tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright (C) 2014 Gumstix, Inc. - https://www.gumstix.com/
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 */
8/dts-v1/;
9
10#include <dt-bindings/input/input.h>
11#include "am33xx.dtsi"
12
13/ {
14 model = "Gumstix Pepper";
15 compatible = "gumstix,am335x-pepper", "ti,am33xx";
16
17 cpus {
18 cpu@0 {
19 cpu0-supply = <&dcdc3_reg>;
20 };
21 };
22
23 memory@80000000 {
24 device_type = "memory";
25 reg = <0x80000000 0x20000000>; /* 512 MB */
26 };
27
28 buttons: user_buttons {
29 compatible = "gpio-keys";
30 };
31
32 leds: user_leds {
33 compatible = "gpio-leds";
34 };
35
36 panel: lcd_panel {
37 compatible = "ti,tilcdc,panel";
38 };
39
40 sound: sound_iface {
41 compatible = "ti,da830-evm-audio";
42 };
43
44 vbat: fixedregulator0 {
45 compatible = "regulator-fixed";
46 };
47
48 v3v3c_reg: fixedregulator1 {
49 compatible = "regulator-fixed";
50 };
51
52 vdd5_reg: fixedregulator2 {
53 compatible = "regulator-fixed";
54 };
55};
56
57/* I2C Busses */
58&i2c0 {
59 status = "okay";
60 pinctrl-names = "default";
61 pinctrl-0 = <&i2c0_pins>;
62
63 clock-frequency = <400000>;
64
65 tps: tps@24 {
66 reg = <0x24>;
67 };
68
69 eeprom: eeprom@50 {
70 compatible = "atmel,24c256";
71 reg = <0x50>;
72 };
73
74 audio_codec: tlv320aic3106@1b {
75 compatible = "ti,tlv320aic3106";
76 reg = <0x1b>;
77 ai3x-micbias-vg = <0x2>;
78 };
79
80 accel: lis331dlh@1d {
81 compatible = "st,lis3lv02d";
82 reg = <0x1d>;
83 };
84};
85
86&i2c1 {
87 status = "okay";
88 pinctrl-names = "default";
89 pinctrl-0 = <&i2c1_pins>;
90 clock-frequency = <400000>;
91};
92
93&am33xx_pinmux {
94 i2c0_pins: pinmux_i2c0 {
95 pinctrl-single,pins = <
96 AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0)
97 AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0)
98 >;
99 };
100 i2c1_pins: pinmux_i2c1 {
101 pinctrl-single,pins = <
102 AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLUP, MUX_MODE3) /* mii1_crs,i2c1_sda */
103 AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLUP, MUX_MODE3) /* mii1_rxerr,i2c1_scl */
104 >;
105 };
106};
107
108/* Accelerometer */
109&accel {
110 pinctrl-names = "default";
111 pinctrl-0 = <&accel_pins>;
112
113 Vdd-supply = <&ldo3_reg>;
114 Vdd_IO-supply = <&ldo3_reg>;
115 st,irq1-click;
116 st,wakeup-x-lo;
117 st,wakeup-x-hi;
118 st,wakeup-y-lo;
119 st,wakeup-y-hi;
120 st,wakeup-z-lo;
121 st,wakeup-z-hi;
122 st,min-limit-x = <92>;
123 st,max-limit-x = <14>;
124 st,min-limit-y = <14>;
125 st,max-limit-y = <92>;
126 st,min-limit-z = <92>;
127 st,max-limit-z = <14>;
128};
129
130&am33xx_pinmux {
131 accel_pins: pinmux_accel {
132 pinctrl-single,pins = <
133 AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_INPUT, MUX_MODE7) /* gpmc_wen.gpio2_4 */
134 >;
135 };
136};
137
138/* Audio */
139&audio_codec {
140 status = "okay";
141
142 reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
143 AVDD-supply = <&ldo3_reg>;
144 IOVDD-supply = <&ldo3_reg>;
145 DRVDD-supply = <&ldo3_reg>;
146 DVDD-supply = <&dcdc1_reg>;
147};
148
149&sound {
150 ti,model = "AM335x-EVM";
151 ti,audio-codec = <&audio_codec>;
152 ti,mcasp-controller = <&mcasp0>;
153 ti,codec-clock-rate = <12000000>;
154 ti,audio-routing =
155 "Headphone Jack", "HPLOUT",
156 "Headphone Jack", "HPROUT",
157 "MIC3L", "Mic3L Switch";
158};
159
160&mcasp0 {
161 status = "okay";
162 pinctrl-names = "default";
163 pinctrl-0 = <&audio_pins>;
164
165 op-mode = <0>; /* MCASP_ISS_MODE */
166 tdm-slots = <2>;
167 serial-dir = <
168 1 2 0 0
169 0 0 0 0
170 0 0 0 0
171 0 0 0 0
172 >;
173 tx-num-evt = <1>;
174 rx-num-evt = <1>;
175};
176
177&am33xx_pinmux {
178 audio_pins: pinmux_audio {
179 pinctrl-single,pins = <
180 AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_INPUT_PULLDOWN, MUX_MODE0)
