xref: /linux/arch/arm/boot/dts/microchip/at91-sama5d2_icp.dts (revision 566ab427f827b0256d3e8ce0235d088e6a9c28bd) 
1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * at91-sama5d2_icp.dts - Device Tree file for SAMA5D2-ICP board
4 *
5 *  Copyright (C) 2019 Microchip Technology Inc. and its subsidiaries
6 *
7 *	Author: Radu Pirea & Razvan Stefanescu,
8 *		Codrin Ciubotariu <codrin.ciubotariu@microchip.com>,
9 *		Cristian Birsan <cristian.birsan@microchip.com>
10 */
11/dts-v1/;
12#include "sama5d2.dtsi"
13#include "sama5d2-pinfunc.h"
14#include <dt-bindings/gpio/gpio.h>
15#include <dt-bindings/input/input.h>
16#include <dt-bindings/mfd/atmel-flexcom.h>
17
18/ {
19	model = "Microchip SAMA5D2-ICP";
20	compatible = "microchip,sama5d2-icp", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";
21
22	aliases {
23		serial0 = &uart0;	/* debug uart0 + mikro BUS 1 */
24		serial1 = &uart1;	/* mikro BUS 3 */
25		serial3 = &uart3;	/* mikro BUS 2 */
26		serial5 = &uart7;	/* flx2 */
27		i2c0 = &i2c0;
28		i2c1 = &i2c1;
29	};
30
31	chosen {
32		stdout-path = "serial0:115200n8";
33	};
34
35	clocks {
36		slow_xtal {
37			clock-frequency = <32768>;
38		};
39
40		main_xtal {
41			clock-frequency = <12000000>;
42		};
43	};
44
45	gpio-keys {
46		compatible = "gpio-keys";
47
48		pinctrl-names = "default";
49		pinctrl-0 = <&pinctrl_key_gpio_default>;
50
51		button-1 {
52			label = "USER_PB1";
53			gpios = <&pioA PIN_PD0 GPIO_ACTIVE_LOW>;
54			linux,code = <KEY_PROG1>;
55			wakeup-source;
56		};
57	};
58
59	leds {
60		compatible = "gpio-leds";
61		pinctrl-names = "default";
62		pinctrl-0 = <&pinctrl_led_gpio_default>;
63		status = "okay"; /* conflict with pwm0 */
64
65		led-red {
66			label = "red";
67			gpios = <&pioA PIN_PB0 GPIO_ACTIVE_HIGH>;
68		};
69
70		led-green {
71			label = "green";
72			gpios = <&pioA PIN_PB1 GPIO_ACTIVE_HIGH>;
73		};
74
75		led-blue {
76			label = "blue";
77			gpios = <&pioA PIN_PA31 GPIO_ACTIVE_HIGH>;
78			linux,default-trigger = "heartbeat";
79		};
80	};
81
82	reg_5v: regulator-5v {
83		compatible = "regulator-fixed";
84		regulator-name = "VDD_MAIN_5V";
85		regulator-min-microvolt = <5000000>;
86		regulator-max-microvolt = <5000000>;
87		regulator-always-on;
88	};
89};
90
91&adc {
92	vddana-supply = <&vdd_io_reg>;
93	vref-supply = <&vdd_io_reg>;
94	pinctrl-names = "default";
95	pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>;
96	status = "okay";
97};
98
99&can0 {
100	pinctrl-names = "default";
101	pinctrl-0 = <&pinctrl_can0_default>;
102	status = "okay";
103};
104
105&can1 {
106	pinctrl-names = "default";
107	pinctrl-0 = <&pinctrl_can1_default>;
108	status = "okay";
109};
110
111&flx0 { /* mikrobus2 spi */
112	atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
113	status = "okay";
114
115	spi2: spi@400 {
116		dmas = <0>, <0>;
117		cs-gpios = <&pioA PIN_PC0 GPIO_ACTIVE_LOW>;
118		pinctrl-names = "default";
119		pinctrl-0 = <&pinctrl_mikrobus2_spi &pinctrl_ksz_spi_cs>;
120		status = "okay";
121		#address-cells = <1>;
122		#size-cells = <0>;
123
124		switch0: ksz8563@0 {
125			compatible = "microchip,ksz8563";
126			reg = <0>;
127			reset-gpios = <&pioA PIN_PD4 GPIO_ACTIVE_LOW>;
