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				phy-mode = "rmii";
143				status = "okay";
144
145				ethernet-phy@1 {
146					reg = <0x1>;
147					interrupt-parent = <&pioA>;
148					interrupts = <56 IRQ_TYPE_LEVEL_LOW>;
149				};
150			};
151
152			tcb0: timer@f800c000 {
153				timer0: timer@0 {
154					compatible = "atmel,tcb-timer";
155					reg = <0>;
156				};
157
158				timer1: timer@1 {
159					compatible = "atmel,tcb-timer";
160					reg = <1>;
161				};
162			};
163
164			uart0: serial@f801c000 {
165				pinctrl-names = "default";
166				pinctrl-0 = <&pinctrl_uart0_default>;
167				atmel,use-dma-rx;
168				atmel,use-dma-tx;
169				status = "okay";
170			};
171
172			uart2: serial@f8024000 {
173				pinctrl-names = "default";
174				pinctrl-0 = <&pinctrl_uart2_default>;
175				atmel,use-dma-rx;
176				atmel,use-dma-tx;
177				status = "okay";
178			};
179
180			i2c0: i2c@f8028000 {
181				dmas = <0>, <0>;
182				pinctrl-names = "default", "gpio";
183				pinctrl-0 = <&pinctrl_i2c0_default>;
184				pinctrl-1 = <&pinctrl_i2c0_gpio>;
185				sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>;
186				scl-gpios = <&pioA PIN_PD22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
187				status = "okay";
188			};
189
190			flx0: flexcom@f8034000 {
191				atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
192				status = "okay";
193
194				i2c2: i2c@600 {
195					dmas = <0>, <0>;
196					pinctrl-names = "default", "gpio";
197					pinctrl-0 = <&pinctrl_flx0_default>;
198					pinctrl-1 = <&pinctrl_flx0_gpio>;
199					sda-gpios = <&pioA PIN_PB28 GPIO_ACTIVE_HIGH>;
200					scl-gpios = <&pioA PIN_PB29 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
201					status = "okay";
202				};
203			};
204
205			shdwc@f8048010 {
206				debounce-delay-us = <976>;
207
208				input@0 {
209					reg = <0>;
210				};
211			};
212
213			watchdog@f8048040 {
214				status = "okay";
215			};
216
217			spi1: spi@fc000000 {
218				pinctrl-names = "default";
219				pinctrl-0 = <&pinctrl_spi1_default>;
220				status = "okay";
221			};
222
223			i2c1: i2c@fc028000 {
224				dmas = <0>, <0>;
225				pinctrl-names = "default", "gpio";
226				pinctrl-0 = <&pinctrl_i2c1_default>;
227				pinctrl-1 = <&pinctrl_i2c1_gpio>;
228				sda-gpios = <&pioA PIN_PC6 GPIO_ACTIVE_HIGH>;
229				scl-gpios = <&pioA PIN_PC7 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
230				status = "okay";
231
232				at24@50 {
233					compatible = "atmel,24c02";
234					reg = <0x50>;
235					pagesize = <8>;
236				};
237			};
238
239			pinctrl@fc038000 {
240				pinctrl_flx0_default: flx0_default {
241					pinmux = <PIN_PB28__FLEXCOM0_IO0>,
242						 <PIN_PB29__FLEXCOM0_IO1>;
243					bias-disable;
244				};
245
246				pinctrl_flx0_gpio: flx0_gpio {
247					pinmux = <PIN_PB28__GPIO>,
248						 <PIN_PB29__GPIO>;
249					bias-disable;
250				};
251
252				pinctrl_i2c0_default: i2c0_default {
253					pinmux = <PIN_PD21__TWD0>,
254						 <PIN_PD22__TWCK0>;
255					bias-disable;
256				};
257
258				pinctrl_i2c0_gpio: i2c0_gpio {
259					pinmux = <PIN_PD21__GPIO>,
260						 <PIN_PD22__GPIO>;
261					bias-disable;
262				};
263
264				pinctrl_i2c1_default: i2c1_default {
265					pinmux = <PIN_PC6__TWD1>,
266						 <PIN_PC7__TWCK1>;
267					bias-disable;
268				};
269
270				pinctrl_i2c1_gpio: i2c1_gpio {
271					pinmux = <PIN_PC6__GPIO>,
272						 <PIN_PC7__GPIO>;
273					bias-disable;
274				};
275
276				pinctrl_key_gpio_default: key_gpio_default {
277					pinmux = <PIN_PA10__GPIO>;
278					bias-pull-up;
279				};
280
281				pinctrl_led_gpio_default: led_gpio_default {
282					pinmux = <PIN_PB6__GPIO>,
