summaryrefslogtreecommitdiffstats
path: root/arch/arm/boot/dts/imx28-tx28.dts
blob: be5a0550d58c3312d37f36e04c937d5739c7f181 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
/*
 * Copyright 2012 Shawn Guo <shawn.guo@linaro.org>
 * Copyright 2013 Lothar Waßmann <LW@KARO-electronics.de>
 *
 * The code contained herein is licensed under the GNU General Public
 * License. You may obtain a copy of the GNU General Public License
 * Version 2 at the following locations:
 *
 * http://www.opensource.org/licenses/gpl-license.html
 * http://www.gnu.org/copyleft/gpl.html
 */

/dts-v1/;
#include "imx28.dtsi"
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "Ka-Ro electronics TX28 module";
	compatible = "karo,tx28", "fsl,imx28";

	aliases {
		can0 = &can0;
		can1 = &can1;
		display = &display;
		ds1339 = &ds1339;
		gpio5 = &gpio5;
		lcdif = &lcdif;
		lcdif_23bit_pins = &tx28_lcdif_23bit_pins;
		lcdif_24bit_pins = &lcdif_24bit_pins_a;
		stk5led = &user_led;
		usbotg = &usb0;
	};

	memory {
		reg = <0 0>; /* will be filled in by U-Boot */
	};

	onewire {
		compatible = "w1-gpio";
		gpios = <&gpio2 7 0>;
		status = "disabled";
	};

	regulators {
		compatible = "simple-bus";

		reg_usb0_vbus: usb0_vbus {
			compatible = "regulator-fixed";
			regulator-name = "usb0_vbus";
			regulator-min-microvolt = <5000000>;
			regulator-max-microvolt = <5000000>;
			gpio = <&gpio0 18 0>;
			enable-active-high;
		};

		reg_usb1_vbus: usb1_vbus {
			compatible = "regulator-fixed";
			regulator-name = "usb1_vbus";
			regulator-min-microvolt = <5000000>;
			regulator-max-microvolt = <5000000>;
			gpio = <&gpio3 27 0>;
			enable-active-high;
		};

		reg_2p5v: 2p5v {
			compatible = "regulator-fixed";
			regulator-name = "2P5V";
			regulator-min-microvolt = <2500000>;
			regulator-max-microvolt = <2500000>;
			regulator-always-on;
		};

		reg_3p3v: 3p3v {
			compatible = "regulator-fixed";
			regulator-name = "3P3V";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			regulator-always-on;
		};

		reg_can_xcvr: can-xcvr {
			compatible = "regulator-fixed";
			regulator-name = "CAN XCVR";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			gpio = <&gpio1 0 0>;
			enable-active-low;
			pinctrl-names = "default";
			pinctrl-0 = <&tx28_flexcan_xcvr_pins>;
		};

		reg_lcd: lcd-power {
			compatible = "regulator-fixed";
			regulator-name = "LCD POWER";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			gpio = <&gpio1 31 0>;
			enable-active-high;
		};

		reg_lcd_reset: lcd-reset {
			compatible = "regulator-fixed";
			regulator-name = "LCD RESET";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			gpio = <&gpio3 30 0>;
			startup-delay-us = <300000>;
			enable-active-high;
			regulator-always-on;
			regulator-boot-on;
		};
	};

	clocks {
		#address-cells = <1>;
		#size-cells = <0>;
		mclk: clock@0 {
			compatible = "fixed-clock";
			reg = <0>;
			#clock-cells = <0>;
			clock-frequency = <27000000>;
		};
	};

	sound {
		compatible = "fsl,imx28-tx28-sgtl5000",
			     "fsl,mxs-audio-sgtl5000";
		model = "imx28-tx28-sgtl5000";
		saif-controllers = <&saif0 &saif1>;
		audio-codec = <&sgtl5000>;
	};

	leds {
		compatible = "gpio-leds";

		user_led: user {
			label = "Heartbeat";
			gpios = <&gpio4 10 0>;
			linux,default-trigger = "heartbeat";
		};
	};