128
129			spi-max-frequency = <500000>;
130			spi-cpha;
131			spi-cpol;
132
133			ports {
134				#address-cells = <1>;
135				#size-cells = <0>;
136				port@0 {
137					reg = <0>;
138					label = "lan1";
139				};
140
141				port@1 {
142					reg = <1>;
143					label = "lan2";
144				};
145
146				port@2 {
147					reg = <2>;
148					label = "cpu";
149					ethernet = <&macb0>;
150					phy-mode = "mii";
151					fixed-link {
152						speed = <100>;
153						full-duplex;
154					};
155				};
156			};
157		};
158	};
159};
160
161&flx2 {
162	atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
163	status = "okay";
164
165	uart7: serial@200 {
166		pinctrl-0 = <&pinctrl_flx2_default>;
167		pinctrl-names = "default";
168		atmel,use-dma-rx;
169		atmel,use-dma-tx;
170		status = "okay"; /* Conflict w/ qspi1. */
171	};
172};
173
174&flx3 { /* mikrobus1 spi */
175	atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
176	status = "okay";
177
178	spi5: spi@400 {
179		dmas = <0>, <0>;
180		pinctrl-names = "default";
181		pinctrl-0 = <&pinctrl_mikrobus1_spi &pinctrl_mikrobus1_spi_cs>;
182		status = "okay";
183	};
184};
185
186&flx4 {
187	atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
188	status = "okay";
189
190	i2c6: i2c@600 {
191		dmas = <0>, <0>;
192		pinctrl-names = "default";
193		pinctrl-0 = <&pinctrl_flx4_default>;
194		i2c-digital-filter;
195		i2c-digital-filter-width-ns = <35>;
196		status = "okay";
197
198		mcp16502@5b {
199			compatible = "microchip,mcp16502";
200			reg = <0x5b>;
201			lvin-supply = <&reg_5v>;
202			pvin1-supply = <&reg_5v>;
203			pvin2-supply = <&reg_5v>;
204			pvin3-supply = <&reg_5v>;
205			pvin4-supply = <&reg_5v>;
206			status = "okay";
207			lpm-gpios = <&pioBU 7 GPIO_ACTIVE_LOW>;
208
209			regulators {
210				vdd_io_reg: VDD_IO {
211					regulator-name = "VDD_IO";
212					regulator-min-microvolt = <3300000>;
213					regulator-max-microvolt = <3300000>;
214					regulator-initial-mode = <2>;
215					regulator-allowed-modes = <2>, <4>;
216					regulator-always-on;
217
218					regulator-state-standby {
219						regulator-on-in-suspend;
220						regulator-mode = <4>;
221					};
222
223					regulator-state-mem {
224						regulator-off-in-suspend;
225						regulator-mode = <4>;
226					};
227				};
228
229				VDD_DDR {
230					regulator-name = "VDD_DDR";
231					regulator-min-microvolt = <1350000>;
232					regulator-max-microvolt = <1350000>;
233					regulator-initial-mode = <2>;
234					regulator-allowed-modes = <2>, <4>;
235					regulator-always-on;
236
237					regulator-state-standby {
238						regulator-on-in-suspend;
239						regulator-mode = <4>;
240					};
241
242					regulator-state-mem {
243						regulator-on-in-suspend;
244						regulator-mode = <4>;
245					};
246				};
247
248				VDD_CORE {
249					regulator-name = "VDD_CORE";
250					regulator-min-microvolt = <1250000>;
251					regulator-max-microvolt = <1250000>;
252					regulator-initial-mode = <2>;
253					regulator-allowed-modes = <2>, <4>;
254					regulator-always-on;
255
256					regulator-state-standby {
257						regulator-on-in-suspend;
258						regulator-mode = <4>;
259					};
260
261					regulator-state-mem {
