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1/*
2 * Copyright (C) 2015 Rabeeh Khoury <rabeeh@solid-run.com>
3 *
4 * This file is dual-licensed: you can use it either under the terms
5 * of the GPL or the X11 license, at your option. Note that this dual
6 * licensing only applies to this file, and not this project as a
7 * whole.
8 *
9 * a) This file is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * version 2 as published by the Free Software Foundation.
12 *
13 * This file is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * Or, alternatively,
19 *
20 * b) Permission is hereby granted, free of charge, to any person
21 * obtaining a copy of this software and associated documentation
22 * files (the "Software"), to deal in the Software without
23 * restriction, including without limitation the rights to use,
24 * copy, modify, merge, publish, distribute, sublicense, and/or
25 * sell copies of the Software, and to permit persons to whom the
26 * Software is furnished to do so, subject to the following
27 * conditions:
28 *
29 * The above copyright notice and this permission notice shall be
30 * included in all copies or substantial portions of the Software.
31 *
32 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
33 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
34 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
35 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
36 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
37 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
38 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
39 * OTHER DEALINGS IN THE SOFTWARE.
40 */
41
42/ {
43 /* Will be filled by the bootloader */
44 memory@10000000 {
45 reg = <0x10000000 0>;
46 };
47
48 chosen {
49 stdout-path = &uart1;
50 };
51
52 ir_recv: ir-receiver {
53 compatible = "gpio-ir-receiver";
54 gpios = <&gpio7 9 GPIO_ACTIVE_LOW>;
55 pinctrl-names = "default";
56 pinctrl-0 = <&pinctrl_hummingboard2_gpio7_9>;
57 linux,rc-map-name = "rc-rc6-mce";
58 };
59
60 v_3v2: regulator-v-3v2 {
61 compatible = "regulator-fixed";
62 regulator-always-on;
63 regulator-max-microvolt = <3300000>;
64 regulator-min-microvolt = <3300000>;
65 regulator-name = "v_3v2";
66 };
67
68 v_5v0: regulator-v-5v0 {
69 compatible = "regulator-fixed";
70 regulator-always-on;
71 regulator-max-microvolt = <5000000>;
72 regulator-min-microvolt = <5000000>;
73 regulator-name = "v_5v0";
74 };
75
76 vcc_1p8: regulator-vcc-1p8 {
77 compatible = "regulator-fixed";
78 regulator-always-on;
79 regulator-max-microvolt = <1800000>;
80 regulator-min-microvolt = <1800000>;
81 regulator-name = "vcc_1p8";
82 vin-supply = <&v_3v2>;
83 };
84
85 v_sd: regulator-v-sd {
86 compatible = "regulator-fixed";
87 gpio = <&gpio4 30 GPIO_ACTIVE_HIGH>;
88 pinctrl-names = "default";
89 pinctrl-0 = <&pinctrl_hummingboard2_vmmc>;
90 regulator-boot-on;
91 regulator-max-microvolt = <3300000>;
92 regulator-min-microvolt = <3300000>;
93 regulator-name = "v_sd";
94 startup-delay-us = <1000>;
95 vin-supply = <&v_3v2>;
96 };
97
98 v_usb1: regulator-v-usb1 {
99 compatible = "regulator-fixed";
100 enable-active-high;
101 gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
102 pinctrl-names = "default";
103 pinctrl-0 = <&pinctrl_hummingboard2_usbotg_vbus>;
104 regulator-always-on;
105 regulator-max-microvolt = <5000000>;
106 regulator-min-microvolt = <5000000>;
