1 // SPDX-License-Identifier: (GPL-2.0+ OR X11)
2 /*
3  * at91-sama5d2_ptc_ek.dts - Device Tree file for SAMA5D2 PTC EK board
4  *
5  *  Copyright (C) 2017 Microchip/Atmel,
6  *		  2017 Wenyou Yang <wenyou.yang@microchip.com>
7  *		  2017 Ludovic Desroches <ludovic.desroches@microchip.com>
8  */
9 /dts-v1/;
10 #include "sama5d2.dtsi"
11 #include "sama5d2-pinfunc.h"
12 #include <dt-bindings/mfd/atmel-flexcom.h>
13 #include <dt-bindings/gpio/gpio.h>
14 #include <dt-bindings/input/input.h>
15 #include <dt-bindings/pinctrl/at91.h>
16 
17 / {
18 	model = "Atmel SAMA5D2 PTC EK";
19 	compatible = "atmel,sama5d2-ptc_ek", "atmel,sama5d2", "atmel,sama5";
20 
21 	aliases {
22 		serial0 = &uart0;	/* DBGU */
23 		i2c0 = &i2c0;	/* mikroBUS 1 */
24 		i2c1 = &i2c1;	/* XPRO EXT1 */
25 		i2c2 = &i2c2;
26 	};
27 
28 	chosen {
29 		stdout-path = "serial0:115200n8";
30 	};
31 
32 	clocks {
33 		slow_xtal {
34 			clock-frequency = <32768>;
35 		};
36 
37 		main_xtal {
38 			clock-frequency = <24000000>;
39 		};
40 	};
41 
42 	ahb {
43 		usb0: gadget@300000 {
44 			atmel,vbus-gpio = <&pioA PIN_PB11 GPIO_ACTIVE_HIGH>;
45 			pinctrl-names = "default";
46 			pinctrl-0 = <&pinctrl_usba_vbus>;
47 			status = "okay";
48 		};
49 
50 		usb1: ohci@400000 {
51 			num-ports = <3>;
52 			atmel,vbus-gpio = <0
53 					   &pioA PIN_PB12 GPIO_ACTIVE_HIGH
54 					   0
55 					  >;
56 			pinctrl-names = "default";
57 			pinctrl-0 = <&pinctrl_usb_default>;
58 			status = "okay";
59 		};
60 
61 		usb2: ehci@500000 {
62 			status = "okay";
63 		};
64 
65 		ebi: ebi@10000000 {
66 			pinctrl-names = "default";
67 			pinctrl-0 = <&pinctrl_nand_default>;
68 			status = "okay"; /* conflicts with sdmmc1 and qspi0 */
69 
70 			nand_controller: nand-controller {
71 				status = "okay";
72 
73 				nand@3 {
74 					reg = <0x3 0x0 0x2>;
75 					atmel,rb = <0>;
76 					nand-bus-width = <8>;
77 					nand-ecc-mode = "hw";
78 					nand-on-flash-bbt;
79 					label = "atmel_nand";
80 
81 					partitions {
82 						compatible = "fixed-partitions";
83 						#address-cells = <1>;
84 						#size-cells = <1>;
85 
86 						at91bootstrap@0 {
87 							label = "bootstrap";
88 							reg = <0x0 0x40000>;
89 						};
90 
91 						bootloader@40000 {
92 							label = "bootloader";
93 							reg = <0x40000 0xc0000>;
94 						};
95 
96 						bootloaderenvred@100000 {
97 							label = "bootloader env redundant";
98 							reg = <0x100000 0x40000>;
99 						};
100 
101 						bootloaderenv@140000 {
102 							label = "bootloader env";
103 							reg = <0x140000 0x40000>;
104 						};
105 
106 						dtb@180000 {
107 							label = "device tree";
108 							reg = <0x180000 0x80000>;
109 						};
110 
111 						kernel@200000 {
112 							label = "kernel";
