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1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (C) 2014 Gumstix, Inc. - https://www.gumstix.com/
4 */
5/dts-v1/;
6
7#include <dt-bindings/input/input.h>
8#include "am33xx.dtsi"
9
10/ {
11 model = "Gumstix Pepper";
12 compatible = "gumstix,am335x-pepper", "ti,am33xx";
13
14 cpus {
15 cpu@0 {
16 cpu0-supply = <&dcdc3_reg>;
17 };
18 };
19
20 memory@80000000 {
21 device_type = "memory";
22 reg = <0x80000000 0x20000000>; /* 512 MB */
23 };
24
25 buttons: user_buttons {
26 compatible = "gpio-keys";
27 };
28
29 leds: user_leds {
30 compatible = "gpio-leds";
31 };
32
33 panel: lcd_panel {
34 compatible = "ti,tilcdc,panel";
35 };
36
37 sound: sound_iface {
38 compatible = "ti,da830-evm-audio";
39 };
40
41 vbat: fixedregulator0 {
42 compatible = "regulator-fixed";
43 };
44
45 v3v3c_reg: fixedregulator1 {
46 compatible = "regulator-fixed";
47 };
48
49 vdd5_reg: fixedregulator2 {
50 compatible = "regulator-fixed";
51 };
52};
53
54/* I2C Busses */
55&i2c0 {
56 status = "okay";
57 pinctrl-names = "default";
58 pinctrl-0 = <&i2c0_pins>;
59
60 clock-frequency = <400000>;
61
62 tps: tps@24 {
63 reg = <0x24>;
64 };
65
66 eeprom: eeprom@50 {
67 compatible = "atmel,24c256";
68 reg = <0x50>;
69 };
70
71 audio_codec: tlv320aic3106@1b {
72 compatible = "ti,tlv320aic3106";
73 reg = <0x1b>;
74 ai3x-micbias-vg = <0x2>;
75 };
76
77 accel: lis331dlh@1d {
78 compatible = "st,lis3lv02d";
79 reg = <0x1d>;
80 };
81};
82
83&i2c1 {
84 status = "okay";
85 pinctrl-names = "default";
86 pinctrl-0 = <&i2c1_pins>;
87 clock-frequency = <400000>;
88};
89
90&am33xx_pinmux {
91 i2c0_pins: pinmux_i2c0 {
92 pinctrl-single,pins = <
93 AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0)
94 AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0)
95 >;
96 };
97 i2c1_pins: pinmux_i2c1 {
98 pinctrl-single,pins = <
99 AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLUP, MUX_MODE3) /* mii1_crs,i2c1_sda */
100 AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLUP, MUX_MODE3) /* mii1_rxerr,i2c1_scl */
101 >;
102 };
103};
104
105/* Accelerometer */
106&accel {
107 pinctrl-names = "default";
108 pinctrl-0 = <&accel_pins>;
109
110 Vdd-supply = <&ldo3_reg>;
111 Vdd_IO-supply = <&ldo3_reg>;
112 st,irq1-click;
113 st,wakeup-x-lo;
114 st,wakeup-x-hi;
115 st,wakeup-y-lo;
116 st,wakeup-y-hi;
117 st,wakeup-z-lo;
118 st,wakeup-z-hi;
119 st,min-limit-x = <92>;
120 st,max-limit-x = <14>;
121 st,min-limit-y = <14>;
122 st,max-limit-y = <92>;
123 st,min-limit-z = <92>;
124 st,max-limit-z = <14>;
125};
126
127&am33xx_pinmux {
128 accel_pins: pinmux_accel {
129 pinctrl-single,pins = <
130 AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_INPUT, MUX_MODE7) /* gpmc_wen.gpio2_4 */
131 >;
132 };
133};
134
135/* Audio */
136&audio_codec {
137 status = "okay";
138
139 reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
140 AVDD-supply = <&ldo3_reg>;
141 IOVDD-supply = <&ldo3_reg>;
142 DRVDD-supply = <&ldo3_reg>;
143 DVDD-supply = <&dcdc1_reg>;
144};
145
146&sound {
147 ti,model = "AM335x-EVM";
148 ti,audio-codec = <&audio_codec>;
149 ti,mcasp-controller = <&mcasp0>;
150 ti,codec-clock-rate = <12000000>;
151 ti,audio-routing =
152 "Headphone Jack", "HPLOUT",
153 "Headphone Jack", "HPROUT",
154 "MIC3L", "Mic3L Switch";
155};
156
157&mcasp0 {
158 status = "okay";
159 pinctrl-names = "default";
160 pinctrl-0 = <&audio_pins>;
161
162 op-mode = <0>; /* MCASP_ISS_MODE */
163 tdm-slots = <2>;
164 serial-dir = <
165 1 2 0 0
166 0 0 0 0
167 0 0 0 0
168 0 0 0 0
169 >;
170 tx-num-evt = <1>;
171 rx-num-evt = <1>;
172};
173
174&am33xx_pinmux {
175 audio_pins: pinmux_audio {
176 pinctrl-single,pins = <
177 AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_INPUT_PULLDOWN, MUX_MODE0)
178 AM33XX_PADCONF(AM335X_PIN_MCASP0_FSX, PIN_INPUT_PULLDOWN, MUX_MODE0)
179 AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_INPUT_PULLDOWN, MUX_MODE0)
180 AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR0, PIN_INPUT_PULLDOWN, MUX_MODE0)
181 AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR1, PIN_INPUT_PULLDOWN, MUX_MODE0)
182 AM33XX_PADCONF(AM335X_PIN_GPMC_A0, PIN_OUTPUT, MUX_MODE7) /* gpmc_a0.gpio1_16 */
183 >;
184 };
185};
186
187/* Display: 24-bit LCD Screen */
188&panel {
189 status = "okay";
190 pinctrl-names = "default";
191 pinctrl-0 = <&lcd_pins>;
192 panel-info {
193 ac-bias = <255>;
194 ac-bias-intrpt = <0>;
195 dma-burst-sz = <16>;
196 bpp = <32>;
197 fdd = <0x80>;
198 sync-edge = <0>;
199 sync-ctrl = <1>;
200 raster-order = <0>;
201 fifo-th = <0>;
202 };
203 display-timings {