107 regulator-name = "v_usb1";
108 vin-supply = <&v_5v0>;
109 };
110
111 v_usb2: regulator-v-usb2 {
112 /* USB hub port 1 */
113 compatible = "regulator-fixed";
114 enable-active-high;
115 gpio = <&gpio1 0 GPIO_ACTIVE_HIGH>;
116 pinctrl-names = "default";
117 pinctrl-0 = <&pinctrl_hummingboard2_usbh1_vbus>;
118 regulator-always-on;
119 regulator-max-microvolt = <5000000>;
120 regulator-min-microvolt = <5000000>;
121 regulator-name = "v_usb2";
122 vin-supply = <&v_5v0>;
123 };
124
125 v_usb3: regulator-v-usb3 {
126 /* USB hub port 3 */
127 compatible = "regulator-fixed";
128 enable-active-high;
129 gpio = <&gpio2 13 GPIO_ACTIVE_HIGH>;
130 pinctrl-names = "default";
131 pinctrl-0 = <&pinctrl_hummingboard2_usbh2_vbus>;
132 regulator-always-on;
133 regulator-max-microvolt = <5000000>;
134 regulator-min-microvolt = <5000000>;
135 regulator-name = "v_usb3";
136 vin-supply = <&v_5v0>;
137 };
138
139 v_usb4: regulator-v-usb4 {
140 /* USB hub port 4 */
141 compatible = "regulator-fixed";
142 enable-active-high;
143 gpio = <&gpio7 10 GPIO_ACTIVE_HIGH>;
144 pinctrl-names = "default";
145 pinctrl-0 = <&pinctrl_hummingboard2_usbh3_vbus>;
146 regulator-always-on;
147 regulator-max-microvolt = <5000000>;
148 regulator-min-microvolt = <5000000>;
149 regulator-name = "v_usb4";
150 vin-supply = <&v_5v0>;
151 };
152
153 sound-sgtl5000 {
154 audio-codec = <&sgtl5000>;
155 audio-routing =
156 "MIC_IN", "Mic Jack",
157 "Mic Jack", "Mic Bias",
158 "Headphone Jack", "HP_OUT";
159 compatible = "fsl,imx-audio-sgtl5000";
160 model = "On-board Codec";
161 mux-ext-port = <5>;
162 mux-int-port = <1>;
163 ssi-controller = <&ssi1>;
164 };
165};
166
167&audmux {
168 status = "okay";
169};
170
171&ecspi2 {
172 pinctrl-names = "default";
173 pinctrl-0 = <&pinctrl_hummingboard2_ecspi2>;
174 cs-gpios = <&gpio2 26 0>;
175 status = "okay";
176};
177
178&hdmi {
179 pinctrl-names = "default";
180 pinctrl-0 = <&pinctrl_hummingboard2_hdmi>;
181 ddc-i2c-bus = <&i2c2>;
182 status = "okay";
183};
184
185&i2c1 {
186 clock-frequency = <100000>;
187 pinctrl-names = "default";
188 pinctrl-0 = <&pinctrl_hummingboard2_i2c1>;
189 status = "okay";
190
191 pcf8523: rtc@68 {
192 compatible = "nxp,pcf8523";
193 reg = <0x68>;
194 };
195
196 sgtl5000: codec@a {
197 clocks = <&clks IMX6QDL_CLK_CKO>;
198 compatible = "fsl,sgtl5000";
199 #sound-dai-cells = <0>;
200 pinctrl-names = "default";
201 pinctrl-0 = <&pinctrl_hummingboard2_sgtl5000>;
202 reg = <0x0a>;
203 VDDA-supply = <&v_3v2>;
204 VDDD-supply = <&vcc_1p8>;
205 VDDIO-supply = <&v_3v2>;
206 };
207};
208
209&i2c2 {
210 clock-frequency = <100000>;
211 pinctrl-names = "default";
212 pinctrl-0 = <&pinctrl_hummingboard2_i2c2>;
213 status = "okay";
214};
215
216&i2c3 {
217 clock-frequency = <100000>;
218 pinctrl-names = "default";
219 pinctrl-0 = <&pinctrl_hummingboard2_i2c3>;
220 status = "okay";
221};
222
223&iomuxc {
224 pinctrl-names = "default";
225 pinctrl-0 = <&pinctrl_hog>;
226
227 hummingboard2 {
228 pinctrl_hog: hoggrp {
229 fsl,pins = <
230 /*
231 * 36 pin headers GPIO description. The pins
232 * numbering as following -
233 *
234 * 3.2v 5v 74 75
235 * 73 72 71 70
236 * 69 68 67 66
237 *
238 * 77 78 79 76
239 * 65 64 61 60
240 * 53 52 51 50
241 * 49 48 166 132
242 * 95 94 90 91
243 * GND 54 24 204
244 *
245 * The GPIO numbers can be extracted using
246 * signal name from below.
