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TOMOYO Linux Cross Reference
Linux/scripts/dtc/include-prefixes/arm/nxp/lpc/lpc4350-hitex-eval.dts

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  1 /*
  2  * Hitex LPC4350 Evaluation Board
  3  *
  4  * Copyright 2015 Ariel D'Alessandro <ariel.dalessandro@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 "lpc4350.dtsi"
 17 
 18 #include "dt-bindings/input/input.h"
 19 #include "dt-bindings/gpio/gpio.h"
 20 
 21 / {
 22         model = "Hitex LPC4350 Evaluation Board";
 23         compatible = "hitex,lpc4350-eval-board", "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 0x800000>; /* 8 MB */
 39         };
 40 
 41         pca_buttons {
 42                 compatible = "gpio-keys-polled";
 43                 poll-interval = <100>;
 44                 autorepeat;
 45 
 46                 button0 {
 47                         label = "joy:right";
 48                         linux,code = <KEY_RIGHT>;
 49                         gpios = <&pca_gpio 8 GPIO_ACTIVE_LOW>;
 50                 };
 51 
 52                 button1 {
 53                         label = "joy:up";
 54                         linux,code = <KEY_UP>;
 55                         gpios = <&pca_gpio 9 GPIO_ACTIVE_LOW>;
 56                 };
 57 
 58 
 59                 button2 {
 60                         label = "joy:enter";
 61                         linux,code = <KEY_ENTER>;
 62                         gpios = <&pca_gpio 10 GPIO_ACTIVE_LOW>;
 63                 };
 64 
 65                 button3 {
 66                         label = "joy:left";
 67                         linux,code = <KEY_LEFT>;
 68                         gpios = <&pca_gpio 11 GPIO_ACTIVE_LOW>;
 69                 };
 70 
 71                 button4 {
 72                         label = "joy:down";
 73                         linux,code = <KEY_DOWN>;
 74                         gpios = <&pca_gpio 12 GPIO_ACTIVE_LOW>;
 75                 };
 76 
 77                 button5 {
 78                         label = "user:sw3";
 79                         linux,code = <KEY_F1>;
 80                         gpios = <&pca_gpio 13 GPIO_ACTIVE_LOW>;
 81                 };
 82 
 83                 button6 {
 84                         label = "user:sw4";
 85                         linux,code = <KEY_F2>;
 86                         gpios = <&pca_gpio 14 GPIO_ACTIVE_LOW>;
 87                 };
 88 
 89                 button7 {
 90                         label = "user:sw5";
 91                         linux,code = <KEY_F3>;
 92                         gpios = <&pca_gpio 15 GPIO_ACTIVE_LOW>;
 93                 };
 94         };
 95 
 96         pca_leds {
 97                 compatible = "gpio-leds";
 98 
 99                 led0 {
100                         label = "ext:led0";
101                         gpios = <&pca_gpio 0 GPIO_ACTIVE_LOW>;
102                         linux,default-trigger = "heartbeat";
103                 };
104 
105                 led1 {
106                         label = "ext:led1";
107                         gpios = <&pca_gpio 1 GPIO_ACTIVE_LOW>;
108                 };
109 
110                 led2 {
111                         label = "ext:led2";
112                         gpios = <&pca_gpio 2 GPIO_ACTIVE_LOW>;
113                 };
114 
115                 led3 {
116                         label = "ext:led3";
117                         gpios = <&pca_gpio 3 GPIO_ACTIVE_LOW>;
118                 };
119         };
120 
121         vcc: vcc_fixed {
122                 compatible = "regulator-fixed";
123                 regulator-name = "3v3io";
124                 regulator-min-microvolt = <3300000>;
125                 regulator-max-microvolt = <3300000>;
126         };
127 };
128 
129 &pinctrl {
130         adc1_pins: adc1-pins {
131                 adc1_pins_cfg {
132                         pins = "pf_9";
133                         function = "adc";
134                         input-disable;
135                         bias-disable;
136                 };
137         };
138 
139         emc_pins: emc-pins {
140                 emc_addr0_23_cfg {
141                         pins =  "p2_9",  "p2_10", "p2_11", "p2_12",
142                                 "p2_13", "p1_0",  "p1_1",  "p1_2",
143                                 "p2_8",  "p2_7",  "p2_6",  "p2_2",
144                                 "p2_1",  "p2_0",  "p6_8",  "p6_7",
145                                 "pd_16", "pd_15", "pe_0",  "pe_1",
146                                 "pe_2",  "pe_3",  "pe_4",  "pa_4";
147                         function = "emc";
148                         slew-rate = <1>;
149                         bias-disable;
150                         input-enable;
151                         input-schmitt-disable;
152                 };
153 
154                 emc_data0_15_cfg {
155                         pins =  "p1_7",  "p1_8",  "p1_9",  "p1_10",
156                                 "p1_11", "p1_12", "p1_13", "p1_14",
157                                 "p5_4",  "p5_5",  "p5_6",  "p5_7",
158                                 "p5_0",  "p5_1",  "p5_2",  "p5_3";
159                         function = "emc";
160                         slew-rate = <1>;
161                         bias-disable;
162                         input-enable;
163                         input-schmitt-disable;
164                 };
165 
166                 emc_we_oe_cfg {
167                         pins = "p1_6", "p1_3";