	backlight {
		compatible = "pwm-backlight";
		pwms = <&pwm 0 500000>;
		/*
		 * a silly way to create a 1:1 relationship between the
		 * PWM value and the actual duty cycle
		 */
		brightness-levels = < 0  1  2  3  4  5  6  7  8  9
				     10 11 12 13 14 15 16 17 18 19
				     20 21 22 23 24 25 26 27 28 29
				     30 31 32 33 34 35 36 37 38 39
				     40 41 42 43 44 45 46 47 48 49
				     50 51 52 53 54 55 56 57 58 59
				     60 61 62 63 64 65 66 67 68 69
				     70 71 72 73 74 75 76 77 78 79
				     80 81 82 83 84 85 86 87 88 89
				     90 91 92 93 94 95 96 97 98 99
				    100>;
		default-brightness-level = <50>;
	};

	matrix_keypad: matrix-keypad@0 {
		compatible = "gpio-matrix-keypad";
		col-gpios = <
			&gpio5 0 0
			&gpio5 1 0
			&gpio5 2 0
			&gpio5 3 0
		>;
		row-gpios = <
			&gpio5 4 0
			&gpio5 5 0
			&gpio5 6 0
			&gpio5 7 0
		>;
		/* sample keymap */
		linux,keymap = <
			0x00000074 /* row 0, col 0, KEY_POWER */
			0x00010052 /* row 0, col 1, KEY_KP0 */
			0x0002004f /* row 0, col 2, KEY_KP1 */
			0x00030050 /* row 0, col 3, KEY_KP2 */
			0x01000051 /* row 1, col 0, KEY_KP3 */
			0x0101004b /* row 1, col 1, KEY_KP4 */
			0x0102004c /* row 1, col 2, KEY_KP5 */
			0x0103004d /* row 1, col 3, KEY_KP6 */
			0x02000047 /* row 2, col 0, KEY_KP7 */
			0x02010048 /* row 2, col 1, KEY_KP8 */
			0x02020049 /* row 2, col 2, KEY_KP9 */
		>;
		gpio-activelow;
		linux,wakeup;
		debounce-delay-ms = <100>;
		col-scan-delay-us = <5000>;
		linux,no-autorepeat;
	};
};

/* 2nd TX-Std UART - (A)UART1  */
&auart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&auart1_pins_a>;
	status = "okay";
};

/* 3rd TX-Std UART - (A)UART3  */
&auart3 {
	pinctrl-names = "default";
	pinctrl-0 = <&auart3_pins_a>;
	status = "okay";
};

&can0 {
	pinctrl-names = "default";
	pinctrl-0 = <&can0_pins_a>;
	xceiver-supply = <&reg_can_xcvr>;
	status = "okay";
};

&can1 {
	pinctrl-names = "default";
	pinctrl-0 = <&can1_pins_a>;
	xceiver-supply = <&reg_can_xcvr>;
	status = "okay";
};

&digctl {
	status = "okay";
};

/* 1st TX-Std UART - (D)UART */
&duart {
	pinctrl-names = "default";
	pinctrl-0 = <&duart_4pins_a>;
	status = "okay";
};

&gpmi {
	pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>;
	nand-on-flash-bbt;
	status = "okay";
};

&i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0_pins_a>;
	clock-frequency = <400000>;
	status = "okay";

	sgtl5000: sgtl5000@0a {
		compatible = "fsl,sgtl5000";
		reg = <0x0a>;
		VDDA-supply = <&reg_2p5v>;
		VDDIO-supply = <&reg_3p3v>;
		clocks = <&mclk>;
	};

	gpio5: pca953x@20 {
		compatible = "nxp,pca9554";
		reg = <0x20>;
		pinctrl-names = "default";
		pinctrl-0 = <&tx28_pca9554_pins>;
		interrupt-parent = <&gpio3>;
		interrupts = <28 0>;
		gpio-controller;
		#gpio-cells = <2>;
		interrupt-controller;
		#interrupt-cells = <2>;
	};

	polytouch: edt-ft5x06@38 {
		compatible = "edt,edt-ft5x06";
		reg = <0x38>;
		pinctrl-names = "default";
		pinctrl-0 = <&tx28_edt_ft5x06_pins>;
		interrupt-parent = <&gpio2>;
		interrupts = <5 0>;
		reset-gpios = <&gpio2 6 1>;
		wake-gpios = <&gpio4 9 0>;
	};

	touchscreen: tsc2007@48 {
		compatible = "ti,tsc2007";
		reg = <0x48>;
		pinctrl-names = "default";
		pinctrl-0 = <&tx28_tsc2007_pins>;
		interrupt-parent = <&gpio3>;
		interrupts = <20 0>;
		pendown-gpio = <&gpio3 20 1>;
		ti,x-plate-ohms = /bits/ 16 <660>;
	};

	ds1339: rtc@68 {
		compatible = "mxim,ds1339";
		reg = <0x68>;
	};
};