204 native-mode = <&timing0>;
205 timing0: 480x272 {
206 clock-frequency = <18400000>;
207 hactive = <480>;
208 vactive = <272>;
209 hfront-porch = <8>;
210 hback-porch = <4>;
211 hsync-len = <41>;
212 vfront-porch = <4>;
213 vback-porch = <2>;
214 vsync-len = <10>;
215 hsync-active = <1>;
216 vsync-active = <1>;
217 };
218 };
219};
220
221&lcdc {
222 status = "okay";
223};
224
225&am33xx_pinmux {
226 lcd_pins: pinmux_lcd {
227 pinctrl-single,pins = <
228 AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE0)
229 AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE0)
230 AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE0)
231 AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE0)
232 AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE0)
233 AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE0)
234 AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE0)
235 AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE0)
236 AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE0)
237 AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE0)
238 AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE0)
239 AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE0)
240 AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE0)
241 AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE0)
242 AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE0)
243 AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE0)
244 AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad8.lcd_data16 */
245 AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad9.lcd_data17 */
246 AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad10.lcd_data18 */
247 AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad11.lcd_data19 */
248 AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad12.lcd_data20 */
249 AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad13.lcd_data21 */
250 AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad14.lcd_data22 */
251 AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad15.lcd_data23 */
252 AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT, MUX_MODE0)
253 AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT, MUX_MODE0)
254 AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT, MUX_MODE0)
255 AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT, MUX_MODE0)
256 /* Display Enable */
257 AM33XX_PADCONF(AM335X_PIN_GPMC_A11, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_a11.gpio1_27 */
258 >;
259 };
260};
261
262/* Ethernet */
263&cpsw_port1 {
264 phy-handle = <ðphy0>;
265 phy-mode = "rgmii";
266 ti,dual-emac-pvid = <1>;
267};
268
269&cpsw_port2 {
270 phy-handle = <ðphy1>;
271 phy-mode = "rgmii";
272 ti,dual-emac-pvid = <2>;
273};
274
275&davinci_mdio_sw {
276 pinctrl-names = "default";
277 pinctrl-0 = <&mdio_pins>;
278
279 ethphy0: ethernet-phy@0 {
280 reg = <0>;
281 };
282
283 ethphy1: ethernet-phy@1 {
284 reg = <1>;
285 };
286};
287
288&mac_sw {
289 status = "okay";
290 pinctrl-names = "default";
291 pinctrl-0 = <ðernet_pins>;
292};
293
294&am33xx_pinmux {
295 ethernet_pins: pinmux_ethernet {
296 pinctrl-single,pins = <
297 AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txen.rgmii1_tctl */
298 AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLUP, MUX_MODE2) /* mii1_rxdv.rgmii1_rctl */
299 AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd3.rgmii1_td3 */
300 AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd2.rgmii1_td2 */
301 AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd1.rgmii1_td1 */
302 AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd0.rgmii1_td0 */
303 AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT_PULLUP, MUX_MODE2)
304 AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLUP, MUX_MODE2)
305 AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLUP, MUX_MODE2)
306 AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLUP, MUX_MODE2)
307 AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLUP, MUX_MODE2)
308 AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLUP, MUX_MODE2)
309 /* ethernet interrupt */
310 AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLUP, MUX_MODE7) /* rmii2_refclk.gpio0_29 */
311 /* ethernet PHY nReset */
312 AM33XX_PADCONF(AM335X_PIN_MII1_COL, PIN_OUTPUT_PULLUP, MUX_MODE7) /* mii1_col.gpio3_0 */
313 >;
314 };
315
316 mdio_pins: pinmux_mdio {
317 pinctrl-single,pins = <
318 AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0)
319 AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0)
320 >;
321 };
322};
323
324/* MMC */
325&mmc1 {
326 /* Bootable SD card slot */
