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1/*
2 * Embedded Artist LPC4357 Developer's Kit
3 *
4 * Copyright 2015 Joachim Eastwood <manabian@gmail.com>
5 *
6 * This code is released using a dual license strategy: BSD/GPL
7 * You can choose the licence that better fits your requirements.
8 *
9 * Released under the terms of 3-clause BSD License
10 * Released under the terms of GNU General Public License Version 2.0
11 *
12 */
13/dts-v1/;
14
15#include "lpc18xx.dtsi"
16#include "lpc4357.dtsi"
17
18#include "dt-bindings/input/input.h"
19#include "dt-bindings/gpio/gpio.h"
20
21/ {
22 model = "Embedded Artists' LPC4357 Developer's Kit";
23 compatible = "ea,lpc4357-developers-kit", "nxp,lpc4357", "nxp,lpc4350";
24
25 aliases {
26 serial0 = &uart0;
27 serial1 = &uart1;
28 serial2 = &uart2;
29 serial3 = &uart3;
30 };
31
32 chosen {
33 stdout-path = &uart0;
34 };
35
36 memory@28000000 {
37 device_type = "memory";
38 reg = <0x28000000 0x2000000>; /* 32 MB */
39 };
40
41 vcc: vcc_fixed {
42 compatible = "regulator-fixed";
43 regulator-name = "3v3-supply";
44 regulator-min-microvolt = <3300000>;
45 regulator-max-microvolt = <3300000>;
46 };
47
48 /* vmmc is controlled by sdmmc host internally */
49 vmmc: vmmc_fixed {
50 compatible = "regulator-fixed";
51 regulator-name = "vmmc-supply";
52 regulator-min-microvolt = <3300000>;
53 regulator-max-microvolt = <3300000>;
54 };
55
56 gpio_joystick {
57 compatible = "gpio-keys-polled";
58 pinctrl-names = "default";
59 pinctrl-0 = <&gpio_joystick_pins>;
60 #address-cells = <1>;
61 #size-cells = <0>;
62 poll-interval = <100>;
63 autorepeat;
64
65 button0 {
66 label = "joy_enter";
67 linux,code = <KEY_ENTER>;
68 gpios = <&gpio LPC_GPIO(4,8) GPIO_ACTIVE_LOW>;
69 };
70
71 button1 {
72 label = "joy_left";
73 linux,code = <KEY_LEFT>;
74 gpios = <&gpio LPC_GPIO(4,9) GPIO_ACTIVE_LOW>;
75 };
76
77 button2 {
78 label = "joy_up";
79 linux,code = <KEY_UP>;
80 gpios = <&gpio LPC_GPIO(4,10) GPIO_ACTIVE_LOW>;
81 };
82
83 button3 {
84 label = "joy_right";
85 linux,code = <KEY_RIGHT>;
86 gpios = <&gpio LPC_GPIO(4,12) GPIO_ACTIVE_LOW>;
87 };
88
89 button4 {
90 label = "joy_down";
91 linux,code = <KEY_DOWN>;
92 gpios = <&gpio LPC_GPIO(4,13) GPIO_ACTIVE_LOW>;
93 };
94 };
95
96 leds_mmio {
97 compatible = "gpio-leds";
98
99 led1 {
100 gpios = <&mmio_leds 15 GPIO_ACTIVE_HIGH>;
101 linux,default-trigger = "heartbeat";
102 };
103
104 led2 {
105 gpios = <&mmio_leds 14 GPIO_ACTIVE_HIGH>;
106 };
107
108 led3 {
109 gpios = <&mmio_leds 13 GPIO_ACTIVE_HIGH>;
110 };
111
112 led4 {
113 gpios = <&mmio_leds 12 GPIO_ACTIVE_HIGH>;
114 };
115
116 led5 {
117 gpios = <&mmio_leds 11 GPIO_ACTIVE_HIGH>;
118 };
119
120 led6 {
121 gpios = <&mmio_leds 10 GPIO_ACTIVE_HIGH>;
122 };
123
124 led7 {
125 gpios = <&mmio_leds 9 GPIO_ACTIVE_HIGH>;
126 };
127
128 led8 {
129 gpios = <&mmio_leds 8 GPIO_ACTIVE_HIGH>;
130 };
131
132 led9 {
133 gpios = <&mmio_leds 7 GPIO_ACTIVE_HIGH>;
134 };
135
136 led10 {
137 gpios = <&mmio_leds 6 GPIO_ACTIVE_HIGH>;
138 };
139