247 * Example -
248 * MX6QDL_PAD_EIM_DA10__GPIO3_IO10 is
249 * GPIO(3,10) which is (3-1)*32+10 = gpio 74
250 *
251 * i.e. The mapping of GPIO(X,Y) to Linux gpio
252 * number is : gpio number = (X-1) * 32 + Y
253 */
254 /* DI1_PIN15 */
255 MX6QDL_PAD_EIM_DA10__GPIO3_IO10 0x400130b1
256 /* DI1_PIN02 */
257 MX6QDL_PAD_EIM_DA11__GPIO3_IO11 0x400130b1
258 /* DISP1_DATA00 */
259 MX6QDL_PAD_EIM_DA9__GPIO3_IO09 0x400130b1
260 /* DISP1_DATA01 */
261 MX6QDL_PAD_EIM_DA8__GPIO3_IO08 0x400130b1
262 /* DISP1_DATA02 */
263 MX6QDL_PAD_EIM_DA7__GPIO3_IO07 0x400130b1
264 /* DISP1_DATA03 */
265 MX6QDL_PAD_EIM_DA6__GPIO3_IO06 0x400130b1
266 /* DISP1_DATA04 */
267 MX6QDL_PAD_EIM_DA5__GPIO3_IO05 0x400130b1
268 /* DISP1_DATA05 */
269 MX6QDL_PAD_EIM_DA4__GPIO3_IO04 0x400130b1
270 /* DISP1_DATA06 */
271 MX6QDL_PAD_EIM_DA3__GPIO3_IO03 0x400130b1
272 /* DISP1_DATA07 */
273 MX6QDL_PAD_EIM_DA2__GPIO3_IO02 0x400130b1
274 /* DI1_D0_CS */
275 MX6QDL_PAD_EIM_DA13__GPIO3_IO13 0x400130b1
276 /* DI1_D1_CS */
277 MX6QDL_PAD_EIM_DA14__GPIO3_IO14 0x400130b1
278 /* DI1_PIN01 */
279 MX6QDL_PAD_EIM_DA15__GPIO3_IO15 0x400130b1
280 /* DI1_PIN03 */
281 MX6QDL_PAD_EIM_DA12__GPIO3_IO12 0x400130b1
282 /* DISP1_DATA08 */
283 MX6QDL_PAD_EIM_DA1__GPIO3_IO01 0x400130b1
284 /* DISP1_DATA09 */
285 MX6QDL_PAD_EIM_DA0__GPIO3_IO00 0x400130b1
286 /* DISP1_DATA10 */
287 MX6QDL_PAD_EIM_EB1__GPIO2_IO29 0x400130b1
288 /* DISP1_DATA11 */
289 MX6QDL_PAD_EIM_EB0__GPIO2_IO28 0x400130b1
290 /* DISP1_DATA12 */
291 MX6QDL_PAD_EIM_A17__GPIO2_IO21 0x400130b1
292 /* DISP1_DATA13 */
293 MX6QDL_PAD_EIM_A18__GPIO2_IO20 0x400130b1
294 /* DISP1_DATA14 */
295 MX6QDL_PAD_EIM_A19__GPIO2_IO19 0x400130b1
296 /* DISP1_DATA15 */
297 MX6QDL_PAD_EIM_A20__GPIO2_IO18 0x400130b1
298 /* DISP1_DATA16 */
299 MX6QDL_PAD_EIM_A21__GPIO2_IO17 0x400130b1
300 /* DISP1_DATA17 */
301 MX6QDL_PAD_EIM_A22__GPIO2_IO16 0x400130b1
302 /* DISP1_DATA18 */
303 MX6QDL_PAD_EIM_A23__GPIO6_IO06 0x400130b1
304 /* DISP1_DATA19 */
305 MX6QDL_PAD_EIM_A24__GPIO5_IO04 0x400130b1
306 /* DISP1_DATA20 */
307 MX6QDL_PAD_EIM_D31__GPIO3_IO31 0x400130b1