113 							reg = <0x200000 0x600000>;
114 						};
115 
116 						rootfs@800000 {
117 							label = "rootfs";
118 							reg = <0x800000 0x1f800000>;
119 						};
120 					};
121 				};
122 			};
123 		};
124 
125 		sdmmc0: sdio-host@a0000000 {
126 			bus-width = <8>;
127 			pinctrl-names = "default";
128 			pinctrl-0 = <&pinctrl_sdmmc0_default>;
129 			status = "okay";
130 		};
131 
132 		apb {
133 			spi0: spi@f8000000 {
134 				pinctrl-names = "default";
135 				pinctrl-0 = <&pinctrl_spi0_default>;
136 				status = "okay";
137 			};
138 
139 			macb0: ethernet@f8008000 {
140 				pinctrl-names = "default";
141 				pinctrl-0 = <&pinctrl_macb0_default &pinctrl_macb0_phy_irq>;
142 				#address-cells = <1>;
143 				#size-cells = <0>;
144 				phy-mode = "rmii";
145 				status = "okay";
146 
147 				ethernet-phy@1 {
148 					reg = <0x1>;
149 					interrupt-parent = <&pioA>;
150 					interrupts = <56 IRQ_TYPE_LEVEL_LOW>;
151 				};
152 			};
153 
154 			tcb0: timer@f800c000 {
155 				timer0: timer@0 {
156 					compatible = "atmel,tcb-timer";
157 					reg = <0>;
158 				};
159 
160 				timer1: timer@1 {
161 					compatible = "atmel,tcb-timer";
162 					reg = <1>;
163 				};
164 			};
165 
166 			uart0: serial@f801c000 {
167 				pinctrl-names = "default";
168 				pinctrl-0 = <&pinctrl_uart0_default>;
169 				atmel,use-dma-rx;
170 				atmel,use-dma-tx;
171 				status = "okay";
172 			};
173 
174 			uart2: serial@f8024000 {
175 				pinctrl-names = "default";
176 				pinctrl-0 = <&pinctrl_uart2_default>;
177 				atmel,use-dma-rx;
178 				atmel,use-dma-tx;
179 				status = "okay";
180 			};
181 
182 			i2c0: i2c@f8028000 {
183 				dmas = <0>, <0>;
184 				pinctrl-names = "default", "gpio";
185 				pinctrl-0 = <&pinctrl_i2c0_default>;
186 				pinctrl-1 = <&pinctrl_i2c0_gpio>;
187 				sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>;
188 				scl-gpios = <&pioA PIN_PD22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
189 				status = "okay";
190 			};
191 
192 			flx0: flexcom@f8034000 {
193 				atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
194 				status = "okay";
195 
196 				i2c2: i2c@600 {
197 					dmas = <0>, <0>;
198 					pinctrl-names = "default", "gpio";
199 					pinctrl-0 = <&pinctrl_flx0_default>;
200 					pinctrl-1 = <&pinctrl_flx0_gpio>;
201 					sda-gpios = <&pioA PIN_PB28 GPIO_ACTIVE_HIGH>;
202 					scl-gpios = <&pioA PIN_PB29 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
203 					status = "okay";
204 				};
205 			};
206 
207 			poweroff@f8048010 {
208 				debounce-delay-us = <976>;
209 
210 				input@0 {
211 					reg = <0>;
212 				};
213 			};
214 
215 			watchdog@f8048040 {
216 				status = "okay";
217 			};
218 
219 			spi1: spi@fc000000 {
220 				pinctrl-names = "default";