283						 <PIN_PB8__GPIO>,
284						 <PIN_PB10__GPIO>;
285					bias-pull-up;
286				};
287
288				pinctrl_macb0_default: macb0_default {
289					pinmux = <PIN_PB14__GTXCK>,
290						 <PIN_PB15__GTXEN>,
291						 <PIN_PB16__GRXDV>,
292						 <PIN_PB17__GRXER>,
293						 <PIN_PB18__GRX0>,
294						 <PIN_PB19__GRX1>,
295						 <PIN_PB20__GTX0>,
296						 <PIN_PB21__GTX1>,
297						 <PIN_PB22__GMDC>,
298						 <PIN_PB23__GMDIO>;
299					bias-disable;
300				};
301
302				pinctrl_macb0_phy_irq: macb0_phy_irq {
303					pinmux = <PIN_PB24__GPIO>;
304					bias-disable;
305				};
306
307				pinctrl_nand_default: nand_default {
308					re_we_data {
309						pinmux = <PIN_PA22__D0>,
310							 <PIN_PA23__D1>,
311							 <PIN_PA24__D2>,
312							 <PIN_PA25__D3>,
313							 <PIN_PA26__D4>,
314							 <PIN_PA27__D5>,
315							 <PIN_PA28__D6>,
316							 <PIN_PA29__D7>,
317							 <PIN_PA30__NWE_NANDWE>,
318							 <PIN_PB2__NRD_NANDOE>;
319						bias-pull-up;
320						atmel,drive-strength = <ATMEL_PIO_DRVSTR_ME>;
321					};
322
323					ale_cle_rdy_cs {
324						pinmux = <PIN_PB0__A21_NANDALE>,
325							 <PIN_PB1__A22_NANDCLE>,
326							 <PIN_PC8__NANDRDY>,
327							 <PIN_PA31__NCS3>;
328						bias-pull-up;
329					};
330				};
331
332				pinctrl_sdmmc0_default: sdmmc0_default {
333					cmd_data {
334						pinmux = <PIN_PA1__SDMMC0_CMD>,
335							 <PIN_PA2__SDMMC0_DAT0>,
336							 <PIN_PA3__SDMMC0_DAT1>,
337							 <PIN_PA4__SDMMC0_DAT2>,
338							 <PIN_PA5__SDMMC0_DAT3>,
339							 <PIN_PA6__SDMMC0_DAT4>,
340							 <PIN_PA7__SDMMC0_DAT5>,
341							 <PIN_PA8__SDMMC0_DAT6>,
342							 <PIN_PA9__SDMMC0_DAT7>;
343						bias-pull-up;
344					};
345
346					ck_cd_vddsel {
347						pinmux = <PIN_PA0__SDMMC0_CK>,
348							 <PIN_PA11__SDMMC0_VDDSEL>,
349							 <PIN_PA13__SDMMC0_CD>;
350						bias-disable;
351					};
352				};
353
354				pinctrl_spi0_default: spi0_default {
355					pinmux = <PIN_PA14__SPI0_SPCK>,
356						 <PIN_PA15__SPI0_MOSI>,
357						 <PIN_PA16__SPI0_MISO>,
358						 <PIN_PA17__SPI0_NPCS0>;
359					bias-disable;
360				};
361
362				pinctrl_spi1_default: spi1_default {
363					pinmux = <PIN_PC1__SPI1_SPCK>,
364						 <PIN_PC2__SPI1_MOSI>,
365						 <PIN_PC3__SPI1_MISO>,
366						 <PIN_PC4__SPI1_NPCS0>;
367					bias-disable;
368				};
369
370				pinctrl_uart0_default: uart0_default {
371					pinmux = <PIN_PB26__URXD0>,
372						 <PIN_PB27__UTXD0>;
373					bias-disable;
374				};
375
376				pinctrl_uart2_default: uart2_default {
377					pinmux = <PIN_PD23__URXD2>,
378						 <PIN_PD24__UTXD2>;
379					bias-disable;
380				};
381
382				pinctrl_usb_default: usb_default {
383					pinmux = <PIN_PB12__GPIO>;
384					bias-disable;
385				};
386
387				pinctrl_usba_vbus: usba_vbus {
388					pinmux = <PIN_PB11__GPIO>;
389					bias-disable;
390				};
391
392			};
393
394		};
395	};
396
397	gpio_keys {
398		compatible = "gpio-keys";
399
400		pinctrl-names = "default";
401		pinctrl-0 = <&pinctrl_key_gpio_default>;
402
403		bp1 {
404			label = "PB_USER";
405			gpios = <&pioA PIN_PA10 GPIO_ACTIVE_LOW>;
406			linux,code = <KEY_PROG1>;
407			wakeup-source;
408		};
409	};
410
411	leds {
412		compatible = "gpio-leds";
413		pinctrl-names = "default";
414		pinctrl-0 = <&pinctrl_led_gpio_default>;
415		status = "okay";
416
417		red {
418			label = "red";
419			gpios = <&pioA PIN_PB10 GPIO_ACTIVE_HIGH>;
420		};
421
422		green {
423			label = "green";
424			gpios = <&pioA PIN_PB8 GPIO_ACTIVE_HIGH>;
425		};
426
427		blue {
428			label = "blue";
429			gpios = <&pioA PIN_PB6 GPIO_ACTIVE_HIGH>;
430			linux,default-trigger = "heartbeat";
431		};
432	};
433};
434