327 status = "okay";
328 vmmc-supply = <&ldo3_reg>;
329 bus-width = <4>;
330 pinctrl-names = "default";
331 pinctrl-0 = <&sd_pins>;
332 cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
333};
334
335&mmc2 {
336 /* eMMC (not populated) on MMC #2 */
337 status = "disabled";
338 pinctrl-names = "default";
339 pinctrl-0 = <&emmc_pins>;
340 vmmc-supply = <&ldo3_reg>;
341 bus-width = <8>;
342 non-removable;
343};
344
345&mmc3 {
346 /* Wifi & Bluetooth on MMC #3 */
347 status = "okay";
348 pinctrl-names = "default";
349 pinctrl-0 = <&wireless_pins>;
350 vmmmc-supply = <&v3v3c_reg>;
351 bus-width = <4>;
352 non-removable;
353 dmas = <&edma_xbar 12 0 1
354 &edma_xbar 13 0 2>;
355 dma-names = "tx", "rx";
356};
357
358
359&am33xx_pinmux {
360 sd_pins: pinmux_sd_card {
361 pinctrl-single,pins = <
362 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
363 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
364 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
365 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
366 AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
367 AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
368 AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE7) /* spi0_cs1.gpio0_6 */
369 >;
370 };
371 emmc_pins: pinmux_emmc {
372 pinctrl-single,pins = <
373 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN1, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn1.mmc1_clk */
374 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN2, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn2.mmc1_cmd */
375 AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad0.mmc1_dat0 */
376 AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad1.mmc1_dat1 */
377 AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad2.mmc1_dat2 */
378 AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad3.mmc1_dat3 */
379 AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad4.mmc1_dat4 */
380 AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad5.mmc1_dat5 */
381 AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad6.mmc1_dat6 */
382 AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad7.mmc1_dat7 */
383 /* EMMC nReset */
384 AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_wpn.gpio0_31 */
385 >;
386 };
387 wireless_pins: pinmux_wireless {
388 pinctrl-single,pins = <
389 AM33XX_PADCONF(AM335X_PIN_GPMC_A1, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a1.mmc2_dat0 */
390 AM33XX_PADCONF(AM335X_PIN_GPMC_A2, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a2.mmc2_dat1 */
391 AM33XX_PADCONF(AM335X_PIN_GPMC_A3, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a3.mmc2_dat2 */
392 AM33XX_PADCONF(AM335X_PIN_GPMC_BEN1, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_ben1.mmc2_dat3 */
393 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN3, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_csn3.mmc2_cmd */
394 AM33XX_PADCONF(AM335X_PIN_GPMC_CLK, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_clk.mmc1_clk */
395 /* WLAN nReset */
396 AM33XX_PADCONF(AM335X_PIN_GPMC_A8, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_a8.gpio1_24 */
397 /* WLAN nPower down */
398 AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_wait0.gpio0_30 */
399 /* 32kHz Clock */
400 AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR1, PIN_OUTPUT_PULLDOWN, MUX_MODE3) /* xdma_event_intr1.clkout2 */
401 >;
402 };
403};
404
405/* Power */
406&vbat {
407 regulator-name = "vbat";
408 regulator-min-microvolt = <5000000>;
409 regulator-max-microvolt = <5000000>;
410};
411
412&v3v3c_reg {
413 regulator-name = "v3v3c_reg";
414 regulator-min-microvolt = <3300000>;
415 regulator-max-microvolt = <3300000>;
416 vin-supply = <&vbat>;
417};
418
419&vdd5_reg {
420 regulator-name = "vdd5_reg";
421 regulator-min-microvolt = <5000000>;
422 regulator-max-microvolt = <5000000>;
423 vin-supply = <&vbat>;
424};
425
426/include/ "tps65217.dtsi"
427
428&tps {
429 backlight {
430 isel = <1>; /* ISET1 */
431 fdim = <200>; /* TPS65217_BL_FDIM_200HZ */
432 default-brightness = <80>;
433 };
434
435 regulators {
436 dcdc1_reg: regulator@0 {
437 /* VDD_1V8 system supply */
438 regulator-always-on;
439 };
440
441 dcdc2_reg: regulator@1 {
442 /* VDD_CORE voltage limits 0.95V - 1.26V with +/-4% tolerance */
443 regulator-name = "vdd_core";
444 regulator-min-microvolt = <925000>;
445 regulator-max-microvolt = <1150000>;
446 regulator-boot-on;
447 regulator-always-on;
448 };
449
450 dcdc3_reg: regulator@2 {
451 /* VDD_MPU voltage limits 0.95V - 1.1V with +/-4% tolerance */
452 regulator-name = "vdd_mpu";