140 led11 {
141 gpios = <&mmio_leds 5 GPIO_ACTIVE_HIGH>;
142 };
143
144 led12 {
145 gpios = <&mmio_leds 4 GPIO_ACTIVE_HIGH>;
146 };
147
148 led13 {
149 gpios = <&mmio_leds 3 GPIO_ACTIVE_HIGH>;
150 };
151
152 led14 {
153 gpios = <&mmio_leds 2 GPIO_ACTIVE_HIGH>;
154 };
155
156 led15 {
157 gpios = <&mmio_leds 1 GPIO_ACTIVE_HIGH>;
158 };
159
160 led16 {
161 gpios = <&mmio_leds 0 GPIO_ACTIVE_HIGH>;
162 };
163 };
164};
165
166&pinctrl {
167 emc_pins: emc-pins {
168 emc_addr0_23_cfg {
169 pins = "p2_9", "p2_10", "p2_11", "p2_12",
170 "p2_13", "p1_0", "p1_1", "p1_2",
171 "p2_8", "p2_7", "p2_6", "p2_2",
172 "p2_1", "p2_0", "p6_8", "p6_7",
173 "pd_16", "pd_15", "pe_0", "pe_1",
174 "pe_2", "pe_3", "pe_4", "pa_4";
175 function = "emc";
176 slew-rate = <1>;
177 bias-disable;
178 input-enable;
179 input-schmitt-disable;
180 };
181
182 emc_data0_31_cfg {
183 pins = "p1_7", "p1_8", "p1_9", "p1_10",
184 "p1_11", "p1_12", "p1_13", "p1_14",
185 "p5_4", "p5_5", "p5_6", "p5_7",
186 "p5_0", "p5_1", "p5_2", "p5_3",
187 "pd_2", "pd_3", "pd_4", "pd_5",
188 "pd_6", "pd_7", "pd_8", "pd_9",
189 "pe_5", "pe_6", "pe_7", "pe_8",
190 "pe_9", "pe_10", "pe_11", "pe_12";
191 function = "emc";
192 slew-rate = <1>;
193 bias-disable;
194 input-enable;
195 input-schmitt-disable;
196 };
197
198 emc_we_oe_cfg {
199 pins = "p1_6", "p1_3";
200 function = "emc";
201 slew-rate = <1>;
202 bias-disable;
203 input-enable;
204 input-schmitt-disable;
205 };
206
207 emc_bls0_3_cfg {
208 pins = "p1_4", "p6_6", "pd_13", "pd_10";
209 function = "emc";
210 slew-rate = <1>;
211 bias-disable;
212 input-enable;
213 input-schmitt-disable;
214 };
215
216 emc_cs0_3_cfg {
217 pins = "p1_5", "p6_3", "pd_12", "pd_11";
218 function = "emc";
219 slew-rate = <1>;
220 bias-disable;
221 input-enable;
222 input-schmitt-disable;
223 };
224
225 emc_sdram_dqm0_3_cfg {
226 pins = "p6_12", "p6_10", "pd_0", "pe_13";
227 function = "emc";
228 slew-rate = <1>;
229 bias-disable;
230 input-enable;
231 input-schmitt-disable;
232 };
233
234 emc_sdram_ras_cas_cfg {
235 pins = "p6_5", "p6_4";
236 function = "emc";
237 slew-rate = <1>;
238 bias-disable;
239 input-enable;
240 input-schmitt-disable;
241 };
242
243 emc_sdram_dycs0_cfg {
244 pins = "p6_9";
245 function = "emc";
246 slew-rate = <1>;
247 bias-disable;
248 input-enable;
249 input-schmitt-disable;
250 };
251
252 emc_sdram_cke_cfg {
253 pins = "p6_11";
254 function = "emc";
255 slew-rate = <1>;
256 bias-disable;
257 input-enable;
258 input-schmitt-disable;
259 };
260
261 emc_sdram_clock_cfg {
262 pins = "clk0", "clk1", "clk2", "clk3";
263 function = "emc";
264 slew-rate = <1>;
265 bias-disable;
266 input-enable;
267 input-schmitt-disable;
268 };
269 };
270
271 enet_rmii_pins: enet-rmii-pins {
272 enet_rmii_rxd_cfg {
273 pins = "p1_15", "p0_0";
274 function = "enet";
275 slew-rate = <1>;
276 bias-disable;
277 input-enable;
278 input-schmitt-disable;
279 };
280
281 enet_rmii_txd_cfg {
282 pins = "p1_18", "p1_20";
283 function = "enet";
284 slew-rate = <1>;
285 bias-disable;