&lcdif {
	pinctrl-names = "default";
	pinctrl-0 = <&lcdif_24bit_pins_a &lcdif_sync_pins_a &tx28_lcdif_ctrl_pins>;
	lcd-supply = <&reg_lcd>;
	display = <&display>;
	status = "okay";

	display: display@0 {
		bits-per-pixel = <32>;
		bus-width = <24>;
		display-timings {
			native-mode = <&timing5>;
			timing0: timing0 {
				panel-name = "VGA";
				clock-frequency = <25175000>;
				hactive = <640>;
				vactive = <480>;
				hback-porch = <48>;
				hsync-len = <96>;
				hfront-porch = <16>;
				vback-porch = <33>;
				vsync-len = <2>;
				vfront-porch = <10>;
				hsync-active = <0>;
				vsync-active = <0>;
				de-active = <1>;
				pixelclk-active = <1>;
			};

			timing1: timing1 {
				panel-name = "ETV570";
				clock-frequency = <25175000>;
				hactive = <640>;
				vactive = <480>;
				hback-porch = <114>;
				hsync-len = <30>;
				hfront-porch = <16>;
				vback-porch = <32>;
				vsync-len = <3>;
				vfront-porch = <10>;
				hsync-active = <0>;
				vsync-active = <0>;
				de-active = <1>;
				pixelclk-active = <1>;
			};

			timing2: timing2 {
				panel-name = "ET0350";
				clock-frequency = <6500000>;
				hactive = <320>;
				vactive = <240>;
				hback-porch = <34>;
				hsync-len = <34>;
				hfront-porch = <20>;
				vback-porch = <15>;
				vsync-len = <3>;
				vfront-porch = <4>;
				hsync-active = <0>;
				vsync-active = <0>;
				de-active = <1>;
				pixelclk-active = <1>;
			};

			timing3: timing3 {
				panel-name = "ET0430";
				clock-frequency = <9000000>;
				hactive = <480>;
				vactive = <272>;
				hback-porch = <2>;
				hsync-len = <41>;
				hfront-porch = <2>;
				vback-porch = <2>;
				vsync-len = <10>;
				vfront-porch = <2>;
				hsync-active = <0>;
				vsync-active = <0>;
				de-active = <1>;
				pixelclk-active = <1>;
			};

			timing4: timing4 {
				panel-name = "ET0500", "ET0700";
				clock-frequency = <33260000>;
				hactive = <800>;
				vactive = <480>;
				hback-porch = <88>;
				hsync-len = <128>;
				hfront-porch = <40>;
				vback-porch = <33>;
				vsync-len = <2>;
				vfront-porch = <10>;
				hsync-active = <0>;
				vsync-active = <0>;
				de-active = <1>;
				pixelclk-active = <1>;
			};

			timing5: timing5 {
				panel-name = "ETQ570";
				clock-frequency = <6400000>;
				hactive = <320>;
				vactive = <240>;
				hback-porch = <38>;
				hsync-len = <30>;
				hfront-porch = <30>;
				vback-porch = <16>;
				vsync-len = <3>;
				vfront-porch = <4>;
				hsync-active = <0>;
				vsync-active = <0>;
				de-active = <1>;
				pixelclk-active = <1>;
			};
		};
	};
};

&lradc {
	fsl,lradc-touchscreen-wires = <4>;
	status = "okay";
};

&mac0 {
	phy-mode = "rmii";
	pinctrl-names = "default", "gpio_mode";
	pinctrl-0 = <&mac0_pins_a>;
	pinctrl-1 = <&tx28_mac0_pins_gpio>;
	status = "okay";
};

&mac1 {
	phy-mode = "rmii";
	pinctrl-names = "default";
	pinctrl-0 = <&mac1_pins_a>;
	/* not enabled by default */
};

&mxs_rtc {
	status = "okay";
};

&ocotp {
	status = "okay";
};

&pwm {
	pinctrl-names = "default";
	pinctrl-0 = <&pwm0_pins_a>;
	status = "okay";
};

