1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright 2014 Iain Paton <ipaton0@gmail.com>
4 */
5
6 /dts-v1/;
7 #include "imx6dl.dtsi"
8 #include <dt-bindings/gpio/gpio.h>
9
10 / {
11 model = "RIoTboard i.MX6S";
12 compatible = "riot,imx6s-riotboard", "fsl,imx6dl";
13
14 memory@10000000 {
15 device_type = "memory";
16 reg = <0x10000000 0x40000000>;
17 };
18
19 chosen {
20 stdout-path = "serial1:115200n8";
21 };
22
23 leds {
24 compatible = "gpio-leds";
25 pinctrl-names = "default";
26 pinctrl-0 = <&pinctrl_led>;
27
28 led0: led-user1 {
29 label = "user1";
30 gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
31 default-state = "on";
32 linux,default-trigger = "heartbeat";
33 };
34
35 led1: led-user2 {
36 label = "user2";
37 gpios = <&gpio3 28 GPIO_ACTIVE_LOW>;
38 default-state = "off";
39 };
40 };
41
42 sound {
43 compatible = "fsl,imx-audio-sgtl5000";
44 model = "imx6-riotboard-sgtl5000";
45 ssi-controller = <&ssi1>;
46 audio-codec = <&codec>;
47 audio-routing =
48 "MIC_IN", "Mic Jack",
49 "Mic Jack", "Mic Bias",
50 "Headphone Jack", "HP_OUT";
51 mux-int-port = <1>;
52 mux-ext-port = <3>;
53 };
54
55 reg_2p5v: regulator-2p5v {
56 compatible = "regulator-fixed";
57 regulator-name = "2P5V";
58 regulator-min-microvolt = <2500000>;
59 regulator-max-microvolt = <2500000>;
60 };
61
62 reg_3p3v: regulator-3p3v {
63 compatible = "regulator-fixed";
64 regulator-name = "3P3V";
65 regulator-min-microvolt = <3300000>;
66 regulator-max-microvolt = <3300000>;
67 };
68
69 reg_usb_otg_vbus: regulator-usbotgvbus {
70 compatible = "regulator-fixed";
71 regulator-name = "usb_otg_vbus";
72 regulator-min-microvolt = <5000000>;
73 regulator-max-microvolt = <5000000>;
74 gpio = <&gpio3 22 GPIO_ACTIVE_LOW>;
75 };
76 };
77
78 &audmux {
79 pinctrl-names = "default";
80 pinctrl-0 = <&pinctrl_audmux>;
81 status = "okay";
82 };
83
84 &clks {
85 fsl,pmic-stby-poweroff;
86 };
87
88 &fec {
89 pinctrl-names = "default";
90 pinctrl-0 = <&pinctrl_enet>;
91 phy-mode = "rgmii-id";
92 phy-handle = <&rgmii_phy>;
93 /delete-property/ interrupts;
94 interrupts-extended = <&gpio1 6 IRQ_TYPE_LEVEL_HIGH>,
95 <&intc 0 119 IRQ_TYPE_LEVEL_HIGH>;
96 fsl,err006687-workaround-present;
97 status = "okay";
98
99 mdio {
100 #address-cells = <1>;
101 #size-cells = <0>;
102
103 /* Atheros AR8035 PHY */
104 rgmii_phy: ethernet-phy@4 {
105 reg = <4>;
106 interrupts-extended = <&gpio1 28 IRQ_TYPE_LEVEL_LOW>;
107 reset-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>;
108 reset-assert-us = <10000>;
109 reset-deassert-us = <1000>;
110 qca,smarteee-tw-us-1g = <24>;
