>;
250	assigned-clock-parents = <&clk IMX8MN_SYS_PLL1_80M>;
251	uart-has-rtscts;
252	status = "okay";
253};
254
255/* Console */
256&uart4 {
257	pinctrl-names = "default";
258	pinctrl-0 = <&pinctrl_uart4>;
259	status = "okay";
260};
261
262&usbotg1 {
263	dr_mode = "otg";
264	usb-role-switch;
265	status = "okay";
266};
267
268/* WIFI */
269&usdhc1 {
270	#address-cells = <1>;
271	#size-cells = <0>;
272	pinctrl-names = "default", "state_100mhz", "state_200mhz";
273	pinctrl-0 = <&pinctrl_usdhc1>;
274	pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
275	pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
276	bus-width = <4>;
277	non-removable;
278	keep-power-in-suspend;
279	status = "okay";
280
281	brcmf: bcrmf@1 {
282		reg = <1>;
283		compatible = "brcm,bcm4329-fmac";
284	};
285};
286
287/* SD */
288&usdhc2 {
289	assigned-clocks = <&clk IMX8MN_CLK_USDHC2>;
290	assigned-clock-rates = <200000000>;
291	pinctrl-names = "default", "state_100mhz", "state_200mhz";
292	pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
293	pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
294	pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
295	cd-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
296	bus-width = <4>;
297	vmmc-supply = <&reg_usdhc2_vmmc>;
298	status = "okay";
299};
300
301/* eMMC */
302&usdhc3 {
303	assigned-clocks = <&clk IMX8MN_CLK_USDHC3_ROOT>;
304	assigned-clock-rates = <400000000>;
305	pinctrl-names = "default", "state_100mhz", "state_200mhz";
306	pinctrl-0 = <&pinctrl_usdhc3>;
307	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
308	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
309	bus-width = <8>;
310	non-removable;
311	status = "okay";
312};
313
314&wdog1 {
315	pinctrl-names = "default";
316	pinctrl-0 = <&pinctrl_wdog>;
317	fsl,ext-reset-output;
318	status = "okay";
319};
320
321&iomuxc {
322	pinctrl_ecspi1: ecspi1grp {
323		fsl,pins = <
324			MX8MN_IOMUXC_ECSPI1_SCLK_ECSPI1_SCLK		0x13
325			MX8MN_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI		0x13
326			MX8MN_IOMUXC_ECSPI1_MISO_ECSPI1_MISO		0x13
327			MX8MN_IOMUXC_GPIO1_IO14_GPIO1_IO14		0x13
328			MX8MN_IOMUXC_GPIO1_IO00_GPIO1_IO0		0x13
329		>;
330	};
331
332	pinctrl_fec1: fec1grp {
333		fsl,pins = <
334			MX8MN_IOMUXC_ENET_MDC_ENET1_MDC			0x3
335			MX8MN_IOMUXC_ENET_MDIO_ENET1_MDIO		0x3
336			MX8MN_IOMUXC_ENET_TD3_ENET1_RGMII_TD3		0x1f
337			MX8MN_IOMUXC_ENET_TD2_ENET1_RGMII_TD2		0x1f
338			MX8MN_IOMUXC_ENET_TD1_ENET1_RGMII_TD1		0x1f
339			MX8MN_IOMUXC_ENET_TD0_ENET1_RGMII_TD0		0x1f
340			MX8MN_IOMUXC_ENET_RD3_ENET1_RGMII_RD3		0x91
341			MX8MN_IOMUXC_ENET_RD2_ENET1_RGMII_RD2		0x91
342			MX8MN_IOMUXC_ENET_RD1_ENET1_RGMII_RD1		0x91
343			MX8MN_IOMUXC_ENET_RD0_ENET1_RGMII_RD0		0x91
344			MX8MN_IOMUXC_ENET_TXC_ENET1_RGMII_TXC		0x1f
345			MX8MN_IOMUXC_ENET_RXC_ENET1_RGMII_RXC		0x91
346			MX8MN_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL	0x91
347			MX8MN_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL	0x1f
348			MX8MN_IOMUXC_GPIO1_IO09_GPIO1_IO9		0x19
349		>;
350	};
351
352	pinctrl_fec1_sleep: fec1sleepgrp {
353		fsl,pins = <
354			MX8MN_IOMUXC_ENET_MDC_GPIO1_IO16		0x120
355			MX8MN_IOMUXC_ENET_MDIO_GPIO1_IO17		0x120
356			MX8MN_IOMUXC_ENET_TD3_GPIO1_IO18		0x120
357			MX8MN_IOMUXC_ENET_TD2_GPIO1_IO19		0x120
358			MX8MN_IOMUXC_ENET_TD1_GPIO1_IO20		0x120
359			MX8MN_IOMUXC_ENET_TD0_GPIO1_IO21		0x120
360			MX8MN_IOMUXC_ENET_RD3_GPIO1_IO29		0x120
361			MX8MN_IOMUXC_ENET_RD2_GPIO1_IO28		0x120
362			MX8MN_IOMUXC_ENET_RD1_GPIO1_IO27		0x120
363			MX8MN_IOMUXC_ENET_RD0_GPIO1_IO26		0x120
364			MX8MN_IOMUXC_ENET_TXC_GPIO1_IO23		0x120
365			MX8MN_IOMUXC_ENET_RXC_GPIO1_IO25		0x120
366			MX8MN_IOMUXC_ENET_RX_CTL_GPIO1_IO24		0x120
367			MX8MN_IOMUXC_ENET_TX_CTL_GPIO1_IO22		0x120
368			MX8MN_IOMUXC_GPIO1_IO09_GPIO1_IO9		0x120
369		>;
370	};
371
372	pinctrl_i2c1: i2c1grp {
373		fsl,pins = <
374			MX8MN_IOMUXC_I2C1_SCL_I2C1_SCL		0x400001c3
375			MX8MN_IOMUXC_I2C1_SDA_I2C1_SDA		0x400001c3
376		>;
377	};
378
379	pinctrl_i2c3: i2c3grp {
380		fsl,pins = <
381			MX8MN_IOMUXC_I2C3_SCL_I2C3_SCL		0x400001c3
382			MX8MN_IOMUXC_I2C3_SDA_I2C3_SDA		0x400001c3
383		>;
384	};
385
386	pinctrl_pmic: pmicirqgrp {
387		fsl,pins = <
388			MX8MN_IOMUXC_SD1_DATA6_GPIO2_IO8	0x141
389		>;
390	};
391
392	pinctrl_reg_eth_phy: regethphygrp {
393		fsl,pins = <
394			MX8MN_IOMUXC_SD1_DATA7_GPIO2_IO9	0x41
395		>;
396	};
397
398	pinctrl_restouch: restouchgrp {
399		fsl,pins = <
400			MX8MN_IOMUXC_GPIO1_IO03_GPIO1_IO3	0x1c0
401		>;
402	};
403
404	pinctrl_uart2: uart2grp {
405		fsl,pins = <
406			MX8MN_IOMUXC_SAI3_TXFS_UART2_DCE_RX	0x140
407			MX8MN_IOMUXC_SAI3_TXC_UART2_DCE_TX	0x140
408			MX8MN_IOMUXC_SAI3_RXC_UART2_DCE_CTS_B	0x140
409			MX8MN_IOMUXC_SAI3_RXD_UART2_DCE_RTS_B	0x140
410		>;
411	};
412
413	pinctrl_uart4: uart4grp {
414		fsl,pins = <
415			MX8MN_IOMUXC_UART4_RXD_UART4_DCE_RX	0x140
416			MX8MN_IOMUXC_UART4_TXD_UART4_DCE_TX	0x140
417		>;
418	};
419
420	pinctrl_usdhc1: usdhc1grp {
421		fsl,pins = <
422			MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK		0x190
423			MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD		0x1d0
424			MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0	0x1d0
425			MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1	0x1d0
426			MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2	0x1d0
427			MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3	0x1d0
428		>;
429	};
