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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
4 *
5 * Author: Robert Nelson <robertcnelson@gmail.com>
6 */
7/dts-v1/;
8
9#include "am33xx.dtsi"
10#include "am335x-osd335x-common.dtsi"
11
12/ {
13 model = "TI AM335x PocketBeagle";
14 compatible = "ti,am335x-pocketbeagle", "ti,am335x-bone", "ti,am33xx";
15
16 chosen {
17 stdout-path = &uart0;
18 };
19
20 leds {
21 pinctrl-names = "default";
22 pinctrl-0 = <&usr_leds_pins>;
23
24 compatible = "gpio-leds";
25
26 led-usr0 {
27 label = "beaglebone:green:usr0";
28 gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
29 linux,default-trigger = "heartbeat";
30 default-state = "off";
31 };
32
33 led-usr1 {
34 label = "beaglebone:green:usr1";
35 gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
36 linux,default-trigger = "mmc0";
37 default-state = "off";
38 };
39
40 led-usr2 {
41 label = "beaglebone:green:usr2";
42 gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
43 linux,default-trigger = "cpu0";
44 default-state = "off";
45 };
46
47 led-usr3 {
48 label = "beaglebone:green:usr3";
49 gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>;
50 default-state = "off";
51 };
52 };
53
54 vmmcsd_fixed: fixedregulator0 {
55 compatible = "regulator-fixed";
56 regulator-name = "vmmcsd_fixed";
57 regulator-min-microvolt = <3300000>;
58 regulator-max-microvolt = <3300000>;
59 };
60};
61
62&gpio0 {
63 gpio-line-names =
64 "NC",
65 "NC",
66 "P1.08 [SPI0_CLK]",
67 "P1.10 [SPI0_MISO]",
68 "P1.12 [SPI0_MOSI]",
69 "P1.06 [SPI0_CS]",
70 "[MMC0_CD]",
71 "P2.29 [SPI1_CLK]",
72 "[SYSBOOT 12]",
73 "[SYSBOOT 13]",
74 "[SYSBOOT 14]",
75 "[SYSBOOT 15]",
76 "P1.26 [I2C2_SDA]",
77 "P1.28 [I2C2_SCL]",
78 "P2.11 [I2C1_SDA]",
79 "P2.09 [I2C1_SCL]",
80 "NC",
81 "NC",
82 "NC",
83 "P2.31 [SPI1_CS]",
84 "P1.20 [PRU0.16]",
85 "NC",
86 "NC",
87 "P2.03",
88 "NC",
89 "NC",
90 "P1.34",
91 "P2.19",
92 "NC",
93 "NC",
94 "P2.05 [UART4_RX]",
95 "P2.07 [UART4_TX]";
96};
97
98&gpio1 {
99 gpio-line-names =
100 "NC",
101 "NC",
102 "NC",
103 "NC",
104 "NC",
105 "NC",
106 "NC",
107 "NC",
108 "NC",
109 "P2.25 [SPI1_MOSI]",
110 "P1.32 [UART0_RX]",
111 "P1.30 [UART0_TX]",
112 "P2.24",
113 "P2.33",
114 "P2.22",
115 "P2.18",
116 "NC",
117 "NC",
118 "P2.01 [PWM1A]",
119 "NC",
120 "P2.10",
121 "[USR LED 0]",
122 "[USR LED 1]",
123 "[USR LED 2]",
124 "[USR LED 3]",
125 "P2.06",
126 "P2.04",
127 "P2.02",
128 "P2.08",
129 "NC",
130 "NC",
131 "NC";
132};
133
134&gpio2 {
135 gpio-line-names =
136 "P2.20",
137 "P2.17",
138 "NC",
139 "NC",
140 "NC",
141 "[EEPROM_WP]",
142 "[SYSBOOT 0]",
143 "[SYSBOOT 1]",
144 "[SYSBOOT 2]",
145 "[SYSBOOT 3]",
146 "[SYSBOOT 4]",
147 "[SYSBOOT 5]",
148 "[SYSBOOT 6]",
149 "[SYSBOOT 7]",
150 "[SYSBOOT 8]",
151 "[SYSBOOT 9]",
152 "[SYSBOOT 10]",
153 "[SYSBOOT 11]",
154 "NC",
155 "NC",
156 "NC",
157 "NC",
158 "P2.35 [AIN5]",
159 "P1.02 [AIN6]",
160 "P1.35 [PRU1.10]",
161 "P1.04 [PRU1.11]",
162 "[MMC0_DAT3]",
163 "[MMC0_DAT2]",
164 "[MMC0_DAT1]",
165 "[MMC0_DAT0]",
166 "[MMC0_CLK]",
167 "[MMC0_CMD]";
168};
169
170&gpio3 {
171 gpio-line-names =
172 "NC",
173 "NC",
174 "NC",
175 "NC",
176 "NC",
177 "[I2C0_SDA]",
178 "[I2C0_SCL]",