453 regulator-min-microvolt = <925000>;
454 regulator-max-microvolt = <1325000>;
455 regulator-boot-on;
456 regulator-always-on;
457 };
458
459 ldo1_reg: regulator@3 {
460 /* VRTC 1.8V always-on supply */
461 regulator-name = "vrtc,vdds";
462 regulator-always-on;
463 };
464
465 ldo2_reg: regulator@4 {
466 /* 3.3V rail */
467 regulator-name = "vdd_3v3aux";
468 regulator-always-on;
469 };
470
471 ldo3_reg: regulator@5 {
472 /* VDD_3V3A 3.3V rail */
473 regulator-name = "vdd_3v3a";
474 regulator-min-microvolt = <3300000>;
475 regulator-max-microvolt = <3300000>;
476 };
477
478 ldo4_reg: regulator@6 {
479 /* VDD_3V3B 3.3V rail */
480 regulator-name = "vdd_3v3b";
481 regulator-always-on;
482 };
483 };
484};
485
486/* SPI Busses */
487&spi0 {
488 status = "okay";
489 pinctrl-names = "default";
490 pinctrl-0 = <&spi0_pins>;
491};
492
493&am33xx_pinmux {
494 spi0_pins: pinmux_spi0 {
495 pinctrl-single,pins = <
496 AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLUP, MUX_MODE0)
497 AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE0)
498 AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLUP, MUX_MODE0)
499 AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0)
500 >;
501 };
502};
503
504/* Touch Screen */
505&tscadc {
506 status = "okay";
507 tsc {
508 ti,wires = <4>;
509 ti,x-plate-resistance = <200>;
510 ti,coordinate-readouts = <5>;
511 ti,wire-config = <0x00 0x11 0x22 0x33>;
512 };
513
514 adc {
515 ti,adc-channels = <4 5 6 7>;
516 };
517};
518
519/* UARTs */
520&uart0 {
521 /* Serial Console */
522 status = "okay";
523 pinctrl-names = "default";
524 pinctrl-0 = <&uart0_pins>;
525};
526
527&uart1 {
528 /* Broken out to J6 header */
529 status = "okay";
530 pinctrl-names = "default";
531 pinctrl-0 = <&uart1_pins>;
532};
533
534&am33xx_pinmux {
535 uart0_pins: pinmux_uart0 {
536 pinctrl-single,pins = <
537 AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
538 AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
539 >;
540 };
541 uart1_pins: pinmux_uart1 {
542 pinctrl-single,pins = <
543 AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLUP, MUX_MODE0)
544 AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
545 AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
546 AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
547 >;
548 };
549};
550
551/* USB */
552&usb {
553 pinctrl-names = "default";
554 pinctrl-0 = <&usb_pins>;
555};
556
557&usb0 {
558 dr_mode = "host";
559};
560
561&usb1 {
562 dr_mode = "host";
563};
564
565&am33xx_pinmux {
566 usb_pins: pinmux_usb {
567 pinctrl-single,pins = <
568 /* USB0 Over-Current (active low) */
569 AM33XX_PADCONF(AM335X_PIN_GPMC_A9, PIN_INPUT, MUX_MODE7) /* gpmc_a9.gpio1_25 */
570 /* USB1 Over-Current (active low) */
571 AM33XX_PADCONF(AM335X_PIN_GPMC_A10, PIN_INPUT, MUX_MODE7) /* gpmc_a10.gpio1_26 */
572 >;
573 };
574};
575
576/* User IO */
577&leds {
578 pinctrl-names = "default";
579 pinctrl-0 = <&user_leds_pins>;
580
581 led0 {
582 label = "pepper:user0:blue";
583 gpios = <&gpio1 20 GPIO_ACTIVE_HIGH>;
584 linux,default-trigger = "none";
585 default-state = "off";
586 };
587
588 led1 {
589 label = "pepper:user1:red";
590 gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
591 linux,default-trigger = "none";
592 default-state = "off";
593 };
594};
595
596&buttons {
597 pinctrl-names = "default";
598 pinctrl-0 = <&user_buttons_pins>;
599
600 button-0 {
601 label = "home";
602 linux,code = <KEY_HOME>;
603 gpios = <&gpio1 22 GPIO_ACTIVE_LOW>;
604 wakeup-source;
605 };
606
607 button-1 {
608 label = "menu";
609 linux,code = <KEY_MENU>;
610 gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
611 wakeup-source;
612 };
613
614 button-2 {
615 label = "power";
616 linux,code = <KEY_POWER>;
617 gpios = <&gpio0 7 GPIO_ACTIVE_LOW>;
618 wakeup-source;
619 };
620};
621
622&am33xx_pinmux {
623 user_leds_pins: pinmux_user_leds {
624 pinctrl-single,pins = <
625 AM33XX_PADCONF(AM335X_PIN_GPMC_A4, PIN_OUTPUT, MUX_MODE7) /* gpmc_a4.gpio1_20 */
626 AM33XX_PADCONF(AM335X_PIN_GPMC_A5, PIN_OUTPUT, MUX_MODE7) /* gpmc_a5.gpio1_21 */
627 >;
628 };
629
630 user_buttons_pins: pinmux_user_buttons {
631 pinctrl-single,pins = <
632 AM33XX_PADCONF(AM335X_PIN_GPMC_A6, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a6.gpio1_22 */
633 AM33XX_PADCONF(AM335X_PIN_GPMC_A7, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a7.gpio1_21 */
634 AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a8.gpio0_7 */
635 >;
636 };
637};
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (C) 2014 Gumstix, Inc. - https://www.gumstix.com/
4 */
5/dts-v1/;
6