308 /* DISP1_DATA21 */
309 MX6QDL_PAD_EIM_D30__GPIO3_IO30 0x400130b1
310 /* DISP1_DATA22 */
311 MX6QDL_PAD_EIM_D26__GPIO3_IO26 0x400130b1
312 /* DISP1_DATA23 */
313 MX6QDL_PAD_EIM_D27__GPIO3_IO27 0x400130b1
314 /* DI1_DISP_CLK */
315 MX6QDL_PAD_EIM_A16__GPIO2_IO22 0x400130b1
316 /* SPDIF_IN */
317 MX6QDL_PAD_ENET_RX_ER__GPIO1_IO24 0x400130b1
318 /* SPDIF_OUT */
319 MX6QDL_PAD_GPIO_17__GPIO7_IO12 0x400130b1
320
321 /* MikroBUS GPIO pin number 10 */
322 MX6QDL_PAD_EIM_LBA__GPIO2_IO27 0x400130b1
323 >;
324 };
325
326 pinctrl_hummingboard2_ecspi2: hummingboard2-ecspi2grp {
327 fsl,pins = <
328 MX6QDL_PAD_EIM_OE__ECSPI2_MISO 0x100b1
329 MX6QDL_PAD_EIM_CS1__ECSPI2_MOSI 0x100b1
330 MX6QDL_PAD_EIM_CS0__ECSPI2_SCLK 0x100b1
331 MX6QDL_PAD_EIM_RW__GPIO2_IO26 0x000b1 /* CS */
332 >;
333 };
334
335 pinctrl_hummingboard2_gpio7_9: hummingboard2-gpio7_9 {
336 fsl,pins = <
337 MX6QDL_PAD_SD4_CMD__GPIO7_IO09 0x80000000
338 >;
339 };
340
341 pinctrl_hummingboard2_hdmi: hummingboard2-hdmi {
342 fsl,pins = <
343 MX6QDL_PAD_KEY_ROW2__HDMI_TX_CEC_LINE 0x1f8b0
344 >;
345 };
346
347 pinctrl_hummingboard2_i2c1: hummingboard2-i2c1 {
348 fsl,pins = <
349 MX6QDL_PAD_EIM_D21__I2C1_SCL 0x4001b8b1
350 MX6QDL_PAD_EIM_D28__I2C1_SDA 0x4001b8b1
351 >;
352 };
353
354 pinctrl_hummingboard2_i2c2: hummingboard2-i2c2 {
355 fsl,pins = <
356 MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1
357 MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1
358 >;
359 };
360
361 pinctrl_hummingboard2_i2c3: hummingboard2-i2c3 {
362 fsl,pins = <
363 MX6QDL_PAD_EIM_D17__I2C3_SCL 0x4001b8b1
364 MX6QDL_PAD_EIM_D18__I2C3_SDA 0x4001b8b1
365 >;
366 };
367
368 pinctrl_hummingboard2_mipi: hummingboard2_mipi {
369 fsl,pins = <
370 MX6QDL_PAD_SD4_DAT2__GPIO2_IO10 0x4001b8b1
371 MX6QDL_PAD_KEY_COL4__GPIO4_IO14 0x4001b8b1
372 MX6QDL_PAD_NANDF_CS2__CCM_CLKO2 0x130b0
373 >;
374 };
375
376 pinctrl_hummingboard2_pcie_reset: hummingboard2-pcie-reset {
377 fsl,pins = <
378 MX6QDL_PAD_SD4_DAT3__GPIO2_IO11 0x1b0b1
379 >;
380 };
381
382 pinctrl_hummingboard2_pwm1: pwm1grp {
383 fsl,pins = <
384 MX6QDL_PAD_DISP0_DAT8__PWM1_OUT 0x1b0b1