181 AM33XX_PADCONF(AM335X_PIN_MCASP0_FSX, PIN_INPUT_PULLDOWN, MUX_MODE0)
182 AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_INPUT_PULLDOWN, MUX_MODE0)
183 AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR0, PIN_INPUT_PULLDOWN, MUX_MODE0)
184 AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR1, PIN_INPUT_PULLDOWN, MUX_MODE0)
185 AM33XX_PADCONF(AM335X_PIN_GPMC_A0, PIN_OUTPUT, MUX_MODE7) /* gpmc_a0.gpio1_16 */
186 >;
187 };
188};
189
190/* Display: 24-bit LCD Screen */
191&panel {
192 status = "okay";
193 pinctrl-names = "default";
194 pinctrl-0 = <&lcd_pins>;
195 panel-info {
196 ac-bias = <255>;
197 ac-bias-intrpt = <0>;
198 dma-burst-sz = <16>;
199 bpp = <32>;
200 fdd = <0x80>;
201 sync-edge = <0>;
202 sync-ctrl = <1>;
203 raster-order = <0>;
204 fifo-th = <0>;
205 };
206 display-timings {
207 native-mode = <&timing0>;
208 timing0: 480x272 {
209 clock-frequency = <18400000>;
210 hactive = <480>;
211 vactive = <272>;
212 hfront-porch = <8>;
213 hback-porch = <4>;
214 hsync-len = <41>;
215 vfront-porch = <4>;
216 vback-porch = <2>;
217 vsync-len = <10>;
218 hsync-active = <1>;
219 vsync-active = <1>;
220 };
221 };
222};
223
224&lcdc {
225 status = "okay";
226};
227
228&am33xx_pinmux {
229 lcd_pins: pinmux_lcd {
230 pinctrl-single,pins = <
231 AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE0)
232 AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE0)
233 AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE0)
234 AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE0)
235 AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE0)
236 AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE0)
237 AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE0)
238 AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE0)
239 AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE0)
240 AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE0)
241 AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE0)
242 AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE0)
243 AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE0)
244 AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE0)
245 AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE0)
246 AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE0)
247 AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad8.lcd_data16 */
248 AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad9.lcd_data17 */
249 AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad10.lcd_data18 */
250 AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad11.lcd_data19 */
251 AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad12.lcd_data20 */
252 AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad13.lcd_data21 */
253 AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad14.lcd_data22 */
254 AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_OUTPUT, MUX_MODE1) /* gpmc_ad15.lcd_data23 */
255 AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT, MUX_MODE0)
256 AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT, MUX_MODE0)
257 AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT, MUX_MODE0)
258 AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT, MUX_MODE0)
259 /* Display Enable */
260 AM33XX_PADCONF(AM335X_PIN_GPMC_A11, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_a11.gpio1_27 */
261 >;
262 };
263};
264
265/* Ethernet */
266&cpsw_emac0 {
267 status = "okay";
268 phy-handle = <ðphy0>;
269 phy-mode = "rgmii";
270};
271
272&cpsw_emac1 {
273 status = "okay";
274 phy-handle = <ðphy1>;
275 phy-mode = "rgmii";
276};
277
278&davinci_mdio {
279 status = "okay";
280 pinctrl-names = "default";
281 pinctrl-0 = <&mdio_pins>;
282