179 "[JTAG EMU0]",
180 "[JTAG EMU1]",
181 "NC",
182 "NC",
183 "NC",
184 "NC",
185 "P1.03 [USB1]",
186 "P1.36 [PWM0A]",
187 "P1.33 [PRU0.1]",
188 "P2.32 [PRU0.2]",
189 "P2.30 [PRU0.3]",
190 "P1.31 [PRU0.4]",
191 "P2.34 [PRU0.5]",
192 "P2.28 [PRU0.6]",
193 "P1.29 [PRU0.7]",
194 "NC",
195 "NC",
196 "NC",
197 "NC",
198 "NC",
199 "NC",
200 "NC",
201 "NC",
202 "NC",
203 "NC";
204};
205
206&am33xx_pinmux {
207
208 compatible = "pinconf-single";
209 pinctrl-names = "default";
210
211 pinctrl-0 = < &P2_03_gpio &P1_34_gpio &P2_19_gpio &P2_24_gpio
212 &P2_33_gpio &P2_22_gpio &P2_18_gpio &P2_10_gpio
213 &P2_06_gpio &P2_04_gpio &P2_02_gpio &P2_08_gpio
214 &P2_17_gpio >;
215
216 /* P2_03 (ZCZ ball T10) gpio0_23 0x824 PIN 9 */
217 P2_03_gpio: pinmux_P2_03_gpio {
218 pinctrl-single,pins = <
219 AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_INPUT_PULLUP, MUX_MODE7)
220 >;
221 pinctrl-single,bias-pullup = < 0x10 0x10 0x00 0x18>;
222 pinctrl-single,bias-pulldown = < 0x10 0x00 0x10 0x18>;
223 };
224
225 /* P1_34 (ZCZ ball T11) gpio0_26 0x828 PIN 10 */
226 P1_34_gpio: pinmux_P1_34_gpio {
227 pinctrl-single,pins = <
228 AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_INPUT_PULLUP, MUX_MODE7)
229 >;
230 pinctrl-single,bias-pullup = < 0x10 0x10 0x00 0x18>;
231 pinctrl-single,bias-pulldown = < 0x10 0x00 0x10 0x18>;
232 };
233
234 /* P2_19 (ZCZ ball U12) gpio0_27 0x82c PIN 11 */
235 P2_19_gpio: pinmux_P2_19_gpio {
236 pinctrl-single,pins = <
237 AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_INPUT_PULLUP, MUX_MODE7)
238 >;
239 pinctrl-single,bias-pullup = < 0x10 0x10 0x00 0x18>;
240 pinctrl-single,bias-pulldown = < 0x10 0x00 0x10 0x18>;
241 };
242
243 /* P2_24 (ZCZ ball T12) gpio1_12 0x830 PIN 12 */
244 P2_24_gpio: pinmux_P2_24_gpio {
245 pinctrl-single,pins = <
246 AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT_PULLUP, MUX_MODE7)
247 >;
248 pinctrl-single,bias-pullup = < 0x10 0x10 0x00 0x18>;
249 pinctrl-single,bias-pulldown = < 0x10 0x00 0x10 0x18>;
250 };
251
252 /* P2_33 (ZCZ ball R12) gpio1_13 0x834 PIN 13 */
253 P2_33_gpio: pinmux_P2_33_gpio {
254 pinctrl-single,pins = <
255 AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT_PULLUP, MUX_MODE7)
256 >;
257 pinctrl-single,bias-pullup = < 0x10 0x10 0x00 0x18>;
258 pinctrl-single,bias-pulldown = < 0x10 0x00 0x10 0x18>;
259 };
260
261 /* P2_22 (ZCZ ball V13) gpio1_14 0x838 PIN 14 */
262 P2_22_gpio: pinmux_P2_22_gpio {
263 pinctrl-single,pins = <
264 AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLUP, MUX_MODE7)
265 >;
266 pinctrl-single,bias-pullup = < 0x10 0x10 0x00 0x18>;
267 pinctrl-single,bias-pulldown = < 0x10 0x00 0x10 0x18>;
268 };
269
270 /* P2_18 (ZCZ ball U13) gpio1_15 0x83c PIN 15 */
271 P2_18_gpio: pinmux_P2_18_gpio {
272 pinctrl-single,pins = <
273 AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT_PULLUP, MUX_MODE7)
274 >;
275 pinctrl-single,bias-pullup = < 0x10 0x10 0x00 0x18>;
276 pinctrl-single,bias-pulldown = < 0x10 0x00 0x10 0x18>;
277 };
278
279 /* P2_10 (ZCZ ball R14) gpio1_20 0x850 PIN 20 */
280 P2_10_gpio: pinmux_P2_10_gpio {
281 pinctrl-single,pins = <
282 AM33XX_PADCONF(AM335X_PIN_GPMC_A4, PIN_INPUT_PULLUP, MUX_MODE7)