385 >;
386 };
387
388 pinctrl_hummingboard2_pwm3: pwm3grp {
389 fsl,pins = <
390 MX6QDL_PAD_SD4_DAT1__PWM3_OUT 0x1b0b1
391 >;
392 };
393
394 pinctrl_hummingboard2_sgtl5000: hummingboard2-sgtl5000 {
395 fsl,pins = <
396 MX6QDL_PAD_DISP0_DAT19__AUD5_RXD 0x130b0
397 MX6QDL_PAD_KEY_COL0__AUD5_TXC 0x130b0
398 MX6QDL_PAD_KEY_ROW0__AUD5_TXD 0x110b0
399 MX6QDL_PAD_KEY_COL1__AUD5_TXFS 0x130b0
400 MX6QDL_PAD_GPIO_5__CCM_CLKO1 0x130b0
401 >;
402 };
403
404 pinctrl_hummingboard2_usbh1_vbus: hummingboard2-usbh1-vbus {
405 fsl,pins = <MX6QDL_PAD_GPIO_0__GPIO1_IO00 0x1b0b0>;
406 };
407
408 pinctrl_hummingboard2_usbh2_vbus: hummingboard2-usbh2-vbus {
409 fsl,pins = <MX6QDL_PAD_SD4_DAT5__GPIO2_IO13 0x1b0b0>;
410 };
411
412 pinctrl_hummingboard2_usbh3_vbus: hummingboard2-usbh3-vbus {
413 fsl,pins = <MX6QDL_PAD_SD4_CLK__GPIO7_IO10 0x1b0b0>;
414 };
415
416 pinctrl_hummingboard2_usbotg_id: hummingboard2-usbotg-id {
417 /*
418 * We want it pulled down for a fixed host connection.
419 */
420 fsl,pins = <MX6QDL_PAD_GPIO_1__USB_OTG_ID 0x13059>;
421 };
422
423 pinctrl_hummingboard2_usbotg_vbus: hummingboard2-usbotg-vbus {
424 fsl,pins = <MX6QDL_PAD_EIM_D22__GPIO3_IO22 0x1b0b0>;
425 };
426
427 pinctrl_hummingboard2_usdhc2_aux: hummingboard2-usdhc2-aux {
428 fsl,pins = <
429 MX6QDL_PAD_GPIO_4__GPIO1_IO04 0x1f071
430 MX6QDL_PAD_KEY_ROW1__SD2_VSELECT 0x1b071
431 >;
432 };
433
434 pinctrl_hummingboard2_usdhc2: hummingboard2-usdhc2 {
435 fsl,pins = <
436 MX6QDL_PAD_SD2_CMD__SD2_CMD 0x17059
437 MX6QDL_PAD_SD2_CLK__SD2_CLK 0x10059
438 MX6QDL_PAD_SD2_DAT0__SD2_DATA0 0x17059
439 MX6QDL_PAD_SD2_DAT1__SD2_DATA1 0x17059
440 MX6QDL_PAD_SD2_DAT2__SD2_DATA2 0x17059
441 MX6QDL_PAD_SD2_DAT3__SD2_DATA3 0x13059
442 >;
443 };
444
445 pinctrl_hummingboard2_usdhc2_100mhz: hummingboard2-usdhc2-100mhz {
446 fsl,pins = <
447 MX6QDL_PAD_SD2_CMD__SD2_CMD 0x170b9
448 MX6QDL_PAD_SD2_CLK__SD2_CLK 0x100b9
449 MX6QDL_PAD_SD2_DAT0__SD2_DATA0 0x170b9
450 MX6QDL_PAD_SD2_DAT1__SD2_DATA1 0x170b9
451 MX6QDL_PAD_SD2_DAT2__SD2_DATA2 0x170b9
452 MX6QDL_PAD_SD2_DAT3__SD2_DATA3 0x130b9
453 >;