221 				pinctrl-0 = <&pinctrl_spi1_default>;
222 				status = "okay";
223 			};
224 
225 			i2c1: i2c@fc028000 {
226 				dmas = <0>, <0>;
227 				pinctrl-names = "default", "gpio";
228 				pinctrl-0 = <&pinctrl_i2c1_default>;
229 				pinctrl-1 = <&pinctrl_i2c1_gpio>;
230 				sda-gpios = <&pioA PIN_PC6 GPIO_ACTIVE_HIGH>;
231 				scl-gpios = <&pioA PIN_PC7 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
232 				status = "okay";
233 
234 				at24@50 {
235 					compatible = "atmel,24c02";
236 					reg = <0x50>;
237 					pagesize = <8>;
238 				};
239 			};
240 
241 			pinctrl@fc038000 {
242 				pinctrl_flx0_default: flx0_default {
243 					pinmux = <PIN_PB28__FLEXCOM0_IO0>,
244 						 <PIN_PB29__FLEXCOM0_IO1>;
245 					bias-disable;
246 				};
247 
248 				pinctrl_flx0_gpio: flx0_gpio {
249 					pinmux = <PIN_PB28__GPIO>,
250 						 <PIN_PB29__GPIO>;
251 					bias-disable;
252 				};
253 
254 				pinctrl_i2c0_default: i2c0_default {
255 					pinmux = <PIN_PD21__TWD0>,
256 						 <PIN_PD22__TWCK0>;
257 					bias-disable;
258 				};
259 
260 				pinctrl_i2c0_gpio: i2c0_gpio {
261 					pinmux = <PIN_PD21__GPIO>,
262 						 <PIN_PD22__GPIO>;
263 					bias-disable;
264 				};
265 
266 				pinctrl_i2c1_default: i2c1_default {
267 					pinmux = <PIN_PC6__TWD1>,
268 						 <PIN_PC7__TWCK1>;
269 					bias-disable;
270 				};
271 
272 				pinctrl_i2c1_gpio: i2c1_gpio {
273 					pinmux = <PIN_PC6__GPIO>,
274 						 <PIN_PC7__GPIO>;
275 					bias-disable;
276 				};
277 
278 				pinctrl_key_gpio_default: key_gpio_default {
279 					pinmux = <PIN_PA10__GPIO>;
280 					bias-pull-up;
281 				};
282 
283 				pinctrl_led_gpio_default: led_gpio_default {
284 					pinmux = <PIN_PB6__GPIO>,
285 						 <PIN_PB8__GPIO>,
286 						 <PIN_PB10__GPIO>;
287 					bias-pull-up;
288 				};
289 
290 				pinctrl_macb0_default: macb0_default {
291 					pinmux = <PIN_PB14__GTXCK>,
292 						 <PIN_PB15__GTXEN>,
293 						 <PIN_PB16__GRXDV>,
294 						 <PIN_PB17__GRXER>,
295 						 <PIN_PB18__GRX0>,
296 						 <PIN_PB19__GRX1>,
297 						 <PIN_PB20__GTX0>,
298 						 <PIN_PB21__GTX1>,
299 						 <PIN_PB22__GMDC>,
300 						 <PIN_PB23__GMDIO>;
301 					bias-disable;
302 				};
303 
304 				pinctrl_macb0_phy_irq: macb0_phy_irq {
305 					pinmux = <PIN_PB24__GPIO>;
306 					bias-disable;
307 				};
308 
309 				pinctrl_nand_default: nand_default {
310 					re_we_data {
311 						pinmux = <PIN_PA22__D0>,
312 							 <PIN_PA23__D1>,
313 							 <PIN_PA24__D2>,
314 							 <PIN_PA25__D3>,
315 							 <PIN_PA26__D4>,
316 							 <PIN_PA27__D5>,
317 							 <PIN_PA28__D6>,
318 							 <PIN_PA29__D7>,
319 							 <PIN_PA30__NWE_NANDWE>,
320 							 <PIN_PB2__NRD_NANDOE>;
321 						bias-pull-up;
322 						atmel,drive-strength = <ATMEL_PIO_DRVSTR_ME>;