283 >;
284 pinctrl-single,bias-pullup = < 0x10 0x10 0x00 0x18>;
285 pinctrl-single,bias-pulldown = < 0x10 0x00 0x10 0x18>;
286 };
287
288 /* P2_06 (ZCZ ball U16) gpio1_25 0x864 PIN 25 */
289 P2_06_gpio: pinmux_P2_06_gpio {
290 pinctrl-single,pins = <
291 AM33XX_PADCONF(AM335X_PIN_GPMC_A9, PIN_INPUT_PULLUP, MUX_MODE7)
292 >;
293 pinctrl-single,bias-pullup = < 0x10 0x10 0x00 0x18>;
294 pinctrl-single,bias-pulldown = < 0x10 0x00 0x10 0x18>;
295 };
296
297 /* P2_04 (ZCZ ball T16) gpio1_26 0x868 PIN 26 */
298 P2_04_gpio: pinmux_P2_04_gpio {
299 pinctrl-single,pins = <
300 AM33XX_PADCONF(AM335X_PIN_GPMC_A10, PIN_INPUT_PULLUP, MUX_MODE7)
301 >;
302 pinctrl-single,bias-pullup = < 0x10 0x10 0x00 0x18>;
303 pinctrl-single,bias-pulldown = < 0x10 0x00 0x10 0x18>;
304 };
305
306 /* P2_02 (ZCZ ball V17) gpio1_27 0x86c PIN 27 */
307 P2_02_gpio: pinmux_P2_02_gpio {
308 pinctrl-single,pins = <
309 AM33XX_PADCONF(AM335X_PIN_GPMC_A11, PIN_INPUT_PULLUP, MUX_MODE7)
310 >;
311 pinctrl-single,bias-pullup = < 0x10 0x10 0x00 0x18>;
312 pinctrl-single,bias-pulldown = < 0x10 0x00 0x10 0x18>;
313 };
314
315 /* P2_08 (ZCZ ball U18) gpio1_28 0x878 PIN 30 */
316 P2_08_gpio: pinmux_P2_08_gpio {
317 pinctrl-single,pins = <
318 AM33XX_PADCONF(AM335X_PIN_GPMC_BEN1, PIN_INPUT_PULLDOWN, MUX_MODE7)
319 >;
320 pinctrl-single,bias-pullup = < 0x00 0x10 0x00 0x18>;
321 pinctrl-single,bias-pulldown = < 0x00 0x00 0x10 0x18>;
322 };
323
324 /* P2_17 (ZCZ ball V12) gpio2_1 0x88c PIN 35 */
325 P2_17_gpio: pinmux_P2_17_gpio {
326 pinctrl-single,pins = <
327 AM33XX_PADCONF(AM335X_PIN_GPMC_CLK, PIN_INPUT_PULLUP, MUX_MODE7)
328 >;
329 pinctrl-single,bias-pullup = < 0x10 0x10 0x00 0x18>;
330 pinctrl-single,bias-pulldown = < 0x10 0x00 0x10 0x18>;
331 };
332
333 i2c2_pins: pinmux-i2c2-pins {
334 pinctrl-single,pins = <
335 AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_INPUT_PULLUP, MUX_MODE3) /* (D17) uart1_rtsn.I2C2_SCL */
336 AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLUP, MUX_MODE3) /* (D18) uart1_ctsn.I2C2_SDA */
337 >;
338 };
339
340 ehrpwm0_pins: pinmux-ehrpwm0-pins {
341 pinctrl-single,pins = <
342 AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_OUTPUT_PULLDOWN, MUX_MODE1) /* (A13) mcasp0_aclkx.ehrpwm0A */
343 >;
344 };
345
346 ehrpwm1_pins: pinmux-ehrpwm1-pins {
347 pinctrl-single,pins = <
348 AM33XX_PADCONF(AM335X_PIN_GPMC_A2, PIN_OUTPUT_PULLDOWN, MUX_MODE6) /* (U14) gpmc_a2.ehrpwm1A */
349 >;
350 };
351
352 mmc0_pins: pinmux-mmc0-pins {
353 pinctrl-single,pins = <
354 AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE7) /* (C15) spi0_cs1.gpio0[6] */
355 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
356 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
357 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
358 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
359 AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
360 AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
361 >;
362 };
363
364 spi0_pins: pinmux-spi0-pins {
365 pinctrl-single,pins = <
366 AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLUP, MUX_MODE0)
367 AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLUP, MUX_MODE0)