454 };
455
456 pinctrl_hummingboard2_usdhc2_200mhz: hummingboard2-usdhc2-200mhz {
457 fsl,pins = <
458 MX6QDL_PAD_SD2_CMD__SD2_CMD 0x170f9
459 MX6QDL_PAD_SD2_CLK__SD2_CLK 0x100f9
460 MX6QDL_PAD_SD2_DAT0__SD2_DATA0 0x170f9
461 MX6QDL_PAD_SD2_DAT1__SD2_DATA1 0x170f9
462 MX6QDL_PAD_SD2_DAT2__SD2_DATA2 0x170f9
463 MX6QDL_PAD_SD2_DAT3__SD2_DATA3 0x130f9
464 >;
465 };
466
467 pinctrl_hummingboard2_vmmc: hummingboard2-vmmc {
468 fsl,pins = <
469 MX6QDL_PAD_DISP0_DAT9__GPIO4_IO30 0x1b0b0
470 >;
471 };
472
473 pinctrl_hummingboard2_uart3: hummingboard2-uart3 {
474 fsl,pins = <
475 MX6QDL_PAD_EIM_D25__UART3_TX_DATA 0x1b0b1
476 MX6QDL_PAD_EIM_D24__UART3_RX_DATA 0x40013000
477 >;
478 };
479 };
480};
481
482&pcie {
483 pinctrl-names = "default";
484 pinctrl-0 = <&pinctrl_hummingboard2_pcie_reset>;
485 reset-gpio = <&gpio2 11 GPIO_ACTIVE_LOW>;
486 status = "okay";
487};
488
489&pwm1 {
490 pinctrl-names = "default";
491 pinctrl-0 = <&pinctrl_hummingboard2_pwm1>;
492 status = "okay";
493};
494
495&pwm3 {
496 pinctrl-names = "default";
497 pinctrl-0 = <&pinctrl_hummingboard2_pwm3>;
498 status = "okay";
499};
500
501&ssi1 {
502 status = "okay";
503};
504
505&usbh1 {
506 disable-over-current;
507 status = "okay";
508};
509
510&usbotg {
511 disable-over-current;
512 pinctrl-names = "default";
513 pinctrl-0 = <&pinctrl_hummingboard2_usbotg_id>;
514 vbus-supply = <&v_usb1>;
515 status = "okay";
516};
517
518&usdhc2 {
519 pinctrl-names = "default", "state_100mhz", "state_200mhz";
520 pinctrl-0 = <
521 &pinctrl_hummingboard2_usdhc2_aux
522 &pinctrl_hummingboard2_usdhc2
523 >;
524 pinctrl-1 = <
525 &pinctrl_hummingboard2_usdhc2_aux
526 &pinctrl_hummingboard2_usdhc2_100mhz
527 >;
528 pinctrl-2 = <
529 &pinctrl_hummingboard2_usdhc2_aux
530 &pinctrl_hummingboard2_usdhc2_200mhz
531 >;
532 vmmc-supply = <&v_sd>;
533 cd-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
534 status = "okay";
535};
536
537&uart3 {
538 pinctrl-names = "default";
539 pinctrl-0 = <&pinctrl_hummingboard2_uart3>;
540 status = "okay";
541};
542
543&vcc_3v3 {
544 vin-supply = <&v_3v2>;
545};