tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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};