7#include <dt-bindings/input/input.h>
8#include "am33xx.dtsi"
9
10/ {
11 model = "Gumstix Pepper";
12 compatible = "gumstix,am335x-pepper", "ti,am33xx";
13
14 cpus {
15 cpu@0 {
16 cpu0-supply = <&dcdc3_reg>;
17 };
18 };
19
20 memory@80000000 {
21 device_type = "memory";
22 reg = <0x80000000 0x20000000>; /* 512 MB */
23 };
24
25 buttons: user_buttons {
26 compatible = "gpio-keys";
27 };
28
29 leds: user_leds {
30 compatible = "gpio-leds";
31 };
32
33 panel: lcd_panel {
34 compatible = "ti,tilcdc,panel";
35 };
36
37 sound: sound_iface {
38 compatible = "ti,da830-evm-audio";
39 };
40
41 vbat: fixedregulator0 {
42 compatible = "regulator-fixed";
43 };
44
45 v3v3c_reg: fixedregulator1 {
46 compatible = "regulator-fixed";
47 };
48
49 vdd5_reg: fixedregulator2 {
50 compatible = "regulator-fixed";
51 };
52};
53
54/* I2C Busses */
55&i2c0 {
56 status = "okay";
57 pinctrl-names = "default";
58 pinctrl-0 = <&i2c0_pins>;
59
60 clock-frequency = <400000>;
61
62 tps: tps@24 {
63 reg = <0x24>;
64 };
65
66 eeprom: eeprom@50 {
67 compatible = "atmel,24c256";
68 reg = <0x50>;
69 };
70
71 audio_codec: tlv320aic3106@1b {
72 compatible = "ti,tlv320aic3106";
73 reg = <0x1b>;
74 ai3x-micbias-vg = <0x2>;
75 };
76
77 accel: lis331dlh@1d {
78 compatible = "st,lis3lv02d";
79 reg = <0x1d>;
80 };
81};
82
83&i2c1 {
84 status = "okay";
85 pinctrl-names = "default";
86 pinctrl-0 = <&i2c1_pins>;
87 clock-frequency = <400000>;
88};
89
90&am33xx_pinmux {
91 i2c0_pins: pinmux_i2c0 {
92 pinctrl-single,pins = <
93 AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0)
94 AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0)
95 >;
96 };
97 i2c1_pins: pinmux_i2c1 {
98 pinctrl-single,pins = <
99 AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLUP, MUX_MODE3) /* mii1_crs,i2c1_sda */
100 AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLUP, MUX_MODE3) /* mii1_rxerr,i2c1_scl */
101 >;
102 };
103};
104
105/* Accelerometer */
106&accel {
107 pinctrl-names = "default";
108 pinctrl-0 = <&accel_pins>;
109
110 Vdd-supply = <&ldo3_reg>;
111 Vdd_IO-supply = <&ldo3_reg>;
112 st,irq1-click;
113 st,wakeup-x-lo;
114 st,wakeup-x-hi;
115 st,wakeup-y-lo;
116 st,wakeup-y-hi;
117 st,wakeup-z-lo;
118 st,wakeup-z-hi;
119 st,min-limit-x = <92>;
120 st,max-limit-x = <14>;
121 st,min-limit-y = <14>;
122 st,max-limit-y = <92>;
123 st,min-limit-z = <92>;
124 st,max-limit-z = <14>;
125};
126
127&am33xx_pinmux {
128 accel_pins: pinmux_accel {
129 pinctrl-single,pins = <
130 AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_INPUT, MUX_MODE7) /* gpmc_wen.gpio2_4 */
131 >;
132 };
133};
134
135/* Audio */
136&audio_codec {
137 status = "okay";
138
139 reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
140 AVDD-supply = <&ldo3_reg>;
141 IOVDD-supply = <&ldo3_reg>;
142 DRVDD-supply = <&ldo3_reg>;
143 DVDD-supply = <&dcdc1_reg>;
144};
145
146&sound {
147 ti,model = "AM335x-EVM";
148 ti,audio-codec = <&audio_codec>;
149 ti,mcasp-controller = <&mcasp0>;
150 ti,codec-clock-rate = <12000000>;
151 ti,audio-routing =
152 "Headphone Jack", "HPLOUT",
153 "Headphone Jack", "HPROUT",
154 "MIC3L", "Mic3L Switch";
155};
156
157&mcasp0 {
158 status = "okay";
159 pinctrl-names = "default";
160 pinctrl-0 = <&audio_pins>;
161
162 op-mode = <0>; /* MCASP_ISS_MODE */
163 tdm-slots = <2>;
164 serial-dir = <
165 1 2 0 0
166 0 0 0 0
167 0 0 0 0
168 0 0 0 0
169 >;
170 tx-num-evt = <1>;
171 rx-num-evt = <1>;
172};
173
174&am33xx_pinmux {
175 audio_pins: pinmux_audio {
176 pinctrl-single,pins = <
177 AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_INPUT_PULLDOWN, MUX_MODE0)
178 AM33XX_PADCONF(AM335X_PIN_MCASP0_FSX, PIN_INPUT_PULLDOWN, MUX_MODE0)
179 AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_INPUT_PULLDOWN, MUX_MODE0)
180 AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR0, PIN_INPUT_PULLDOWN, MUX_MODE0)
181 AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR1, PIN_INPUT_PULLDOWN, MUX_MODE0)
182 AM33XX_PADCONF(AM335X_PIN_GPMC_A0, PIN_OUTPUT, MUX_MODE7) /* gpmc_a0.gpio1_16 */
183 >;
184 };
185};
186
187/* Display: 24-bit LCD Screen */
188&panel {
189 status = "okay";
190 pinctrl-names = "default";
191 pinctrl-0 = <&lcd_pins>;
192 panel-info {
193 ac-bias = <255>;
194 ac-bias-intrpt = <0>;
195 dma-burst-sz = <16>;
196 bpp = <32>;
197 fdd = <0x80>;
198 sync-edge = <0>;
199 sync-ctrl = <1>;
200 raster-order = <0>;
201 fifo-th = <0>;
202 };
203 display-timings {
204 native-mode = <&timing0>;
205 timing0: 480x272 {
206 clock-frequency = <18400000>;
207 hactive = <480>;
208 vactive = <272>;
209 hfront-porch = <8>;
210 hback-porch = <4>;
211 hsync-len = <41>;