430
431	pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp {
432		fsl,pins = <
433			MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK		0x194
434			MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD		0x1d4
435			MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0	0x1d4
436			MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1	0x1d4
437			MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2	0x1d4
438			MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3	0x1d4
439		>;
440	};
441
442	pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp {
443		fsl,pins = <
444			MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK		0x196
445			MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD		0x1d6
446			MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0	0x1d6
447			MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1	0x1d6
448			MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2	0x1d6
449			MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3	0x1d6
450		>;
451	};
452
453	pinctrl_usdhc2_gpio: usdhc2gpiogrp {
454		fsl,pins = <
455			MX8MN_IOMUXC_GPIO1_IO10_GPIO1_IO10	0x41
456		>;
457	};
458
459	pinctrl_usdhc2: usdhc2grp {
460		fsl,pins = <
461			MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK		0x190
462			MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d0
463			MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d0
464			MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d0
465			MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d0
466			MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d0
467			MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
468		>;
469	};
470
471	pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
472		fsl,pins = <
473			MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK		0x194
474			MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d4
475			MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d4
476			MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d4
477			MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d4
478			MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d4
479			MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
480		>;
481	};
482
483	pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
484		fsl,pins = <
485			MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK		0x196
486			MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d6
487			MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d6
488			MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d6
489			MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d6
490			MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d6
491			MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
492		>;
493	};
494
495	pinctrl_usdhc3: usdhc3grp {
496		fsl,pins = <
497			MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK	0x190
498			MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD	0x1d0
499			MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0	0x1d0
500			MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1	0x1d0
501			MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2	0x1d0
502			MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3	0x1d0
503			MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4	0x1d0
504			MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5	0x1d0
505			MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6	0x1d0
506			MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7	0x1d0
507			MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE	0x190
508		>;
509	};
510
511	pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
512		fsl,pins = <
513			MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK	0x194
514			MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD	0x1d4
515			MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0	0x1d4
516			MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1	0x1d4
517			MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2	0x1d4
518			MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3	0x1d4
519			MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4	0x1d4
520			MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5	0x1d4
521			MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6	0x1d4
522			MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7	0x1d4
523			MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE	0x194
524		>;
525	};
526
527	pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
528		fsl,pins = <
529			MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK	0x196
530			MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD	0x1d6
531			MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0	0x1d6
532			MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1	0x1d6
533			MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2	0x1d6
534			MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3	0x1d6
535			MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4	0x1d6
536			MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5	0x1d6
537			MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6	0x1d6
538			MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7	0x1d6
539			MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE	0x196
540		>;
541	};
542
543	pinctrl_wdog: wdoggrp {
544		fsl,pins = <
545			MX8MN_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B	0x166
546		>;
547	};
548};
549