262						regulator-off-in-suspend;
263						regulator-mode = <4>;
264					};
265				};
266
267				VDD_OTHER {
268					regulator-name = "VDD_OTHER";
269					regulator-min-microvolt = <600000>;
270					regulator-max-microvolt = <1850000>;
271					regulator-initial-mode = <2>;
272					regulator-allowed-modes = <2>, <4>;
273
274					regulator-state-standby {
275						regulator-on-in-suspend;
276						regulator-mode = <4>;
277					};
278
279					regulator-state-mem {
280						regulator-off-in-suspend;
281						regulator-mode = <4>;
282					};
283				};
284
285				LDO1 {
286					regulator-name = "LDO1";
287					regulator-min-microvolt = <2500000>;
288					regulator-max-microvolt = <2500000>;
289					regulator-always-on;
290
291					regulator-state-standby {
292						regulator-on-in-suspend;
293					};
294
295					regulator-state-mem {
296						regulator-off-in-suspend;
297					};
298				};
299
300				LDO2 {
301					regulator-name = "LDO2";
302					regulator-min-microvolt = <3300000>;
303					regulator-max-microvolt = <3300000>;
304					regulator-always-on;
305
306					regulator-state-standby {
307						regulator-on-in-suspend;
308					};
309
310					regulator-state-mem {
311						regulator-off-in-suspend;
312					};
313				};
314
315			};
316		};
317	};
318};
319
320&i2c0 { /* mikrobus i2c */
321	pinctrl-names = "default", "gpio";
322	pinctrl-0 = <&pinctrl_mikrobus_i2c>;
323	pinctrl-1 = <&pinctrl_i2c0_gpio>;
324	sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>;
325	scl-gpios = <&pioA PIN_PD22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
326	i2c-digital-filter;
327	i2c-digital-filter-width-ns = <35>;
328	status = "okay";
329};
330
331&i2c1 {
332	dmas = <0>, <0>;
333	pinctrl-names = "default", "gpio";
334	pinctrl-0 = <&pinctrl_i2c1_default>;
335	pinctrl-1 = <&pinctrl_i2c1_gpio>;
336	sda-gpios = <&pioA PIN_PD19 GPIO_ACTIVE_HIGH>;
337	scl-gpios = <&pioA PIN_PD20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
338	i2c-digital-filter;
339	i2c-digital-filter-width-ns = <35>;
340	status = "okay";
341
342	eeprom@50 {
343		compatible = "atmel,24c02";
344		reg = <0x50>;
345		pagesize = <16>;
346		status = "okay";
347	};
348
349	eeprom@52 {
350		compatible = "atmel,24c02";
351		reg = <0x52>;
352		pagesize = <16>;
353		status = "disabled";
354	};
355
356	eeprom@53 {
357		compatible = "atmel,24c02";
358		reg = <0x53>;
359		pagesize = <16>;
360		status = "disabled";
361	};
362};
363
364&macb0 {
365	pinctrl-names = "default";
366	pinctrl-0 = <&pinctrl_macb0_default &pinctrl_macb0_phy_irq &pinctrl_macb0_rst>;
367	phy-mode = "mii";
368	status = "okay";
369
370	fixed-link {
371		speed = <100>;
372		full-duplex;
373	};
374};
375
376&pioA {
377	pinctrl_adc_default: adc_default {
378		pinmux = <PIN_PD24__GPIO>,
379				<PIN_PD25__GPIO>,
380				<PIN_PD26__GPIO>;
381		bias-disable;
382	};
383
384	/*
385	 * The ADTRG pin can work on any edge type.
386	 * In here it's being pulled up, so need to
387	 * connect it to ground to get an edge e.g.
388	 * Trigger can be configured on falling, rise
389	 * or any edge, and the pull-up can be changed
390	 * to pull-down or left floating according to
391	 * needs.