286 input-enable;
287 input-schmitt-disable;
288 };
289
290 enet_rmii_rx_dv_cfg {
291 pins = "p1_16";
292 function = "enet";
293 bias-disable;
294 input-enable;
295 input-schmitt-disable;
296 };
297
298 enet_rmii_tx_en_cfg {
299 pins = "p0_1";
300 function = "enet";
301 bias-disable;
302 input-enable;
303 input-schmitt-disable;
304 };
305
306 enet_ref_clk_cfg {
307 pins = "p1_19";
308 function = "enet";
309 slew-rate = <1>;
310 bias-disable;
311 input-enable;
312 input-schmitt-disable;
313 };
314
315 enet_mdio_cfg {
316 pins = "p1_17";
317 function = "enet";
318 bias-disable;
319 input-enable;
320 input-schmitt-disable;
321 };
322
323 enet_mdc_cfg {
324 pins = "pc_1";
325 function = "enet";
326 slew-rate = <1>;
327 bias-disable;
328 input-enable;
329 input-schmitt-disable;
330 };
331 };
332
333 gpio_joystick_pins: gpio-joystick-pins {
334 gpio_joystick_cfg {
335 pins = "p9_0", "p9_1", "pa_1", "pa_2", "pa_3";
336 function = "gpio";
337 input-enable;
338 bias-disable;
339 };
340 };
341
342 i2c0_pins: i2c0-pins {
343 i2c0_pins_cfg {
344 pins = "i2c0_scl", "i2c0_sda";
345 function = "i2c0";
346 input-enable;
347 };
348 };
349
350 sdmmc_pins: sdmmc-pins {
351 sdmmc_clk_cfg {
352 pins = "pc_0";
353 function = "sdmmc";
354 slew-rate = <1>;
355 bias-pull-down;
356 };
357
358 sdmmc_cmd_dat0_3_cfg {
359 pins = "pc_4", "pc_5", "pc_6", "pc_7", "pc_10";
360 function = "sdmmc";
361 slew-rate = <1>;
362 bias-disable;
363 input-enable;
364 input-schmitt-disable;
365 };
366
367 sdmmc_cd_cfg {
368 pins = "pc_8";
369 function = "sdmmc";
370 bias-pull-down;
371 input-enable;
372 };
373
374 sdmmc_pow_cfg {
375 pins = "pc_9";
376 function = "sdmmc";
377 bias-pull-down;
378 };
379 };
380
381 spifi_pins: spifi-pins {
382 spifi_clk_cfg {
383 pins = "p3_3";
384 function = "spifi";
385 slew-rate = <1>;
386 bias-disable;
387 input-enable;
388 input-schmitt-disable;
389 };
390
391 spifi_mosi_miso_sio2_3_cfg {
392 pins = "p3_7", "p3_6", "p3_5", "p3_4";
393 function = "spifi";
394 slew-rate = <0>;
395 bias-disable;
396 input-enable;
397 input-schmitt-disable;
398 };
399
400 spifi_cs_cfg {
401 pins = "p3_8";
402 function = "spifi";
403 bias-disable;
404 };
405 };
406
407 ssp0_pins: ssp0-pins {
408 ssp0_sck_miso_mosi {
409 pins = "pf_0", "pf_2", "pf_3";
410 function = "ssp0";
411 slew-rate = <1>;
412 bias-pull-down;
413 input-enable;
414 input-schmitt-disable;
415 };
416
417 ssp0_ssel {
418 pins = "pf_1";
419 function = "ssp0";
420 bias-pull-up;
421 };
422 };
423
424 uart0_pins: uart0-pins {
425 uart0_rx_cfg {
426 pins = "pf_11";
427 function = "uart0";
428 input-schmitt-disable;
429 bias-disable;
430 input-enable;
431 };
432
433 uart0_tx_cfg {
434 pins = "pf_10";
435 function = "uart0";
436 bias-pull-down;
437 };
438 };
439
440 uart3_pins: uart3-pins {
441 uart3_rx_cfg {
442 pins = "p2_4";
443 function = "uart3";
444 input-schmitt-disable;
445 bias-disable;
446 input-enable;
447 };
448
449 uart3_tx_cfg {
450 pins = "p9_3";
451 function = "uart3";
452 bias-pull-down;
453 };
454 };