323 					};
324 
325 					ale_cle_rdy_cs {
326 						pinmux = <PIN_PB0__A21_NANDALE>,
327 							 <PIN_PB1__A22_NANDCLE>,
328 							 <PIN_PC8__NANDRDY>,
329 							 <PIN_PA31__NCS3>;
330 						bias-pull-up;
331 					};
332 				};
333 
334 				pinctrl_sdmmc0_default: sdmmc0_default {
335 					cmd_data {
336 						pinmux = <PIN_PA1__SDMMC0_CMD>,
337 							 <PIN_PA2__SDMMC0_DAT0>,
338 							 <PIN_PA3__SDMMC0_DAT1>,
339 							 <PIN_PA4__SDMMC0_DAT2>,
340 							 <PIN_PA5__SDMMC0_DAT3>,
341 							 <PIN_PA6__SDMMC0_DAT4>,
342 							 <PIN_PA7__SDMMC0_DAT5>,
343 							 <PIN_PA8__SDMMC0_DAT6>,
344 							 <PIN_PA9__SDMMC0_DAT7>;
345 						bias-pull-up;
346 					};
347 
348 					ck_cd_vddsel {
349 						pinmux = <PIN_PA0__SDMMC0_CK>,
350 							 <PIN_PA11__SDMMC0_VDDSEL>,
351 							 <PIN_PA13__SDMMC0_CD>;
352 						bias-disable;
353 					};
354 				};
355 
356 				pinctrl_spi0_default: spi0_default {
357 					pinmux = <PIN_PA14__SPI0_SPCK>,
358 						 <PIN_PA15__SPI0_MOSI>,
359 						 <PIN_PA16__SPI0_MISO>,
360 						 <PIN_PA17__SPI0_NPCS0>;
361 					bias-disable;
362 				};
363 
364 				pinctrl_spi1_default: spi1_default {
365 					pinmux = <PIN_PC1__SPI1_SPCK>,
366 						 <PIN_PC2__SPI1_MOSI>,
367 						 <PIN_PC3__SPI1_MISO>,
368 						 <PIN_PC4__SPI1_NPCS0>;
369 					bias-disable;
370 				};
371 
372 				pinctrl_uart0_default: uart0_default {
373 					pinmux = <PIN_PB26__URXD0>,
374 						 <PIN_PB27__UTXD0>;
375 					bias-disable;
376 				};
377 
378 				pinctrl_uart2_default: uart2_default {
379 					pinmux = <PIN_PD23__URXD2>,
380 						 <PIN_PD24__UTXD2>;
381 					bias-disable;
382 				};
383 
384 				pinctrl_usb_default: usb_default {
385 					pinmux = <PIN_PB12__GPIO>;
386 					bias-disable;
387 				};
388 
389 				pinctrl_usba_vbus: usba_vbus {
390 					pinmux = <PIN_PB11__GPIO>;
391 					bias-disable;
392 				};
393 
394 			};
395 
396 		};
397 	};
398 
399 	gpio-keys {
400 		compatible = "gpio-keys";
401 
402 		pinctrl-names = "default";
403 		pinctrl-0 = <&pinctrl_key_gpio_default>;
404 
405 		button-1 {
406 			label = "PB_USER";
407 			gpios = <&pioA PIN_PA10 GPIO_ACTIVE_LOW>;
408 			linux,code = <KEY_PROG1>;
409 			wakeup-source;
410 		};
411 	};
412 
413 	leds {
414 		compatible = "gpio-leds";
415 		pinctrl-names = "default";
416 		pinctrl-0 = <&pinctrl_led_gpio_default>;
417 		status = "okay";
418 
419 		led-red {
420 			label = "red";
421 			gpios = <&pioA PIN_PB10 GPIO_ACTIVE_HIGH>;
422 		};
423 
424 		led-green {
425 			label = "green";
426 			gpios = <&pioA PIN_PB8 GPIO_ACTIVE_HIGH>;
427 		};
428 
429 		led-blue {
430 			label = "blue";
431 			gpios = <&pioA PIN_PB6 GPIO_ACTIVE_HIGH>;
432 			linux,default-trigger = "heartbeat";
433 		};
434 	};
435 };
436