1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright 2018 Boundary Devices
4 */
5
6/dts-v1/;
7
8#include <dt-bindings/input/input.h>
9#include "imx8mq.dtsi"
10
11/ {
12	model = "Boundary Devices i.MX8MQ Nitrogen8M";
13	compatible = "boundary,imx8mq-nitrogen8m", "fsl,imx8mq";
14
15	chosen {
16		stdout-path = "serial0:115200n8";
17	};
18
19	memory@40000000 {
20		device_type = "memory";
21		reg = <0x00000000 0x40000000 0 0x80000000>;
22	};
23
24	gpio-keys {
25		compatible = "gpio-keys";
26		pinctrl-names = "default";
27		pinctrl-0 = <&pinctrl_gpio_keys>;
28
29		power {
30			label = "Power Button";
31			gpios = <&gpio1 7 GPIO_ACTIVE_LOW>;
32			linux,code = <KEY_POWER>;
33			wakeup-source;
34		};
35	};
36
37	reg_vref_0v9: regulator-vref-0v9 {
38		compatible = "regulator-fixed";
39		regulator-name = "vref-0v9";
40		regulator-min-microvolt = <900000>;
41		regulator-max-microvolt = <900000>;
42	};
43
44	reg_vref_1v8: regulator-vref-1v8 {
45		compatible = "regulator-fixed";
46		regulator-name = "vref-1v8";
47		regulator-min-microvolt = <1800000>;
48		regulator-max-microvolt = <1800000>;
49	};
50
51	reg_vref_2v5: regulator-vref-2v5 {
52		compatible = "regulator-fixed";
53		regulator-name = "vref-2v5";
54		regulator-min-microvolt = <2500000>;
55		regulator-max-microvolt = <2500000>;
56	};
57
58	reg_vref_3v3: regulator-vref-3v3 {
59		compatible = "regulator-fixed";
60		regulator-name = "vref-3v3";
61		regulator-min-microvolt = <3300000>;
62		regulator-max-microvolt = <3300000>;
63	};
64
65	reg_vref_5v: regulator-vref-5v {
66		compatible = "regulator-fixed";
67		regulator-name = "vref-5v";
68		regulator-min-microvolt = <5000000>;
69		regulator-max-microvolt = <5000000>;
70	};
71};
72
73
74&fec1 {
75	pinctrl-names = "default";
76	pinctrl-0 = <&pinctrl_fec1>;
77	phy-mode = "rgmii-id";
78	phy-handle = <&ethphy0>;
79	fsl,magic-packet;
80	status = "okay";
81
82	mdio {
83		#address-cells = <1>;
84		#size-cells = <0>;
85
86		ethphy0: ethernet-phy@4 {
87			compatible = "ethernet-phy-ieee802.3-c22";
88			reg = <4>;
89			interrupts-extended = <&gpio1 11 IRQ_TYPE_LEVEL_LOW>;
90		};
91	};
92};
93
94&i2c1 {
95	clock-frequency = <400000>;
96	pinctrl-names = "default";
97	pinctrl-0 = <&pinctrl_i2c1>;
98	status = "okay";
99
100	i2cmux@70 {
101		compatible = "nxp,pca9546";
102		pinctrl-names = "default";
103		pinctrl-0 = <&pinctrl_i2c1_pca9546>;
104		reg = <0x70>;
105		reset-gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
106		#address-cells = <1>;
107		#size-cells = <0>;
108
109		i2c1a: i2c1@0 {
110			reg = <0>;
111			#address-cells = <1>;
112			#size-cells = <0>;
113
114			reg_arm_dram: regulator@60 {
115				compatible = "fcs,fan53555";
116				pinctrl-names = "default";
117				pinctrl-0 = <&pinctrl_reg_arm_dram>;
118				reg = <0x60>;
119				regulator-min-microvolt =  <900000>;
120				regulator-max-microvolt = <1000000>;
121				regulator-always-on;
122				vsel-gpios = <&gpio3 24 GPIO_ACTIVE_HIGH>;
123			};
124		};
125
126		i2c1b: i2c1@1 {
127			reg = <1>;
128			#address-cells = <1>;
129			#size-cells = <0>;
130
131			reg_dram_1p1v: regulator@60 {
132				compatible = "fcs,fan53555";
133				pinctrl-names = "default";