368 AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0)
369 AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE0)
370 >;
371 };
372
373 spi1_pins: pinmux-spi1-pins {
374 pinctrl-single,pins = <
375 AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_INPUT_PULLUP, MUX_MODE4) /* (C18) eCAP0_in_PWM0_out.spi1_sclk */
376 AM33XX_PADCONF(AM335X_PIN_UART0_CTSN, PIN_INPUT_PULLUP, MUX_MODE4) /* (E18) uart0_ctsn.spi1_d0 */
377 AM33XX_PADCONF(AM335X_PIN_UART0_RTSN, PIN_INPUT_PULLUP, MUX_MODE4) /* (E17) uart0_rtsn.spi1_d1 */
378 AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR0, PIN_INPUT_PULLUP, MUX_MODE4) /* (A15) xdma_event_intr0.spi1_cs1 */
379 >;
380 };
381
382 usr_leds_pins: pinmux-usr-leds-pins {
383 pinctrl-single,pins = <
384 AM33XX_PADCONF(AM335X_PIN_GPMC_A5, PIN_OUTPUT, MUX_MODE7) /* (V15) gpmc_a5.gpio1[21] - USR_LED_0 */
385 AM33XX_PADCONF(AM335X_PIN_GPMC_A6, PIN_OUTPUT, MUX_MODE7) /* (U15) gpmc_a6.gpio1[22] - USR_LED_1 */
386 AM33XX_PADCONF(AM335X_PIN_GPMC_A7, PIN_OUTPUT, MUX_MODE7) /* (T15) gpmc_a7.gpio1[23] - USR_LED_2 */
387 AM33XX_PADCONF(AM335X_PIN_GPMC_A8, PIN_OUTPUT, MUX_MODE7) /* (V16) gpmc_a8.gpio1[24] - USR_LED_3 */
388 >;
389 };
390
391 uart0_pins: pinmux-uart0-pins {
392 pinctrl-single,pins = <
393 AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
394 AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
395 >;
396 };
397
398 uart4_pins: pinmux-uart4-pins {
399 pinctrl-single,pins = <
400 AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT_PULLUP, MUX_MODE6) /* (T17) gpmc_wait0.uart4_rxd */
401 AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_OUTPUT_PULLDOWN, MUX_MODE6) /* (U17) gpmc_wpn.uart4_txd */
402 >;
403 };
404};
405
406&epwmss0 {
407 status = "okay";
408};
409
410&ehrpwm0 {
411 status = "okay";
412 pinctrl-names = "default";
413 pinctrl-0 = <&ehrpwm0_pins>;
414};
415
416&epwmss1 {
417 status = "okay";
418};
419
420&ehrpwm1 {
421 status = "okay";
422 pinctrl-names = "default";
423 pinctrl-0 = <&ehrpwm1_pins>;
424};
425
426&i2c0 {
427 eeprom: eeprom@50 {
428 compatible = "atmel,24c256";
429 reg = <0x50>;
430 };
431};
432
433&i2c2 {
434 pinctrl-names = "default";
435 pinctrl-0 = <&i2c2_pins>;
436
437 status = "okay";
438 clock-frequency = <400000>;
439};
440
441&mmc1 {
442 status = "okay";
443 vmmc-supply = <&vmmcsd_fixed>;
444 bus-width = <4>;
445 pinctrl-names = "default";
446 pinctrl-0 = <&mmc0_pins>;
447 cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
448};
449
450&rtc {
451 system-power-controller;
452};
453
454&tscadc {
455 status = "okay";
456 adc {
457 ti,adc-channels = <0 1 2 3 4 5 6 7>;
458 ti,chan-step-avg = <16 16 16 16 16 16 16 16>;
459 ti,chan-step-opendelay = <0x98 0x98 0x98 0x98 0x98 0x98 0x98 0x98>;
460 ti,chan-step-sampledelay = <0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0>;
461 };
462};
463
464&uart0 {
465 pinctrl-names = "default";
466 pinctrl-0 = <&uart0_pins>;
467
468 status = "okay";
469};
470
471&uart4 {
472 pinctrl-names = "default";
473 pinctrl-0 = <&uart4_pins>;
474
475 status = "okay";
476};
477
478&usb0 {
479 dr_mode = "otg";
480};
481
482&usb1 {
483 dr_mode = "host";
484};