111 qca,clk-out-frequency = <125000000>;
112 };
113 };
114 };
115
116 &gpio1 {
117 gpio-line-names =
118 "", "", "SD2_WP", "", "SD2_CD", "I2C3_SCL",
119 "I2C3_SDA", "I2C4_SCL",
120 "I2C4_SDA", "", "", "", "", "", "", "",
121 "", "PWM3", "", "", "", "", "", "",
122 "", "", "", "", "", "", "", "";
123 };
124
125 &gpio3 {
126 gpio-line-names =
127 "", "", "", "", "", "", "", "",
128 "", "", "", "", "", "", "", "",
129 "", "", "", "", "", "", "USB_OTG_VBUS", "",
130 "UART3_TXD", "UART3_RXD", "", "", "EIM_D28", "", "", "";
131 };
132
133 &gpio4 {
134 gpio-line-names =
135 "", "", "", "", "", "", "UART4_TXD", "UART4_RXD",
136 "UART5_TXD", "UART5_RXD", "", "", "", "", "", "",
137 "GPIO4_16", "GPIO4_17", "GPIO4_18", "GPIO4_19", "",
138 "CSPI3_CLK", "CSPI3_MOSI", "CSPI3_MISO",
139 "CSPI3_CS0", "CSPI3_CS1", "GPIO4_26", "GPIO4_27",
140 "CSPI3_RDY", "PWM1", "PWM2", "GPIO4_31";
141 };
142
143 &gpio5 {
144 gpio-line-names =
145 "", "", "EIM_A25", "", "", "GPIO5_05", "GPIO5_06",
146 "GPIO5_07",
147 "GPIO5_08", "CSPI2_CS1", "CSPI2_MOSI", "CSPI2_MISO",
148 "CSPI2_CS0", "CSPI2_CLK", "", "",
149 "", "", "", "", "", "", "", "",
150 "", "", "", "", "", "", "", "";
151 };
152
153 &gpio7 {
154 gpio-line-names =
155 "SD3_CD", "SD3_WP", "", "", "", "", "", "",
156 "", "", "", "", "", "", "", "",
157 "", "", "", "", "", "", "", "",
158 "", "", "", "", "", "", "", "";
159 };
160
161 &hdmi {
162 ddc-i2c-bus = <&i2c2>;
163 status = "okay";
164 };
165
166 &i2c1 {
167 clock-frequency = <100000>;
168 pinctrl-names = "default";
169 pinctrl-0 = <&pinctrl_i2c1>;
170 status = "okay";
171
172 codec: sgtl5000@a {
173 compatible = "fsl,sgtl5000";
174 reg = <0x0a>;
175 #sound-dai-cells = <0>;
176 clocks = <&clks IMX6QDL_CLK_CKO>;
177 VDDA-supply = <®_2p5v>;
178 VDDIO-supply = <®_3p3v>;
179 };
180
181 pmic: pmic@8 {
182 compatible = "fsl,pfuze100";
183 reg = <0x08>;
184 interrupt-parent = <&gpio5>;
185 interrupts = <16 8>;
186 fsl,pmic-stby-poweroff;
187
188 regulators {
189 reg_vddcore: sw1ab { /* VDDARM_IN */
190 regulator-min-microvolt = <300000>;
191 regulator-max-microvolt = <1875000>;
192 regulator-always-on;
193 };
194
195 reg_vddsoc: sw1c { /* VDDSOC_IN */
196 regulator-min-microvolt = <300000>;
197 regulator-max-microvolt = <1875000>;
198 regulator-always-on;
199 };
200
201 reg_gen_3v3: sw2 { /* VDDHIGH_IN */
202 regulator-min-microvolt = <800000>;
203 regulator-max-microvolt = <3300000>;
204 regulator-always-on;
205 };
206
207 reg_ddr_1v5a: sw3a { /* NVCC_DRAM, NVCC_RGMII */
208 regulator-min-microvolt = <400000>;
209 regulator-max-microvolt = <1975000>;
210 regulator-always-on;