212 vfront-porch = <4>;
213 vback-porch = <2>;
214 vsync-len = <10>;
215 hsync-active = <1>;
216 vsync-active = <1>;
217 };
218 };
219};
220
221&lcdc {
222 status = "okay";
223};
224
225&am33xx_pinmux {
226 lcd_pins: pinmux_lcd {
227 pinctrl-single,pins = <
228 AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE0)
229 AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE0)
230 AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE0)
231 AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE0)
232 AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE0)
233 AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE0)
234 AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE0)
235 AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE0)
236 AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE0)
237 AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE0)
238 AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE0)
239 AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE0)
240 AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE0)
241 AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE0)
242 AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE0)
243 AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE0)
244 AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad8.lcd_data16 */
245 AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad9.lcd_data17 */
246 AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad10.lcd_data18 */
247 AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad11.lcd_data19 */
248 AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad12.lcd_data20 */
249 AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad13.lcd_data21 */
250 AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad14.lcd_data22 */
251 AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad15.lcd_data23 */
252 AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT, MUX_MODE0)
253 AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT, MUX_MODE0)
254 AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT, MUX_MODE0)
255 AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT, MUX_MODE0)
256 /* Display Enable */
257 AM33XX_PADCONF(AM335X_PIN_GPMC_A11, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_a11.gpio1_27 */
258 >;
259 };
260};
261
262/* Ethernet */
263&cpsw_emac0 {
264 status = "okay";
265 phy-handle = <ðphy0>;
266 phy-mode = "rgmii";
267};
268
269&cpsw_emac1 {
270 status = "okay";
271 phy-handle = <ðphy1>;
272 phy-mode = "rgmii";
273};
274
275&davinci_mdio {
276 status = "okay";
277 pinctrl-names = "default";
278 pinctrl-0 = <&mdio_pins>;
279
280 ethphy0: ethernet-phy@0 {
281 reg = <0>;
282 };
283
284 ethphy1: ethernet-phy@1 {
285 reg = <1>;
286 };
287};
288
289&mac {
290 status = "okay";
291 pinctrl-names = "default";
292 pinctrl-0 = <ðernet_pins>;
293};
294
295
296&am33xx_pinmux {
297 ethernet_pins: pinmux_ethernet {
298 pinctrl-single,pins = <
299 AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txen.rgmii1_tctl */
300 AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLUP, MUX_MODE2) /* mii1_rxdv.rgmii1_rctl */
301 AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd3.rgmii1_td3 */
302 AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd2.rgmii1_td2 */
303 AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd1.rgmii1_td1 */
304 AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd0.rgmii1_td0 */
305 AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT_PULLUP, MUX_MODE2)
306 AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLUP, MUX_MODE2)
307 AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLUP, MUX_MODE2)
308 AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLUP, MUX_MODE2)
309 AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLUP, MUX_MODE2)
310 AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLUP, MUX_MODE2)
311 /* ethernet interrupt */
312 AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLUP, MUX_MODE7) /* rmii2_refclk.gpio0_29 */
313 /* ethernet PHY nReset */
314 AM33XX_PADCONF(AM335X_PIN_MII1_COL, PIN_OUTPUT_PULLUP, MUX_MODE7) /* mii1_col.gpio3_0 */
315 >;
316 };
317
318 mdio_pins: pinmux_mdio {
319 pinctrl-single,pins = <
320 AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0)
321 AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0)
322 >;
323 };
324};
325
326/* MMC */
327&mmc1 {
328 /* Bootable SD card slot */
329 status = "okay";
330 vmmc-supply = <&ldo3_reg>;
331 bus-width = <4>;
332 pinctrl-names = "default";
333 pinctrl-0 = <&sd_pins>;
334 cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