392	 */
393	pinctrl_adtrg_default: adtrg_default {
394		pinmux = <PIN_PD31__ADTRG>;
395		bias-pull-up;
396	};
397
398	pinctrl_flx4_default: flx4_default {
399		pinmux = <PIN_PC28__FLEXCOM4_IO0>,
400			 <PIN_PC29__FLEXCOM4_IO1>;
401		bias-disable;
402	};
403
404	pinctrl_can0_default: can0_default {
405		pinmux = <PIN_PC10__CANTX0>,
406			 <PIN_PC11__CANRX0>;
407		bias-disable;
408	};
409
410	pinctrl_can1_default: can1_default {
411		pinmux = <PIN_PC26__CANTX1>,
412			 <PIN_PC27__CANRX1>;
413		bias-disable;
414	};
415
416	pinctrl_i2c1_default: i2c1_default {
417		pinmux = <PIN_PD19__TWD1>,
418			 <PIN_PD20__TWCK1>;
419		bias-disable;
420	};
421
422	pinctrl_i2c1_gpio: i2c1_gpio {
423                pinmux = <PIN_PD19__GPIO>,
424                         <PIN_PD20__GPIO>;
425                bias-disable;
426        };
427
428	pinctrl_key_gpio_default: key_gpio_default {
429		pinmux = <PIN_PD0__GPIO>;
430		bias-pull-up;
431	};
432
433	pinctrl_led_gpio_default: led_gpio_default {
434		pinmux = <PIN_PB0__GPIO>,
435			 <PIN_PB1__GPIO>,
436			 <PIN_PA31__GPIO>;
437		bias-pull-up;
438	};
439
440	pinctrl_qspi1_default: qspi1_default {
441		pinmux = <PIN_PA6__QSPI1_SCK>,
442			 <PIN_PA7__QSPI1_IO0>,
443			 <PIN_PA8__QSPI1_IO1>,
444			 <PIN_PA9__QSPI1_IO2>,
445			 <PIN_PA10__QSPI1_IO3>,
446			 <PIN_PA11__QSPI1_CS>;
447		bias-disable;
448	};
449
450	pinctrl_sdmmc0_default: sdmmc0_default {
451		cmd_data {
452			pinmux = <PIN_PA1__SDMMC0_CMD>,
453				 <PIN_PA2__SDMMC0_DAT0>,
454				 <PIN_PA3__SDMMC0_DAT1>,
455				 <PIN_PA4__SDMMC0_DAT2>,
456				 <PIN_PA5__SDMMC0_DAT3>;
457			bias-disable;
458		};
459
460		ck_cd {
461			pinmux = <PIN_PA0__SDMMC0_CK>,
462				 <PIN_PA13__SDMMC0_CD>;
463			bias-disable;
464		};
465	};
466
467	pinctrl_sdmmc1_default: sdmmc1_default {
468		cmd_data {
469			pinmux = <PIN_PA18__SDMMC1_DAT0>,
470				 <PIN_PA19__SDMMC1_DAT1>,
471				 <PIN_PA20__SDMMC1_DAT2>,
472				 <PIN_PA21__SDMMC1_DAT3>;
473			bias-disable;
474		};
475
476		ck_cd {
477			pinmux = <PIN_PA22__SDMMC1_CK>,
478				 <PIN_PA28__SDMMC1_CMD>;
479			bias-disable;
480		};
481	};
482
483	pinctrl_mikrobus_i2c: mikrobus_i2c {
484		pinmux = <PIN_PD22__TWCK0>,
485			 <PIN_PD21__TWD0>;
486		bias-disable;
487	};
488
489	pinctrl_i2c0_gpio: i2c0_gpio {
490		pinmux = <PIN_PD21__GPIO>,
491			 <PIN_PD22__GPIO>;
492		bias-disable;
493	};
494
495	pinctrl_mikrobus1_an: mikrobus1_an {
496		pinmux = <PIN_PD26__GPIO>;
497		bias-disable;
498	};
499
500	pinctrl_mikrobus1_rst: mikrobus1_rst {
501		pinmux = <PIN_PC5__GPIO>;
502		bias-disable;
503	};
504
505	pinctrl_mikrobus1_spi_cs: mikrobus1_spi_cs {
506		pinmux = <PIN_PC21__FLEXCOM3_IO3>;
507		bias-disable;
508	};
509
510	pinctrl_mikrobus1_spi: mikrobus1_spi {
511		pinmux = <PIN_PC20__FLEXCOM3_IO0>,
512			 <PIN_PC19__FLEXCOM3_IO1>,
513			 <PIN_PC18__FLEXCOM3_IO2>;
514		bias-disable;
515	};
516
517	pinctrl_mikrobus1_pwm: mikrobus1_pwm {
518		pinmux = <PIN_PC4__TIOB1>;
519		bias-disable;
520	};
521
522	pinctrl_mikrobus1_int: mikrobus1_int {