211 };
212
213 reg_ddr_1v5b: sw3b { /* NVCC_DRAM, NVCC_RGMII */
214 regulator-min-microvolt = <400000>;
215 regulator-max-microvolt = <1975000>;
216 regulator-always-on;
217 };
218
219 reg_ddr_vtt: sw4 { /* MIPI conn */
220 regulator-min-microvolt = <400000>;
221 regulator-max-microvolt = <1975000>;
222 regulator-always-on;
223 };
224
225 reg_5v_600mA: swbst { /* not used */
226 regulator-min-microvolt = <5000000>;
227 regulator-max-microvolt = <5150000>;
228 };
229
230 reg_snvs_3v: vsnvs { /* VDD_SNVS_IN */
231 regulator-min-microvolt = <1500000>;
232 regulator-max-microvolt = <3000000>;
233 regulator-always-on;
234 };
235
236 vref_reg: vrefddr { /* VREF_DDR */
237 regulator-boot-on;
238 regulator-always-on;
239 };
240
241 reg_vgen1_1v5: vgen1 { /* not used */
242 regulator-min-microvolt = <800000>;
243 regulator-max-microvolt = <1550000>;
244 };
245
246 reg_vgen2_1v2_eth: vgen2 { /* pcie ? */
247 regulator-min-microvolt = <800000>;
248 regulator-max-microvolt = <1550000>;
249 regulator-always-on;
250 };
251
252 reg_vgen3_2v8: vgen3 { /* not used */
253 regulator-min-microvolt = <1800000>;
254 regulator-max-microvolt = <3300000>;
255 };
256 reg_vgen4_1v8: vgen4 { /* NVCC_SD3 */
257 regulator-min-microvolt = <1800000>;
258 regulator-max-microvolt = <3300000>;
259 regulator-always-on;
260 };
261
262 reg_vgen5_2v5_sgtl: vgen5 { /* Pwr LED & 5V0_delayed enable */
263 regulator-min-microvolt = <1800000>;
264 regulator-max-microvolt = <3300000>;
265 regulator-always-on;
266 };
267
268 reg_vgen6_3v3: vgen6 { /* #V#_DELAYED enable, MIPI */
269 regulator-min-microvolt = <1800000>;
270 regulator-max-microvolt = <3300000>;
271 regulator-always-on;
272 };
273 };
274 };
275 };
276
277 &i2c2 {
278 clock-frequency = <100000>;
279 pinctrl-names = "default";
280 pinctrl-0 = <&pinctrl_i2c2>;
281 status = "okay";
282 };
283
284 &i2c4 {
285 clock-frequency = <100000>;
286 pinctrl-names = "default";
287 pinctrl-0 = <&pinctrl_i2c4>;
288 clocks = <&clks 116>;
289 status = "okay";
290 };
291
292 &pwm1 {
293 pinctrl-names = "default";
294 pinctrl-0 = <&pinctrl_pwm1>;
295 status = "okay";
296 };
297
298 &pwm2 {
299 pinctrl-names = "default";
300 pinctrl-0 = <&pinctrl_pwm2>;
301 status = "okay";
302 };
303
304 &pwm3 {
305 pinctrl-names = "default";
306 pinctrl-0 = <&pinctrl_pwm3>;
307 status = "okay";
308 };
309
310 &pwm4 {
311 pinctrl-names = "default";
312 pinctrl-0 = <&pinctrl_pwm4>;
313 status = "okay";
314 };
315
316 &ssi1 {
317 status = "okay";
318 };
319
320 &uart1 {
321 pinctrl-names = "default";
322 pinctrl-0 = <&pinctrl_uart1>;
323 status = "okay";
