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