523		pinmux = <PIN_PC3__GPIO>;
524		bias-disable;
525	};
526
527	pinctrl_mikrobus1_uart: mikrobus1_uart {
528		pinmux = <PIN_PB26__URXD0>,
529			 <PIN_PB27__UTXD0>;
530		bias-disable;
531	};
532
533	pinctrl_mikrobus2_an: mikrobus2_an {
534		pinmux = <PIN_PD25__GPIO>;
535		bias-disable;
536	};
537
538	pinctrl_mikrobus2_rst: mikrobus2_rst {
539		pinmux = <PIN_PB24__GPIO>;
540		bias-disable;
541	};
542
543	pinctrl_mikrobus2_spi_cs: mikrobus2_spi_cs {
544		pinmux = <PIN_PB31__FLEXCOM0_IO3>;
545		bias-disable;
546	};
547
548	pinctrl_mikrobus2_spi: mikrobus2_spi {
549		pinmux = <PIN_PB28__FLEXCOM0_IO0>,
550			 <PIN_PB29__FLEXCOM0_IO1>,
551			 <PIN_PB30__FLEXCOM0_IO2>;
552		bias-disable;
553	};
554
555	pinctrl_ksz_spi_cs: ksz_spi_cs {
556		pinmux = <PIN_PC0__GPIO>;
557		bias-disable;
558	};
559
560	pinctrl_mikrobus2_pwm: mikrobus2_pwm {
561		pinmux = <PIN_PB23__TIOB2>;
562		bias-disable;
563	};
564
565	pinctrl_mikrobus2_int: mikrobus2_int {
566		pinmux = <PIN_PB22__GPIO>;
567		bias-disable;
568	};
569
570	pinctrl_mikrobus2_uart: mikrobus2_uart {
571		pinmux = <PIN_PC12__URXD3>,
572			 <PIN_PC13__UTXD3>;
573		bias-disable;
574	};
575
576	pinctrl_mikrobus3_an: mikrobus3_an {
577		pinmux = <PIN_PD24__GPIO>;
578		bias-disable;
579	};
580
581	pinctrl_mikrobus3_rst: mikrobus3_rst {
582		pinmux = <PIN_PB21__GPIO>;
583		bias-disable;
584	};
585
586	pinctrl_mikrobus3_spi_cs: mikrobus3_spi_cs {
587		pinmux = <PIN_PA17__SPI0_NPCS0>;
588		bias-disable;
589	};
590
591	pinctrl_mikrobus3_spi: mikrobus3_spi {
592		pinmux = <PIN_PA14__SPI0_SPCK>,
593			 <PIN_PA16__SPI0_MISO>,
594			 <PIN_PA15__SPI0_MOSI>;
595		bias-disable;
596	};
597
598	pinctrl_mikrobus3_pwm: mikrobus3_pwm {
599		pinmux = <PIN_PB20__TIOB3>;
600		bias-disable;
601	};
602
603	pinctrl_mikrobus3_int: mikrobus3_int {
604		pinmux = <PIN_PB18__GPIO>;
605		bias-disable;
606	};
607
608	pinctrl_mikrobus3_uart: mikrobus3_uart {
609		pinmux = <PIN_PC7__URXD1>,
610			 <PIN_PC8__UTXD1>;
611		bias-disable;
612	};
613
614	pinctrl_usb_default: usb_default {
615		pinmux = <PIN_PC17__GPIO>;
616		bias-disable;
617	};
618
619	pinctrl_usba_vbus: usba_vbus {
620		pinmux = <PIN_PD23__GPIO>;
621		bias-disable;
622	};
623
624	pinctrl_pwm0_pwm2_default: pwm0_pwm2_default {
625		pinmux = <PIN_PB5__PWMH2>,
626			 <PIN_PB6__PWML2>;
627		bias-pull-up;
628	};
629
630	pinctrl_macb0_default: macb0_default {
631		pinmux = <PIN_PD1__GRXCK>,
632			 <PIN_PD2__GTXER>,
633			 <PIN_PD5__GRX2>,
634			 <PIN_PD6__GRX3>,
635			 <PIN_PD7__GTX2>,
636			 <PIN_PD8__GTX3>,
637			 <PIN_PD9__GTXCK>,
638			 <PIN_PD10__GTXEN>,
639			 <PIN_PD11__GRXDV>,
640			 <PIN_PD12__GRXER>,
641			 <PIN_PD13__GRX0>,
642			 <PIN_PD14__GRX1>,
643			 <PIN_PD15__GTX0>,
644			 <PIN_PD16__GTX1>,
645			 <PIN_PD17__GMDC>,
646			 <PIN_PD18__GMDIO>;
647		bias-disable;
648	};
649
650	pinctrl_macb0_phy_irq: macb0_phy_irq {
651		pinmux = <PIN_PD3__GPIO>;
652		bias-disable;
653	};
654
655	pinctrl_macb0_rst: macb0_sw_rst {
656		pinmux = <PIN_PD4__GPIO>;
657		bias-disable;
658	};
659
