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};
485