134				pinctrl-0 = <&pinctrl_reg_dram_1p1v>;
135				reg = <0x60>;
136				regulator-min-microvolt = <1100000>;
137				regulator-max-microvolt = <1100000>;
138				regulator-always-on;
139				vsel-gpios = <&gpio2 11 GPIO_ACTIVE_HIGH>;
140			};
141		};
142
143		i2c1c: i2c1@2 {
144			reg = <2>;
145			#address-cells = <1>;
146			#size-cells = <0>;
147
148			reg_soc_gpu_vpu: regulator@60 {
149				compatible = "fcs,fan53555";
150				pinctrl-names = "default";
151				pinctrl-0 = <&pinctrl_reg_soc_gpu_vpu>;
152				reg = <0x60>;
153				regulator-min-microvolt =  <900000>;
154				regulator-max-microvolt = <1000000>;
155				regulator-always-on;
156				vsel-gpios = <&gpio2 20 GPIO_ACTIVE_HIGH>;
157			};
158		};
159
160		i2c1d: i2c1@3 {
161			reg = <3>;
162			#address-cells = <1>;
163			#size-cells = <0>;
164
165			rtc@68 {
166				compatible = "microcrystal,rv4162";
167				pinctrl-names = "default";
168				pinctrl-0 = <&pinctrl_i2c1d_rv4162>;
169				reg = <0x68>;
170				interrupts-extended = <&gpio1 6 IRQ_TYPE_LEVEL_LOW>;
171				wakeup-source;
172			};
173		};
174	};
175};
176
177&uart1 { /* console */
178	pinctrl-names = "default";
179	pinctrl-0 = <&pinctrl_uart1>;
180	assigned-clocks = <&clk IMX8MQ_CLK_UART1>;
181	assigned-clock-parents = <&clk IMX8MQ_CLK_25M>;
182	status = "okay";
183};
184
185&uart2 {
186	pinctrl-names = "default";
187	pinctrl-0 = <&pinctrl_uart2>;
188	assigned-clocks = <&clk IMX8MQ_CLK_UART2>;
189	assigned-clock-parents = <&clk IMX8MQ_CLK_25M>;
190	status = "okay";
191};
192
193&usdhc1 {
194	assigned-clocks = <&clk IMX8MQ_CLK_USDHC1>;
195	assigned-clock-rates = <400000000>;
196	bus-width = <8>;
197	pinctrl-names = "default";
198	pinctrl-0 = <&pinctrl_usdhc1>;
199	non-removable;
200	vmmc-supply = <&reg_vref_1v8>;
201	status = "okay";
202};
203
204&wdog1 {
205	pinctrl-names = "default";
206	pinctrl-0 = <&pinctrl_wdog>;
207	fsl,ext-reset-output;
208	status = "okay";
209};
210
211&iomuxc {
212	pinctrl-names = "default";
213	pinctrl-0 = <&pinctrl_hog>;
214
215	pinctrl_hog: hoggrp {
216		fsl,pins = <
217			/* J17 connector, odd */
218			MX8MQ_IOMUXC_SAI1_RXFS_GPIO4_IO0		0x19	/* Pin 19 */
219			MX8MQ_IOMUXC_SAI1_RXC_GPIO4_IO1			0x19	/* Pin 21 */
220			MX8MQ_IOMUXC_SAI1_RXD1_GPIO4_IO3		0x19	/* Pin 23 */
221			MX8MQ_IOMUXC_SAI1_RXD2_GPIO4_IO4		0x19	/* Pin 25 */
222			MX8MQ_IOMUXC_SAI1_RXD3_GPIO4_IO5		0x19	/* Pin 27 */
223			MX8MQ_IOMUXC_SAI1_RXD4_GPIO4_IO6		0x19	/* Pin 29 */
224			MX8MQ_IOMUXC_SAI1_RXD5_GPIO4_IO7		0x19	/* Pin 31 */
225			MX8MQ_IOMUXC_SAI1_RXD6_GPIO4_IO8		0x19	/* Pin 33 */
226			MX8MQ_IOMUXC_SAI1_RXD7_GPIO4_IO9		0x19	/* Pin 35 */
227			MX8MQ_IOMUXC_SAI1_TXD1_GPIO4_IO13		0x19	/* Pin 39 */
228			MX8MQ_IOMUXC_SAI1_TXD2_GPIO4_IO14		0x19	/* Pin 41 */
229			MX8MQ_IOMUXC_SAI1_TXD3_GPIO4_IO15		0x19	/* Pin 43 */
230			MX8MQ_IOMUXC_SAI1_TXD4_GPIO4_IO16		0x19	/* Pin 45 */
231			MX8MQ_IOMUXC_SAI1_TXD5_GPIO4_IO17		0x19	/* Pin 47 */
232			MX8MQ_IOMUXC_SAI1_TXD6_GPIO4_IO18		0x19	/* Pin 49 */
233			MX8MQ_IOMUXC_SAI1_TXD7_GPIO4_IO19		0x19	/* Pin 51 */
234
235			/* J17 connector, even */
236			MX8MQ_IOMUXC_SAI3_RXFS_GPIO4_IO28		0x19	/* Pin 44 */
237			MX8MQ_IOMUXC_SAI3_RXC_GPIO4_IO29		0x19	/* Pin 48 */