324 };
325
326 &uart2 {
327 pinctrl-names = "default";
328 pinctrl-0 = <&pinctrl_uart2>;
329 status = "okay";
330 };
331
332 &uart3 {
333 pinctrl-names = "default";
334 pinctrl-0 = <&pinctrl_uart3>;
335 status = "okay";
336 };
337
338 &uart4 {
339 pinctrl-names = "default";
340 pinctrl-0 = <&pinctrl_uart4>;
341 status = "okay";
342 };
343
344 &uart5 {
345 pinctrl-names = "default";
346 pinctrl-0 = <&pinctrl_uart5>;
347 status = "okay";
348 };
349
350 &usbh1 {
351 dr_mode = "host";
352 disable-over-current;
353 status = "okay";
354 };
355
356 &usbotg {
357 vbus-supply = <®_usb_otg_vbus>;
358 pinctrl-names = "default";
359 pinctrl-0 = <&pinctrl_usbotg>;
360 disable-over-current;
361 dr_mode = "otg";
362 status = "okay";
363 };
364
365 &usdhc2 {
366 pinctrl-names = "default";
367 pinctrl-0 = <&pinctrl_usdhc2>;
368 cd-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
369 wp-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
370 vmmc-supply = <®_3p3v>;
371 status = "okay";
372 };
373
374 &usdhc3 {
375 pinctrl-names = "default";
376 pinctrl-0 = <&pinctrl_usdhc3>;
377 cd-gpios = <&gpio7 0 GPIO_ACTIVE_LOW>;
378 wp-gpios = <&gpio7 1 GPIO_ACTIVE_HIGH>;
379 vmmc-supply = <®_3p3v>;
380 status = "okay";
381 };
382
383 &usdhc4 {
384 pinctrl-names = "default";
385 pinctrl-0 = <&pinctrl_usdhc4>;
386 vmmc-supply = <®_3p3v>;
387 non-removable;
388 status = "okay";
389 };
390
391 &iomuxc {
392 pinctrl-names = "default";
393
394 imx6-riotboard {
395 pinctrl_audmux: audmuxgrp {
396 fsl,pins = <
397 MX6QDL_PAD_CSI0_DAT7__AUD3_RXD 0x130b0
398 MX6QDL_PAD_CSI0_DAT4__AUD3_TXC 0x130b0
399 MX6QDL_PAD_CSI0_DAT5__AUD3_TXD 0x110b0
400 MX6QDL_PAD_CSI0_DAT6__AUD3_TXFS 0x130b0
401 MX6QDL_PAD_GPIO_0__CCM_CLKO1 0x130b0 /* CAM_MCLK */
402 >;
403 };
404
405 pinctrl_ecspi1: ecspi1grp {
406 fsl,pins = <
407 MX6QDL_PAD_EIM_D16__ECSPI1_SCLK 0x100b1
408 MX6QDL_PAD_EIM_D17__ECSPI1_MISO 0x100b1
409 MX6QDL_PAD_EIM_D18__ECSPI1_MOSI 0x100b1
410 MX6QDL_PAD_DISP0_DAT23__GPIO5_IO17 0x000b1 /* CS0 */
411 >;
412 };
413
414 pinctrl_ecspi2: ecspi2grp {
415 fsl,pins = <
416 MX6QDL_PAD_DISP0_DAT15__GPIO5_IO09 0x000b1 /* CS1 */
417 MX6QDL_PAD_DISP0_DAT16__ECSPI2_MOSI 0x100b1
418 MX6QDL_PAD_DISP0_DAT17__ECSPI2_MISO 0x100b1
419 MX6QDL_PAD_DISP0_DAT18__GPIO5_IO12 0x000b1 /* CS0 */
420 MX6QDL_PAD_DISP0_DAT19__ECSPI2_SCLK 0x100b1
421 >;
422 };
423
424 pinctrl_ecspi3: ecspi3grp {
425 fsl,pins = <
426 MX6QDL_PAD_DISP0_DAT0__ECSPI3_SCLK 0x100b1
427 MX6QDL_PAD_DISP0_DAT1__ECSPI3_MOSI 0x100b1
428 MX6QDL_PAD_DISP0_DAT2__ECSPI3_MISO 0x100b1
429 MX6QDL_PAD_DISP0_DAT3__GPIO4_IO24 0x000b1 /* CS0 */