335};
336
337&mmc2 {
338 /* eMMC (not populated) on MMC #2 */
339 status = "disabled";
340 pinctrl-names = "default";
341 pinctrl-0 = <&emmc_pins>;
342 vmmc-supply = <&ldo3_reg>;
343 bus-width = <8>;
344 ti,non-removable;
345};
346
347&mmc3 {
348 /* Wifi & Bluetooth on MMC #3 */
349 status = "okay";
350 pinctrl-names = "default";
351 pinctrl-0 = <&wireless_pins>;
352 vmmmc-supply = <&v3v3c_reg>;
353 bus-width = <4>;
354 ti,non-removable;
355 dmas = <&edma_xbar 12 0 1
356 &edma_xbar 13 0 2>;
357 dma-names = "tx", "rx";
358};
359
360
361&am33xx_pinmux {
362 sd_pins: pinmux_sd_card {
363 pinctrl-single,pins = <
364 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
365 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
366 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
367 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
368 AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
369 AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
370 AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE7) /* spi0_cs1.gpio0_6 */
371 >;
372 };
373 emmc_pins: pinmux_emmc {
374 pinctrl-single,pins = <
375 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN1, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn1.mmc1_clk */
376 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN2, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn2.mmc1_cmd */
377 AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad0.mmc1_dat0 */
378 AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad1.mmc1_dat1 */
379 AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad2.mmc1_dat2 */
380 AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad3.mmc1_dat3 */
381 AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad4.mmc1_dat4 */
382 AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad5.mmc1_dat5 */
383 AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad6.mmc1_dat6 */
384 AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad7.mmc1_dat7 */
385 /* EMMC nReset */
386 AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_wpn.gpio0_31 */
387 >;
388 };
389 wireless_pins: pinmux_wireless {
390 pinctrl-single,pins = <
391 AM33XX_PADCONF(AM335X_PIN_GPMC_A1, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a1.mmc2_dat0 */
392 AM33XX_PADCONF(AM335X_PIN_GPMC_A2, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a2.mmc2_dat1 */
393 AM33XX_PADCONF(AM335X_PIN_GPMC_A3, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a3.mmc2_dat2 */
394 AM33XX_PADCONF(AM335X_PIN_GPMC_BEN1, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_ben1.mmc2_dat3 */
395 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN3, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_csn3.mmc2_cmd */
396 AM33XX_PADCONF(AM335X_PIN_GPMC_CLK, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_clk.mmc1_clk */
397 /* WLAN nReset */
398 AM33XX_PADCONF(AM335X_PIN_GPMC_A8, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_a8.gpio1_24 */
399 /* WLAN nPower down */
400 AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_wait0.gpio0_30 */
401 /* 32kHz Clock */
402 AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR1, PIN_OUTPUT_PULLDOWN, MUX_MODE3) /* xdma_event_intr1.clkout2 */
403 >;
404 };
405};
406
407/* Power */
408&vbat {
409 regulator-name = "vbat";
410 regulator-min-microvolt = <5000000>;
411 regulator-max-microvolt = <5000000>;
412};
413
414&v3v3c_reg {
415 regulator-name = "v3v3c_reg";
416 regulator-min-microvolt = <3300000>;
417 regulator-max-microvolt = <3300000>;
418 vin-supply = <&vbat>;
419};
420
421&vdd5_reg {
422 regulator-name = "vdd5_reg";
423 regulator-min-microvolt = <5000000>;
424 regulator-max-microvolt = <5000000>;
425 vin-supply = <&vbat>;
426};
427
428/include/ "tps65217.dtsi"
429
430&tps {
431 backlight {
432 isel = <1>; /* ISET1 */
433 fdim = <200>; /* TPS65217_BL_FDIM_200HZ */
434 default-brightness = <80>;
435 };
436
437 regulators {
438 dcdc1_reg: regulator@0 {
439 /* VDD_1V8 system supply */
440 regulator-always-on;
441 };
442
443 dcdc2_reg: regulator@1 {
444 /* VDD_CORE voltage limits 0.95V - 1.26V with +/-4% tolerance */
445 regulator-name = "vdd_core";
446 regulator-min-microvolt = <925000>;
447 regulator-max-microvolt = <1150000>;
448 regulator-boot-on;
449 regulator-always-on;
450 };
451
452 dcdc3_reg: regulator@2 {
453 /* VDD_MPU voltage limits 0.95V - 1.1V with +/-4% tolerance */
454 regulator-name = "vdd_mpu";
455 regulator-min-microvolt = <925000>;
456 regulator-max-microvolt = <1325000>;
457 regulator-boot-on;
458 regulator-always-on;
459 };
460
461 ldo1_reg: regulator@3 {