283 ethphy0: ethernet-phy@0 {
284 reg = <0>;
285 };
286
287 ethphy1: ethernet-phy@1 {
288 reg = <1>;
289 };
290};
291
292&mac {
293 status = "okay";
294 pinctrl-names = "default";
295 pinctrl-0 = <ðernet_pins>;
296};
297
298
299&am33xx_pinmux {
300 ethernet_pins: pinmux_ethernet {
301 pinctrl-single,pins = <
302 AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txen.rgmii1_tctl */
303 AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLUP, MUX_MODE2) /* mii1_rxdv.rgmii1_rctl */
304 AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd3.rgmii1_td3 */
305 AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd2.rgmii1_td2 */
306 AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd1.rgmii1_td1 */
307 AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mii1_txd0.rgmii1_td0 */
308 AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT_PULLUP, MUX_MODE2)
309 AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLUP, MUX_MODE2)
310 AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLUP, MUX_MODE2)
311 AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLUP, MUX_MODE2)
312 AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLUP, MUX_MODE2)
313 AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLUP, MUX_MODE2)
314 /* ethernet interrupt */
315 AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLUP, MUX_MODE7) /* rmii2_refclk.gpio0_29 */
316 /* ethernet PHY nReset */
317 AM33XX_PADCONF(AM335X_PIN_MII1_COL, PIN_OUTPUT_PULLUP, MUX_MODE7) /* mii1_col.gpio3_0 */
318 >;
319 };
320
321 mdio_pins: pinmux_mdio {
322 pinctrl-single,pins = <
323 AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0)
324 AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0)
325 >;
326 };
327};
328
329/* MMC */
330&mmc1 {
331 /* Bootable SD card slot */
332 status = "okay";
333 vmmc-supply = <&ldo3_reg>;
334 bus-width = <4>;
335 pinctrl-names = "default";
336 pinctrl-0 = <&sd_pins>;
337 cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
338};
339
340&mmc2 {
341 /* eMMC (not populated) on MMC #2 */
342 status = "disabled";
343 pinctrl-names = "default";
344 pinctrl-0 = <&emmc_pins>;
345 vmmc-supply = <&ldo3_reg>;
346 bus-width = <8>;
347 ti,non-removable;
348};
349
350&mmc3 {
351 /* Wifi & Bluetooth on MMC #3 */
352 status = "okay";
353 pinctrl-names = "default";
354 pinctrl-0 = <&wireless_pins>;
355 vmmmc-supply = <&v3v3c_reg>;
356 bus-width = <4>;
357 ti,non-removable;
358 dmas = <&edma_xbar 12 0 1
359 &edma_xbar 13 0 2>;
360 dma-names = "tx", "rx";
361};
362
363
364&am33xx_pinmux {
365 sd_pins: pinmux_sd_card {
366 pinctrl-single,pins = <
367 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
368 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
369 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
370 AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
371 AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
372 AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
373 AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE7) /* spi0_cs1.gpio0_6 */
374 >;
375 };
376 emmc_pins: pinmux_emmc {
377 pinctrl-single,pins = <
378 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN1, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn1.mmc1_clk */
379 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN2, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn2.mmc1_cmd */
380 AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad0.mmc1_dat0 */
381 AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad1.mmc1_dat1 */
382 AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad2.mmc1_dat2 */
383 AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad3.mmc1_dat3 */
384 AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad4.mmc1_dat4 */