430 MX6QDL_PAD_DISP0_DAT4__GPIO4_IO25 0x000b1 /* CS1 */
431 >;
432 };
433
434 pinctrl_enet: enetgrp {
435 fsl,pins = <
436 MX6QDL_PAD_ENET_MDIO__ENET_MDIO 0x1b0b0
437 MX6QDL_PAD_ENET_MDC__ENET_MDC 0x1b0b0
438 MX6QDL_PAD_RGMII_TXC__RGMII_TXC 0x1b030
439 MX6QDL_PAD_RGMII_TD0__RGMII_TD0 0x1b030
440 MX6QDL_PAD_RGMII_TD1__RGMII_TD1 0x1b030
441 MX6QDL_PAD_RGMII_TD2__RGMII_TD2 0x1b030
442 MX6QDL_PAD_RGMII_TD3__RGMII_TD3 0x1b030
443 MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL 0x1b030
444 MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK 0x0a0b1 /* AR8035 CLK_25M --> ENET_REF_CLK (V22) */
445 MX6QDL_PAD_RGMII_RXC__RGMII_RXC 0x1b030 /* AR8035 pin strapping: IO voltage: pull up */
446 MX6QDL_PAD_RGMII_RD0__RGMII_RD0 0x13030 /* AR8035 pin strapping: PHYADDR#0: pull down */
447 MX6QDL_PAD_RGMII_RD1__RGMII_RD1 0x13030 /* AR8035 pin strapping: PHYADDR#1: pull down */
448 MX6QDL_PAD_RGMII_RD2__RGMII_RD2 0x1b030 /* AR8035 pin strapping: MODE#1: pull up */
449 MX6QDL_PAD_RGMII_RD3__RGMII_RD3 0x1b030 /* AR8035 pin strapping: MODE#3: pull up */
450 MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL 0x130b0 /* AR8035 pin strapping: MODE#0: pull down */
451 MX6QDL_PAD_GPIO_16__ENET_REF_CLK 0x4001b0a8 /* GPIO16 -> AR8035 25MHz */
452 MX6QDL_PAD_EIM_D31__GPIO3_IO31 0x130b0 /* RGMII_nRST */
453 MX6QDL_PAD_ENET_TX_EN__GPIO1_IO28 0x180b0 /* AR8035 interrupt */
454 MX6QDL_PAD_GPIO_6__ENET_IRQ 0x000b1
455 >;
456 };
457
458 pinctrl_i2c1: i2c1grp {
459 fsl,pins = <
460 MX6QDL_PAD_CSI0_DAT8__I2C1_SDA 0x4001b8b1
461 MX6QDL_PAD_CSI0_DAT9__I2C1_SCL 0x4001b8b1
462 >;
463 };
464
465 pinctrl_i2c2: i2c2grp {
466 fsl,pins = <
467 MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1
468 MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1
469 >;
470 };
471
472 pinctrl_i2c3: i2c3grp {
473 fsl,pins = <
474 MX6QDL_PAD_GPIO_5__I2C3_SCL 0x4001b8b1
475 MX6QDL_PAD_GPIO_6__I2C3_SDA 0x4001b8b1
476 >;
477 };
478
479 pinctrl_i2c4: i2c4grp {
480 fsl,pins = <
481 MX6QDL_PAD_GPIO_7__I2C4_SCL 0x4001b8b1
482 MX6QDL_PAD_GPIO_8__I2C4_SDA 0x4001b8b1
483 >;
484 };
485
486 pinctrl_led: ledgrp {
487 fsl,pins = <
488 MX6QDL_PAD_EIM_A25__GPIO5_IO02 0x1b0b1 /* user led0 */
489 MX6QDL_PAD_EIM_D28__GPIO3_IO28 0x1b0b1 /* user led1 */
490 >;
491 };
492
493 pinctrl_pwm1: pwm1grp {
494 fsl,pins = <
495 MX6QDL_PAD_DISP0_DAT8__PWM1_OUT 0x1b0b1
496 >;
497 };
498
499 pinctrl_pwm2: pwm2grp {
500 fsl,pins = <
501 MX6QDL_PAD_DISP0_DAT9__PWM2_OUT 0x1b0b1
502 >;
503 };
504
505 pinctrl_pwm3: pwm3grp {
506 fsl,pins = <
507 MX6QDL_PAD_SD1_DAT1__PWM3_OUT 0x1b0b1
508 >;
509 };
510
511 pinctrl_pwm4: pwm4grp {