660	pinctrl_flx2_default: flx2_default {
661		pinmux = <PIN_PA6__FLEXCOM2_IO0>,
662			 <PIN_PA7__FLEXCOM2_IO1>,
663			 <PIN_PA9__FLEXCOM2_IO3>,
664			 <PIN_PA10__FLEXCOM2_IO4>;
665		bias-disable;
666	};
667};
668
669&pwm0 {
670	pinctrl-names = "default";
671	pinctrl-0 = <&pinctrl_pwm0_pwm2_default>;
672	status = "disabled"; /* conflict with leds, HSIC */
673};
674
675&qspi1 {
676	pinctrl-names = "default";
677	pinctrl-0 = <&pinctrl_qspi1_default>;
678	status = "disabled"; /* Conflict with wilc_pwrseq, flx2 */
679
680	flash@0 {
681		#address-cells = <1>;
682		#size-cells = <1>;
683		compatible = "jedec,spi-nor";
684		reg = <0>;
685		spi-max-frequency = <104000000>;
686		spi-cs-setup-ns = <7>;
687		spi-tx-bus-width = <4>;
688		spi-rx-bus-width = <4>;
689		m25p,fast-read;
690
691		at91bootstrap@0 {
692			label = "qspi: at91bootstrap";
693			reg = <0x00000000 0x00040000>;
694		};
695
696		bootloader@40000 {
697			label = "qspi: bootloader";
698			reg = <0x00040000 0x000c0000>;
699		};
700
701		bootloaderenvred@100000 {
702			label = "qspi: bootloader env redundant";
703			reg = <0x00100000 0x00040000>;
704		};
705
706		bootloaderenv@140000 {
707			label = "qspi: bootloader env";
708			reg = <0x00140000 0x00040000>;
709		};
710
711		dtb@180000 {
712			label = "qspi: device tree";
713			reg = <0x00180000 0x00080000>;
714		};
715
716		kernel@200000 {
717			label = "qspi: kernel";
718			reg = <0x00200000 0x00600000>;
719		};
720	};
721};
722
723&sdmmc0 {
724	no-1-8-v;
725	bus-width = <4>;
726	pinctrl-names = "default";
727	pinctrl-0 = <&pinctrl_sdmmc0_default>;
728	status = "okay";
729};
730
731&shutdown_controller {
732	debounce-delay-us = <976>;
733	atmel,wakeup-rtc-timer;
734
735	input@0 {
736		reg = <0>;
737	};
738};
739
740&spi0 {  /* mikrobus3 spi */
741	pinctrl-names = "default";
742	pinctrl-0 = <&pinctrl_mikrobus3_spi &pinctrl_mikrobus3_spi_cs>;
743	status = "okay";
744};
745
746&tcb0 {
747	timer0: timer@0 {
748		compatible = "atmel,tcb-timer";
749		reg = <0>;
750	};
751
752	timer1: timer@1 {
753		compatible = "atmel,tcb-timer";
754		reg = <1>;
755	};
756};
757
758&uart0 {
759	pinctrl-names = "default";
760	pinctrl-0 = <&pinctrl_mikrobus1_uart>;
761	atmel,use-dma-rx;
762	atmel,use-dma-tx;
763	status = "okay";
764};
765
766&uart1 {
767	pinctrl-names = "default";
768	pinctrl-0 = <&pinctrl_mikrobus3_uart>;
769	atmel,use-dma-rx;
770	atmel,use-dma-tx;
771	status = "okay";
772};
773
774&uart3 {
775	pinctrl-names = "default";
776	pinctrl-0 = <&pinctrl_mikrobus2_uart>;
777	atmel,use-dma-rx;
778	atmel,use-dma-tx;
779	status = "okay";
780};
781
782&usb0 {
783	atmel,vbus-gpio = <&pioA PIN_PD23 GPIO_ACTIVE_HIGH>;
784	pinctrl-names = "default";
785	pinctrl-0 = <&pinctrl_usba_vbus>;
786	status = "okay";
787};
788
789&usb1 {
790	num-ports = <3>;
791	pinctrl-names = "default";
792	pinctrl-0 = <&pinctrl_usb_default>;
793	status = "okay";
794};
795
796&usb2 {
797	phy_type = "hsic";
798	status = "okay";
799};
800
801&watchdog {
802	status = "okay";
803};
804