168                         function = "emc";
169                         slew-rate = <1>;
170                         bias-disable;
171                         input-enable;
172                         input-schmitt-disable;
173                 };
174 
175                 emc_bls0_3_cfg {
176                         pins = "p1_4", "p6_6", "pd_13", "pd_10";
177                         function = "emc";
178                         slew-rate = <1>;
179                         bias-disable;
180                         input-enable;
181                         input-schmitt-disable;
182                 };
183 
184                 emc_cs0_cs2_cfg {
185                         pins = "p1_5", "pd_12";
186                         function = "emc";
187                         slew-rate = <1>;
188                         bias-disable;
189                         input-enable;
190                         input-schmitt-disable;
191                 };
192 
193                 emc_sdram_dqm0_3_cfg {
194                         pins = "p6_12", "p6_10", "pd_0", "pe_13";
195                         function = "emc";
196                         slew-rate = <1>;
197                         bias-disable;
198                         input-enable;
199                         input-schmitt-disable;
200                 };
201 
202                 emc_sdram_ras_cas_cfg {
203                         pins = "p6_5", "p6_4";
204                         function = "emc";
205                         slew-rate = <1>;
206                         bias-disable;
207                         input-enable;
208                         input-schmitt-disable;
209                 };
210 
211                 emc_sdram_dycs0_cfg {
212                         pins = "p6_9";
213                         function = "emc";
214                         slew-rate = <1>;
215                         bias-disable;
216                         input-enable;
217                         input-schmitt-disable;
218                 };
219 
220                 emc_sdram_cke_cfg {
221                         pins = "p6_11";
222                         function = "emc";
223                         slew-rate = <1>;
224                         bias-disable;
225                         input-enable;
226                         input-schmitt-disable;
227                 };
228 
229                 emc_sdram_clock_cfg {
230                         pins = "clk0", "clk1", "clk2", "clk3";
231                         function = "emc";
232                         slew-rate = <1>;
233                         bias-disable;
234                         input-enable;
235                         input-schmitt-disable;
236                 };
237         };
238 
239         enet_mii_pins: enet-mii-pins {
240                 enet_mii_rxd0_3_cfg {
241                         pins = "p1_15", "p0_0", "p9_3", "p9_2";
242                         function = "enet";
243                         bias-disable;
244                         input-enable;
245                 };
246 
247                 enet_mii_txd0_3_cfg {
248                         pins = "p1_18", "p1_20", "p9_4", "p9_5";
249                         function = "enet";
250                         bias-disable;
251                 };
252 
253                 enet_mii_crs_col_cfg {
254                         pins = "p9_0", "p9_6";
255                         function = "enet";
256                         bias-disable;
257                         input-enable;
258                 };
259 
260                 enet_mii_rx_clk_dv_er_cfg {
261                         pins = "pc_0", "p1_16", "p9_1";
262                         function = "enet";
263                         bias-disable;
264                         input-enable;
265                 };
266 
267                 enet_mii_tx_clk_en_cfg {
268                         pins = "p1_19", "p0_1";
269                         function = "enet";
270                         bias-disable;
271                         input-enable;
272                 };
273 
274                 enet_mdio_cfg {
275                         pins = "p1_17";
276                         function = "enet";
277                         bias-disable;
278                         input-enable;
279                 };
280 
281                 enet_mdc_cfg {
282                         pins = "pc_1";
283                         function = "enet";
284                         bias-disable;
285                 };
286         };
287 
288         i2c0_pins: i2c0-pins {
289                 i2c0_pins_cfg {
290                         pins = "i2c0_scl", "i2c0_sda";
291                         function = "i2c0";
292                         input-enable;
293                 };
294         };
295 
296         spifi_pins: spifi-pins {
297                 spifi_clk_cfg {
298                         pins = "p3_3";
299                         function = "spifi";
300                         slew-rate = <1>;
301                         bias-disable;
302                         input-enable;
303                         input-schmitt-disable;
304                 };
305 
306                 spifi_mosi_miso_sio2_3_cfg {
307                         pins = "p3_7", "p3_6", "p3_5", "p3_4";
308                         function = "spifi";
309                         slew-rate = <1>;
310                         bias-disable;
311                         input-enable;
312                         input-schmitt-disable;