238			MX8MQ_IOMUXC_GPIO1_IO10_GPIO1_IO10		0x19	/* Pin 50 */
239			MX8MQ_IOMUXC_GPIO1_IO03_GPIO1_IO3		0x19	/* Pin 54 */
240			MX8MQ_IOMUXC_GPIO1_IO05_GPIO1_IO5		0x19	/* Pin 56 */
241
242			/* J18 connector, odd */
243			MX8MQ_IOMUXC_NAND_CE3_B_GPIO3_IO4		0x19	/* Pin 41 */
244			MX8MQ_IOMUXC_NAND_CLE_GPIO3_IO5			0x19	/* Pin 43 */
245			MX8MQ_IOMUXC_NAND_READY_B_GPIO3_IO16		0x19	/* Pin 45 */
246			MX8MQ_IOMUXC_NAND_DATA05_GPIO3_IO11		0x19	/* Pin 47 */
247			MX8MQ_IOMUXC_NAND_WP_B_GPIO3_IO18		0x19	/* Pin 49 */
248			MX8MQ_IOMUXC_NAND_DQS_GPIO3_IO14		0x19	/* Pin 53 */
249
250			/* J18 connector, even */
251			MX8MQ_IOMUXC_NAND_ALE_GPIO3_IO0			0x19	/* Pin 32 */
252			MX8MQ_IOMUXC_NAND_CE0_B_GPIO3_IO1		0x19	/* Pin 36 */
253			MX8MQ_IOMUXC_NAND_DATA00_GPIO3_IO6		0x19	/* Pin 38 */
254			MX8MQ_IOMUXC_NAND_DATA01_GPIO3_IO7		0x19	/* Pin 40 */
255			MX8MQ_IOMUXC_NAND_DATA02_GPIO3_IO8		0x19	/* Pin 42 */
256			MX8MQ_IOMUXC_NAND_DATA03_GPIO3_IO9		0x19	/* Pin 44 */
257			MX8MQ_IOMUXC_NAND_DATA04_GPIO3_IO10		0x19	/* Pin 46 */
258
259			/* J13 Pin 2, WL_WAKE */
260			MX8MQ_IOMUXC_SAI5_RXD2_GPIO3_IO23		0xd6
261			/* J13 Pin 4, WL_IRQ, not needed for Silex */
262			MX8MQ_IOMUXC_SAI5_RXD0_GPIO3_IO21		0xd6
263			/* J13 pin 9, unused */
264			MX8MQ_IOMUXC_SD2_CD_B_GPIO2_IO12		0x19
265			/* J13 Pin 41, BT_CLK_REQ */
266			MX8MQ_IOMUXC_SAI5_RXD1_GPIO3_IO22		0xd6
267			/* J13 Pin 42, BT_HOST_WAKE */
268			MX8MQ_IOMUXC_SAI5_MCLK_GPIO3_IO25		0xd6
269
270			/* Clock for both CSI1 and CSI2 */
271			MX8MQ_IOMUXC_GPIO1_IO15_CCMSRCGPCMIX_CLKO2	0x07
272			/* test points */
273			MX8MQ_IOMUXC_GPIO1_IO04_GPIO1_IO4		0xc1	/* TP87 */
274		>;
275	};
276
277	pinctrl_fec1: fec1grp {
278		fsl,pins = <
279			MX8MQ_IOMUXC_ENET_MDC_ENET1_MDC			0x3
280			MX8MQ_IOMUXC_ENET_MDIO_ENET1_MDIO		0x23
281			MX8MQ_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL	0x1f
282			MX8MQ_IOMUXC_ENET_TXC_ENET1_RGMII_TXC		0x1f
283			MX8MQ_IOMUXC_ENET_TD0_ENET1_RGMII_TD0		0x1f
284			MX8MQ_IOMUXC_ENET_TD1_ENET1_RGMII_TD1		0x1f
285			MX8MQ_IOMUXC_ENET_TD2_ENET1_RGMII_TD2		0x1f
286			MX8MQ_IOMUXC_ENET_TD3_ENET1_RGMII_TD3		0x1f
287			MX8MQ_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL	0x91
288			MX8MQ_IOMUXC_ENET_RXC_ENET1_RGMII_RXC		0x91
289			MX8MQ_IOMUXC_ENET_RD0_ENET1_RGMII_RD0		0x91
290			MX8MQ_IOMUXC_ENET_RD1_ENET1_RGMII_RD1		0x91
291			MX8MQ_IOMUXC_ENET_RD2_ENET1_RGMII_RD2		0x91
292			MX8MQ_IOMUXC_ENET_RD3_ENET1_RGMII_RD3		0x91
293			MX8MQ_IOMUXC_GPIO1_IO09_GPIO1_IO9		0x19
294			MX8MQ_IOMUXC_GPIO1_IO11_GPIO1_IO11		0x59
295		>;
296	};
297
298	pinctrl_gpio_keys: gpio-keysgrp {
299		fsl,pins = <
300			MX8MQ_IOMUXC_GPIO1_IO07_GPIO1_IO7		0x19
301		>;
302	};
303
304
305	pinctrl_i2c1: i2c1grp {
306		fsl,pins = <
307			MX8MQ_IOMUXC_I2C1_SCL_I2C1_SCL			0x4000007f
308			MX8MQ_IOMUXC_I2C1_SDA_I2C1_SDA			0x4000007f
309		>;
310	};
311
312	pinctrl_i2c1_pca9546: i2c1-pca9546grp {
313		fsl,pins = <
314			MX8MQ_IOMUXC_GPIO1_IO08_GPIO1_IO8		0x49
315		>;
316	};
317
318	pinctrl_i2c1d_rv4162: i2c1d-rv4162grp {
319		fsl,pins = <
320			MX8MQ_IOMUXC_GPIO1_IO06_GPIO1_IO6		0x49
321		>;
322	};
323
324	pinctrl_reg_arm_dram: reg-arm-dramgrp {
325		fsl,pins = <