385 AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad5.mmc1_dat5 */
386 AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad6.mmc1_dat6 */
387 AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad7.mmc1_dat7 */
388 /* EMMC nReset */
389 AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_wpn.gpio0_31 */
390 >;
391 };
392 wireless_pins: pinmux_wireless {
393 pinctrl-single,pins = <
394 AM33XX_PADCONF(AM335X_PIN_GPMC_A1, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a1.mmc2_dat0 */
395 AM33XX_PADCONF(AM335X_PIN_GPMC_A2, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a2.mmc2_dat1 */
396 AM33XX_PADCONF(AM335X_PIN_GPMC_A3, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a3.mmc2_dat2 */
397 AM33XX_PADCONF(AM335X_PIN_GPMC_BEN1, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_ben1.mmc2_dat3 */
398 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN3, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_csn3.mmc2_cmd */
399 AM33XX_PADCONF(AM335X_PIN_GPMC_CLK, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_clk.mmc1_clk */
400 /* WLAN nReset */
401 AM33XX_PADCONF(AM335X_PIN_GPMC_A8, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_a8.gpio1_24 */
402 /* WLAN nPower down */
403 AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_OUTPUT_PULLUP, MUX_MODE7) /* gpmc_wait0.gpio0_30 */
404 /* 32kHz Clock */
405 AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR1, PIN_OUTPUT_PULLDOWN, MUX_MODE3) /* xdma_event_intr1.clkout2 */
406 >;
407 };
408};
409
410/* Power */
411&vbat {
412 regulator-name = "vbat";
413 regulator-min-microvolt = <5000000>;
414 regulator-max-microvolt = <5000000>;
415};
416
417&v3v3c_reg {
418 regulator-name = "v3v3c_reg";
419 regulator-min-microvolt = <3300000>;
420 regulator-max-microvolt = <3300000>;
421 vin-supply = <&vbat>;
422};
423
424&vdd5_reg {
425 regulator-name = "vdd5_reg";
426 regulator-min-microvolt = <5000000>;
427 regulator-max-microvolt = <5000000>;
428 vin-supply = <&vbat>;
429};
430
431/include/ "tps65217.dtsi"
432
433&tps {
434 backlight {
435 isel = <1>; /* ISET1 */
436 fdim = <200>; /* TPS65217_BL_FDIM_200HZ */
437 default-brightness = <80>;
438 };
439
440 regulators {
441 dcdc1_reg: regulator@0 {
442 /* VDD_1V8 system supply */
443 regulator-always-on;
444 };
445
446 dcdc2_reg: regulator@1 {
447 /* VDD_CORE voltage limits 0.95V - 1.26V with +/-4% tolerance */
448 regulator-name = "vdd_core";
449 regulator-min-microvolt = <925000>;
450 regulator-max-microvolt = <1150000>;
451 regulator-boot-on;
452 regulator-always-on;
453 };
454
455 dcdc3_reg: regulator@2 {
456 /* VDD_MPU voltage limits 0.95V - 1.1V with +/-4% tolerance */
457 regulator-name = "vdd_mpu";
458 regulator-min-microvolt = <925000>;
459 regulator-max-microvolt = <1325000>;
460 regulator-boot-on;
461 regulator-always-on;
462 };
463
464 ldo1_reg: regulator@3 {
465 /* VRTC 1.8V always-on supply */
466 regulator-name = "vrtc,vdds";
467 regulator-always-on;
468 };
469
470 ldo2_reg: regulator@4 {
471 /* 3.3V rail */
472 regulator-name = "vdd_3v3aux";
473 regulator-always-on;
474 };
475
476 ldo3_reg: regulator@5 {
477 /* VDD_3V3A 3.3V rail */
478 regulator-name = "vdd_3v3a";
479 regulator-min-microvolt = <3300000>;
480 regulator-max-microvolt = <3300000>;
481 };
482
483 ldo4_reg: regulator@6 {
484 /* VDD_3V3B 3.3V rail */
485 regulator-name = "vdd_3v3b";
486 regulator-always-on;
487 };
488 };
489};
490
491/* SPI Busses */
492&spi0 {
493 status = "okay";
494 pinctrl-names = "default";
495 pinctrl-0 = <&spi0_pins>;
496};
497
498&am33xx_pinmux {
499 spi0_pins: pinmux_spi0 {
500 pinctrl-single,pins = <
501 AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLUP, MUX_MODE0)
502 AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE0)