455
456 usb0_pins: usb0-pins {
457 usb0_pwr_enable {
458 pins = "p2_3";
459 function = "usb0";
460 };
461
462 usb0_pwr_fault {
463 pins = "p8_0";
464 function = "usb0";
465 bias-disable;
466 input-enable;
467 };
468 };
469};
470
471&adc0 {
472 status = "okay";
473 vref-supply = <&vcc>;
474};
475
476&i2c0 {
477 status = "okay";
478 pinctrl-names = "default";
479 pinctrl-0 = <&i2c0_pins>;
480 clock-frequency = <400000>;
481
482 mma7455@1d {
483 compatible = "fsl,mma7455";
484 reg = <0x1d>;
485 };
486
487 lm75@48 {
488 compatible = "nxp,lm75";
489 reg = <0x48>;
490 };
491
492 eeprom@57 {
493 compatible = "microchip,24c64", "atmel,24c64";
494 reg = <0x57>;
495 };
496};
497
498&dac {
499 status = "okay";
500 vref-supply = <&vcc>;
501};
502
503&emc {
504 status = "okay";
505 pinctrl-names = "default";
506 pinctrl-0 = <&emc_pins>;
507
508 cs0 {
509 #address-cells = <2>;
510 #size-cells = <1>;
511 ranges;
512
513 mpmc,cs = <0>;
514 mpmc,memory-width = <16>;
515 mpmc,byte-lane-low;
516 mpmc,write-enable-delay = <0>;
517 mpmc,output-enable-delay = <0>;
518 mpmc,read-access-delay = <70>;
519 mpmc,page-mode-read-delay = <70>;
520
521 flash@0,0 {
522 compatible = "sst,sst39vf320", "cfi-flash";
523 reg = <0 0 0x400000>;
524 bank-width = <2>;
525 #address-cells = <1>;
526 #size-cells = <1>;
527
528 partition@0 {
529 label = "bootloader";
530 reg = <0x000000 0x040000>; /* 256 KiB */
531 };
532
533 partition@1 {
534 label = "kernel";
535 reg = <0x040000 0x2c0000>; /* 2.75 MiB */
536 };
537
538 partition@2 {
539 label = "rootfs";
540 reg = <0x300000 0x100000>; /* 1 MiB */
541 };
542 };
543 };
544
545 cs2 {
546 #address-cells = <2>;
547 #size-cells = <1>;
548 ranges;
549
550 mpmc,cs = <2>;
551 mpmc,memory-width = <16>;
552
553 mmio_leds: gpio@2,0 {
554 compatible = "ti,7416374";
555 reg = <2 0 0x2>;
556 gpio-controller;
557 #gpio-cells = <2>;
558 };
559
560 };
561};
562
563&enet_tx_clk {
564 clock-frequency = <50000000>;
565};
566
567&mac {
568 status = "okay";
569 phy-mode = "rmii";
570 pinctrl-names = "default";
571 pinctrl-0 = <&enet_rmii_pins>;
572};
573
574&mmcsd {
575 status = "okay";
576 bus-width = <4>;
577 vmmc-supply = <&vmmc>;
578 pinctrl-names = "default";
579 pinctrl-0 = <&sdmmc_pins>;
580};
581
582&spifi {
583 status = "okay";
584 pinctrl-names = "default";
585 pinctrl-0 = <&spifi_pins>;
586
587 flash {
588 compatible = "jedec,spi-nor";
589 spi-cpol;
590 spi-cpha;
591 spi-rx-bus-width = <4>;
592 #address-cells = <1>;
593 #size-cells = <1>;
594
595 partition@0 {
596 label = "data";
597 reg = <0 0x200000>;
598 };
599 };
600};
601
602&ssp0 {
603 status = "okay";
604 pinctrl-names = "default";
605 pinctrl-0 = <&ssp0_pins>;
606 num-cs = <1>;
607};
608
609&uart0 {
610 status = "okay";
611 pinctrl-names = "default";
612 pinctrl-0 = <&uart0_pins>;
613};
614
615&uart3 {
616 status = "okay";
617 pinctrl-names = "default";
618 pinctrl-0 = <&uart3_pins>;
619};
620
621&usb0 {
622 status = "okay";
623 pinctrl-names = "default";
624 pinctrl-0 = <&usb0_pins>;
625};