313                 };
314 
315                 spifi_cs_cfg {
316                         pins = "p3_8";
317                         function = "spifi";
318                         slew-rate = <1>;
319                         bias-disable;
320                         input-enable;
321                         input-schmitt-disable;
322                 };
323         };
324 
325         uart0_pins: uart0-pins {
326                 uart0_rx_cfg {
327                         pins = "pf_11";
328                         function = "uart0";
329                         input-schmitt-disable;
330                         bias-disable;
331                         input-enable;
332                 };
333 
334                 uart0_tx_cfg {
335                         pins = "pf_10";
336                         function = "uart0";
337                         bias-pull-down;
338                 };
339         };
340 };
341 
342 &adc1 {
343         status = "okay";
344         vref-supply = <&vcc>;
345         pinctrl-names = "default";
346         pinctrl-0 = <&adc1_pins>;
347 };
348 
349 &emc {
350         status = "okay";
351         pinctrl-names = "default";
352         pinctrl-0 = <&emc_pins>;
353 
354         cs0 {
355                 #address-cells = <2>;
356                 #size-cells = <1>;
357                 ranges;
358 
359                 mpmc,cs = <0>;
360                 mpmc,memory-width = <16>;
361                 mpmc,byte-lane-low;
362                 mpmc,write-enable-delay = <0>;
363                 mpmc,output-enable-delay = <0>;
364                 mpmc,read-access-delay = <70>;
365                 mpmc,page-mode-read-delay = <70>;
366 
367                 flash@0,0 {
368                         compatible = "sst,sst39vf320", "cfi-flash";
369                         reg = <0 0 0x400000>;
370                         bank-width = <2>;
371                         #address-cells = <1>;
372                         #size-cells = <1>;
373 
374                         partition@0 {
375                                 label = "bootloader";
376                                 reg = <0x000000 0x040000>; /* 256 KiB */
377                         };
378 
379                         partition@1 {
380                                 label = "kernel";
381                                 reg = <0x040000 0x2C0000>; /* 2.75 MiB */
382                         };
383 
384                         partition@2 {
385                                 label = "rootfs";
386                                 reg = <0x300000 0x100000>; /* 1 MiB */
387                         };
388                 };
389         };
390 
391         cs2 {
392                 #address-cells = <2>;
393                 #size-cells = <1>;
394                 ranges;
395 
396                 mpmc,cs = <2>;
397                 mpmc,memory-width = <16>;
398                 mpmc,byte-lane-low;
399                 mpmc,write-enable-delay = <0>;
400                 mpmc,output-enable-delay = <30>;
401                 mpmc,read-access-delay = <90>;
402                 mpmc,page-mode-read-delay = <55>;
403                 mpmc,write-access-delay = <55>;
404                 mpmc,turn-round-delay = <55>;
405 
406                 ext_sram: sram@2,0 {
407                         compatible = "mmio-sram";
408                         reg = <2 0 0x80000>; /* 512 KiB SRAM on IS62WV25616 */
409                 };
410         };
411 };
412 
413 &enet_tx_clk {
414         clock-frequency = <25000000>;
415 };
416 
417 &i2c0 {
418         status = "okay";
419         pinctrl-names = "default";
420         pinctrl-0 = <&i2c0_pins>;
421         clock-frequency = <400000>;
422 
423         /* NXP SE97BTP with temperature sensor + eeprom */
424         sensor@18 {
425                 compatible = "nxp,se97", "jedec,jc-42.4-temp";
426                 reg = <0x18>;
427         };
428 
429         eeprom@50 {
430                 compatible = "nxp,24c02", "atmel,24c02";
431                 reg = <0x50>;
432         };
433 
434         pca_gpio: gpio@24 {
435                 compatible = "nxp,pca9673";
436                 reg = <0x24>;
437                 gpio-controller;
438                 #gpio-cells = <2>;
439         };
440 };
441 
442 &mac {
443         status = "okay";
444         phy-mode = "mii";
445         pinctrl-names = "default";
446         pinctrl-0 = <&enet_mii_pins>;
447 };
448 
449 &spifi {
450         status = "okay";
451         pinctrl-names = "default";
452         pinctrl-0 = <&spifi_pins>;
453 
454         flash {
455                 compatible = "jedec,spi-nor";
456                 spi-rx-bus-width = <4>;
457                 #address-cells = <1>;
458                 #size-cells = <1>;
459 
460                 partition@0 {
461                         label = "bootloader";
462                         reg = <0x000000 0x040000>; /* 256 KiB */
463                 };
464 
465                 partition@1 {
466                         label = "kernel";
467                         reg = <0x040000 0x2c0000>; /* 2.75 MiB */
468                 };
469 
470                 partition@2 {
471                         label = "rootfs";
472                         reg = <0x300000 0x500000>; /* 5 MiB */
473                 };
474         };
475 };
476 
477 &uart0 {
478         status = "okay";
479         pinctrl-names = "default";
480         pinctrl-0 = <&uart0_pins>;
481 };

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