462 /* VRTC 1.8V always-on supply */
463 regulator-name = "vrtc,vdds";
464 regulator-always-on;
465 };
466
467 ldo2_reg: regulator@4 {
468 /* 3.3V rail */
469 regulator-name = "vdd_3v3aux";
470 regulator-always-on;
471 };
472
473 ldo3_reg: regulator@5 {
474 /* VDD_3V3A 3.3V rail */
475 regulator-name = "vdd_3v3a";
476 regulator-min-microvolt = <3300000>;
477 regulator-max-microvolt = <3300000>;
478 };
479
480 ldo4_reg: regulator@6 {
481 /* VDD_3V3B 3.3V rail */
482 regulator-name = "vdd_3v3b";
483 regulator-always-on;
484 };
485 };
486};
487
488/* SPI Busses */
489&spi0 {
490 status = "okay";
491 pinctrl-names = "default";
492 pinctrl-0 = <&spi0_pins>;
493};
494
495&am33xx_pinmux {
496 spi0_pins: pinmux_spi0 {
497 pinctrl-single,pins = <
498 AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLUP, MUX_MODE0)
499 AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE0)
500 AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLUP, MUX_MODE0)
501 AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0)
502 >;
503 };
504};
505
506/* Touch Screen */
507&tscadc {
508 status = "okay";
509 tsc {
510 ti,wires = <4>;
511 ti,x-plate-resistance = <200>;
512 ti,coordinate-readouts = <5>;
513 ti,wire-config = <0x00 0x11 0x22 0x33>;
514 };
515
516 adc {
517 ti,adc-channels = <4 5 6 7>;
518 };
519};
520
521/* UARTs */
522&uart0 {
523 /* Serial Console */
524 status = "okay";
525 pinctrl-names = "default";
526 pinctrl-0 = <&uart0_pins>;
527};
528
529&uart1 {
530 /* Broken out to J6 header */
531 status = "okay";
532 pinctrl-names = "default";
533 pinctrl-0 = <&uart1_pins>;
534};
535
536&am33xx_pinmux {
537 uart0_pins: pinmux_uart0 {
538 pinctrl-single,pins = <
539 AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
540 AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
541 >;
542 };
543 uart1_pins: pinmux_uart1 {
544 pinctrl-single,pins = <
545 AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLUP, MUX_MODE0)
546 AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
547 AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
548 AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
549 >;
550 };
551};
552
553/* USB */
554&usb {
555 status = "okay";
556
557 pinctrl-names = "default";
558 pinctrl-0 = <&usb_pins>;
559};
560
561&usb_ctrl_mod {
562 status = "okay";
563};
564
565&usb0_phy {
566 status = "okay";
567};
568
569&usb1_phy {
570 status = "okay";
571};
572
573&usb0 {
574 status = "okay";
575 dr_mode = "host";
576};
577
578&usb1 {
579 status = "okay";
580 dr_mode = "host";
581};
582
583&cppi41dma {
584 status = "okay";
585};
586
587&am33xx_pinmux {
588 usb_pins: pinmux_usb {
589 pinctrl-single,pins = <
590 /* USB0 Over-Current (active low) */
591 AM33XX_PADCONF(AM335X_PIN_GPMC_A9, PIN_INPUT, MUX_MODE7) /* gpmc_a9.gpio1_25 */
592 /* USB1 Over-Current (active low) */
593 AM33XX_PADCONF(AM335X_PIN_GPMC_A10, PIN_INPUT, MUX_MODE7) /* gpmc_a10.gpio1_26 */
594 >;
595 };
596};
597
598/* User IO */
599&leds {
600 pinctrl-names = "default";
601 pinctrl-0 = <&user_leds_pins>;
602
603 led0 {
604 label = "pepper:user0:blue";
605 gpios = <&gpio1 20 GPIO_ACTIVE_HIGH>;
606 linux,default-trigger = "none";
607 default-state = "off";
608 };
609
610 led1 {
611 label = "pepper:user1:red";
612 gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
613 linux,default-trigger = "none";
614 default-state = "off";
615 };
616};
617
618&buttons {
619 pinctrl-names = "default";
620 pinctrl-0 = <&user_buttons_pins>;
621 #address-cells = <1>;
622 #size-cells = <0>;
623
624 button0 {
625 label = "home";
626 linux,code = <KEY_HOME>;
627 gpios = <&gpio1 22 GPIO_ACTIVE_LOW>;
628 wakeup-source;
629 };
630
631 button1 {
632 label = "menu";
633 linux,code = <KEY_MENU>;
634 gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
635 wakeup-source;
636 };
637
638 buttons2 {
639 label = "power";
640 linux,code = <KEY_POWER>;
641 gpios = <&gpio0 7 GPIO_ACTIVE_LOW>;
642 wakeup-source;
643 };
644};
645
646&am33xx_pinmux {
647 user_leds_pins: pinmux_user_leds {
648 pinctrl-single,pins = <
649 AM33XX_PADCONF(AM335X_PIN_GPMC_A4, PIN_OUTPUT, MUX_MODE7) /* gpmc_a4.gpio1_20 */
650 AM33XX_PADCONF(AM335X_PIN_GPMC_A5, PIN_OUTPUT, MUX_MODE7) /* gpmc_a5.gpio1_21 */
651 >;
652 };
653
654 user_buttons_pins: pinmux_user_buttons {
655 pinctrl-single,pins = <
656 AM33XX_PADCONF(AM335X_PIN_GPMC_A6, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a6.gpio1_22 */
657 AM33XX_PADCONF(AM335X_PIN_GPMC_A7, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a7.gpio1_21 */
658 AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a8.gpio0_7 */
659 >;
660 };
661};