326			MX8MQ_IOMUXC_SAI5_RXD3_GPIO3_IO24	0x16
327		>;
328	};
329
330	pinctrl_reg_dram_1p1v: reg-dram-1p1vgrp {
331		fsl,pins = <
332			MX8MQ_IOMUXC_SD1_STROBE_GPIO2_IO11	0x16
333		>;
334	};
335
336	pinctrl_reg_soc_gpu_vpu: reg-soc-gpu-vpugrp {
337		fsl,pins = <
338			MX8MQ_IOMUXC_SD2_WP_GPIO2_IO20		0x16
339		>;
340	};
341
342	pinctrl_uart1: uart1grp {
343		fsl,pins = <
344			MX8MQ_IOMUXC_UART1_RXD_UART1_DCE_RX		0x45
345			MX8MQ_IOMUXC_UART1_TXD_UART1_DCE_TX		0x45
346		>;
347	};
348
349	pinctrl_uart2: uart2grp {
350		fsl,pins = <
351			MX8MQ_IOMUXC_UART2_RXD_UART2_DCE_RX		0x45
352			MX8MQ_IOMUXC_UART2_TXD_UART2_DCE_TX		0x45
353		>;
354	};
355
356	pinctrl_usdhc1: usdhc1grp {
357		fsl,pins = <
358			MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK			0x83
359			MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD			0xc3
360			MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0		0xc3
361			MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1		0xc3
362			MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2		0xc3
363			MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3		0xc3
364			MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4		0xc3
365			MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5		0xc3
366			MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6		0xc3
367			MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7		0xc3
368			MX8MQ_IOMUXC_SD1_RESET_B_GPIO2_IO10		0x41
369		>;
370	};
371
372	pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp {
373		fsl,pins = <
374			MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK			0x8d
375			MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD			0xcd
376			MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0		0xcd
377			MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1		0xcd
378			MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2		0xcd
379			MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3		0xcd
380			MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4		0xcd
381			MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5		0xcd
382			MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6		0xcd
383			MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7		0xcd
384		>;
385	};
386
387	pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp {
388		fsl,pins = <
389			MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK			0x9f
390			MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD			0xdf
391			MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0		0xdf
392			MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1		0xdf
393			MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2		0xdf
394			MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3		0xdf
395			MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4		0xdf
396			MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5		0xdf
397			MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6		0xdf
398			MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7		0xdf
399		>;
400	};
401
402	pinctrl_wdog: wdoggrp {
403		fsl,pins = <
404		MX8MQ_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B	0xc6
405		>;
406	};
407};
408