512 fsl,pins = <
513 MX6QDL_PAD_SD1_CMD__PWM4_OUT 0x1b0b1
514 >;
515 };
516
517 pinctrl_uart1: uart1grp {
518 fsl,pins = <
519 MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA 0x1b0b1
520 MX6QDL_PAD_CSI0_DAT11__UART1_RX_DATA 0x1b0b1
521 >;
522 };
523
524 pinctrl_uart2: uart2grp {
525 fsl,pins = <
526 MX6QDL_PAD_EIM_D26__UART2_TX_DATA 0x1b0b1
527 MX6QDL_PAD_EIM_D27__UART2_RX_DATA 0x1b0b1
528 >;
529 };
530
531 pinctrl_uart3: uart3grp {
532 fsl,pins = <
533 MX6QDL_PAD_EIM_D24__UART3_TX_DATA 0x1b0b1
534 MX6QDL_PAD_EIM_D25__UART3_RX_DATA 0x1b0b1
535 >;
536 };
537
538 pinctrl_uart4: uart4grp {
539 fsl,pins = <
540 MX6QDL_PAD_KEY_COL0__UART4_TX_DATA 0x1b0b1
541 MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA 0x1b0b1
542 >;
543 };
544
545 pinctrl_uart5: uart5grp {
546 fsl,pins = <
547 MX6QDL_PAD_KEY_COL1__UART5_TX_DATA 0x1b0b1
548 MX6QDL_PAD_KEY_ROW1__UART5_RX_DATA 0x1b0b1
549 >;
550 };
551
552 pinctrl_usbotg: usbotggrp {
553 fsl,pins = <
554 MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID 0x17059
555 MX6QDL_PAD_EIM_D22__GPIO3_IO22 0x000b0 /* MX6QDL_PAD_EIM_D22__USB_OTG_PWR */
556 MX6QDL_PAD_EIM_D21__USB_OTG_OC 0x1b0b0
557 >;
558 };
559
560 pinctrl_usdhc2: usdhc2grp {
561 fsl,pins = <
562 MX6QDL_PAD_SD2_CMD__SD2_CMD 0x17059
563 MX6QDL_PAD_SD2_CLK__SD2_CLK 0x10059
564 MX6QDL_PAD_SD2_DAT0__SD2_DATA0 0x17059
565 MX6QDL_PAD_SD2_DAT1__SD2_DATA1 0x17059
566 MX6QDL_PAD_SD2_DAT2__SD2_DATA2 0x17059
567 MX6QDL_PAD_SD2_DAT3__SD2_DATA3 0x17059
568 MX6QDL_PAD_GPIO_4__GPIO1_IO04 0x1b0b0 /* SD2 CD */
569 MX6QDL_PAD_GPIO_2__GPIO1_IO02 0x1f0b0 /* SD2 WP */
570 >;
571 };
572
573 pinctrl_usdhc3: usdhc3grp {
574 fsl,pins = <
575 MX6QDL_PAD_SD3_CMD__SD3_CMD 0x17059
576 MX6QDL_PAD_SD3_CLK__SD3_CLK 0x10059
577 MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x17059
578 MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x17059
579 MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x17059
580 MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x17059
581 MX6QDL_PAD_SD3_DAT5__GPIO7_IO00 0x1b0b0 /* SD3 CD */
582 MX6QDL_PAD_SD3_DAT4__GPIO7_IO01 0x1f0b0 /* SD3 WP */
583 >;
584 };
585
586 pinctrl_usdhc4: usdhc4grp {
587 fsl,pins = <
588 MX6QDL_PAD_SD4_CMD__SD4_CMD 0x17059
589 MX6QDL_PAD_SD4_CLK__SD4_CLK 0x10059
590 MX6QDL_PAD_SD4_DAT0__SD4_DATA0 0x17059
591 MX6QDL_PAD_SD4_DAT1__SD4_DATA1 0x17059
592 MX6QDL_PAD_SD4_DAT2__SD4_DATA2 0x17059
593 MX6QDL_PAD_SD4_DAT3__SD4_DATA3 0x17059
594 MX6QDL_PAD_NANDF_ALE__GPIO6_IO08 0x17059 /* SD4 RST (eMMC) */
595 >;
596 };
597 };
598 };
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