503 AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLUP, MUX_MODE0)
504 AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0)
505 >;
506 };
507};
508
509/* Touch Screen */
510&tscadc {
511 status = "okay";
512 tsc {
513 ti,wires = <4>;
514 ti,x-plate-resistance = <200>;
515 ti,coordinate-readouts = <5>;
516 ti,wire-config = <0x00 0x11 0x22 0x33>;
517 };
518
519 adc {
520 ti,adc-channels = <4 5 6 7>;
521 };
522};
523
524/* UARTs */
525&uart0 {
526 /* Serial Console */
527 status = "okay";
528 pinctrl-names = "default";
529 pinctrl-0 = <&uart0_pins>;
530};
531
532&uart1 {
533 /* Broken out to J6 header */
534 status = "okay";
535 pinctrl-names = "default";
536 pinctrl-0 = <&uart1_pins>;
537};
538
539&am33xx_pinmux {
540 uart0_pins: pinmux_uart0 {
541 pinctrl-single,pins = <
542 AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
543 AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
544 >;
545 };
546 uart1_pins: pinmux_uart1 {
547 pinctrl-single,pins = <
548 AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLUP, MUX_MODE0)
549 AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
550 AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
551 AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
552 >;
553 };
554};
555
556/* USB */
557&usb {
558 status = "okay";
559
560 pinctrl-names = "default";
561 pinctrl-0 = <&usb_pins>;
562};
563
564&usb_ctrl_mod {
565 status = "okay";
566};
567
568&usb0_phy {
569 status = "okay";
570};
571
572&usb1_phy {
573 status = "okay";
574};
575
576&usb0 {
577 status = "okay";
578 dr_mode = "host";
579};
580
581&usb1 {
582 status = "okay";
583 dr_mode = "host";
584};
585
586&cppi41dma {
587 status = "okay";
588};
589
590&am33xx_pinmux {
591 usb_pins: pinmux_usb {
592 pinctrl-single,pins = <
593 /* USB0 Over-Current (active low) */
594 AM33XX_PADCONF(AM335X_PIN_GPMC_A9, PIN_INPUT, MUX_MODE7) /* gpmc_a9.gpio1_25 */
595 /* USB1 Over-Current (active low) */
596 AM33XX_PADCONF(AM335X_PIN_GPMC_A10, PIN_INPUT, MUX_MODE7) /* gpmc_a10.gpio1_26 */
597 >;
598 };
599};
600
601/* User IO */
602&leds {
603 pinctrl-names = "default";
604 pinctrl-0 = <&user_leds_pins>;
605
606 led0 {
607 label = "pepper:user0:blue";
608 gpios = <&gpio1 20 GPIO_ACTIVE_HIGH>;
609 linux,default-trigger = "none";
610 default-state = "off";
611 };
612
613 led1 {
614 label = "pepper:user1:red";
615 gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
616 linux,default-trigger = "none";
617 default-state = "off";
618 };
619};
620
621&buttons {
622 pinctrl-names = "default";
623 pinctrl-0 = <&user_buttons_pins>;
624 #address-cells = <1>;
625 #size-cells = <0>;
626
627 button0 {
628 label = "home";
629 linux,code = <KEY_HOME>;
630 gpios = <&gpio1 22 GPIO_ACTIVE_LOW>;
631 wakeup-source;
632 };
633
634 button1 {
635 label = "menu";
636 linux,code = <KEY_MENU>;
637 gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
638 wakeup-source;
639 };
640
641 buttons2 {
642 label = "power";
643 linux,code = <KEY_POWER>;
644 gpios = <&gpio0 7 GPIO_ACTIVE_LOW>;
645 wakeup-source;
646 };
647};
648
649&am33xx_pinmux {
650 user_leds_pins: pinmux_user_leds {
651 pinctrl-single,pins = <
652 AM33XX_PADCONF(AM335X_PIN_GPMC_A4, PIN_OUTPUT, MUX_MODE7) /* gpmc_a4.gpio1_20 */
653 AM33XX_PADCONF(AM335X_PIN_GPMC_A5, PIN_OUTPUT, MUX_MODE7) /* gpmc_a5.gpio1_21 */
654 >;
655 };
656
657 user_buttons_pins: pinmux_user_buttons {
658 pinctrl-single,pins = <
659 AM33XX_PADCONF(AM335X_PIN_GPMC_A6, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a6.gpio1_22 */
660 AM33XX_PADCONF(AM335X_PIN_GPMC_A7, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a7.gpio1_21 */
661 AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a8.gpio0_7 */
662 >;
663 };
664};