&pinctrl {
	pinctrl-names = "default";
	pinctrl-0 = <&hog_pins_a>;

	hog_pins_a: hog@0 {
		reg = <0>;
		fsl,pinmux-ids = <
			MX28_PAD_ENET0_RXD3__GPIO_4_10 /* module LED */
		>;
		fsl,drive-strength = <MXS_DRIVE_4mA>;
		fsl,voltage = <MXS_VOLTAGE_HIGH>;
		fsl,pull-up = <MXS_PULL_DISABLE>;
	};

	tx28_edt_ft5x06_pins: tx28-edt-ft5x06-pins {
		fsl,pinmux-ids = <
			MX28_PAD_SSP0_DATA6__GPIO_2_6 /* RESET */
			MX28_PAD_SSP0_DATA5__GPIO_2_5 /* IRQ */
			MX28_PAD_ENET0_RXD2__GPIO_4_9 /* WAKE */
		>;
		fsl,drive-strength = <MXS_DRIVE_4mA>;
		fsl,voltage = <MXS_VOLTAGE_HIGH>;
		fsl,pull-up = <MXS_PULL_DISABLE>;
	};

	tx28_flexcan_xcvr_pins: tx28-flexcan-xcvr-pins {
		fsl,pinmux-ids = <
			MX28_PAD_LCD_D00__GPIO_1_0
		>;
		fsl,drive-strength = <MXS_DRIVE_4mA>;
		fsl,voltage = <MXS_VOLTAGE_HIGH>;
		fsl,pull-up = <MXS_PULL_DISABLE>;
	};

	tx28_lcdif_23bit_pins: tx28-lcdif-23bit {
		fsl,pinmux-ids = <
			/* LCD_D00 may be used as Flexcan Transceiver Enable on STK5-V5 */
			MX28_PAD_LCD_D01__LCD_D1
			MX28_PAD_LCD_D02__LCD_D2
			MX28_PAD_LCD_D03__LCD_D3
			MX28_PAD_LCD_D04__LCD_D4
			MX28_PAD_LCD_D05__LCD_D5
			MX28_PAD_LCD_D06__LCD_D6
			MX28_PAD_LCD_D07__LCD_D7
			MX28_PAD_LCD_D08__LCD_D8
			MX28_PAD_LCD_D09__LCD_D9
			MX28_PAD_LCD_D10__LCD_D10
			MX28_PAD_LCD_D11__LCD_D11
			MX28_PAD_LCD_D12__LCD_D12
			MX28_PAD_LCD_D13__LCD_D13
			MX28_PAD_LCD_D14__LCD_D14
			MX28_PAD_LCD_D15__LCD_D15
			MX28_PAD_LCD_D16__LCD_D16
			MX28_PAD_LCD_D17__LCD_D17
			MX28_PAD_LCD_D18__LCD_D18
			MX28_PAD_LCD_D19__LCD_D19
			MX28_PAD_LCD_D20__LCD_D20
			MX28_PAD_LCD_D21__LCD_D21
			MX28_PAD_LCD_D22__LCD_D22
			MX28_PAD_LCD_D23__LCD_D23
		>;
		fsl,drive-strength = <MXS_DRIVE_4mA>;
		fsl,voltage = <MXS_VOLTAGE_HIGH>;
		fsl,pull-up = <MXS_PULL_DISABLE>;
	};

	tx28_lcdif_ctrl_pins: tx28-lcdif-ctrl {
		fsl,pinmux-ids = <
			MX28_PAD_LCD_ENABLE__GPIO_1_31 /* Enable */
			MX28_PAD_LCD_RESET__GPIO_3_30  /* Reset */
		>;
		fsl,drive-strength = <MXS_DRIVE_4mA>;
		fsl,voltage = <MXS_VOLTAGE_HIGH>;
		fsl,pull-up = <MXS_PULL_DISABLE>;
	};

	tx28_mac0_pins_gpio: tx28-mac0-gpio-pins {
		fsl,pinmux-ids = <
			MX28_PAD_ENET0_MDC__GPIO_4_0
			MX28_PAD_ENET0_MDIO__GPIO_4_1
			MX28_PAD_ENET0_RX_EN__GPIO_4_2
			MX28_PAD_ENET0_RXD0__GPIO_4_3
			MX28_PAD_ENET0_RXD1__GPIO_4_4
			MX28_PAD_ENET0_TX_EN__GPIO_4_6
			MX28_PAD_ENET0_TXD0__GPIO_4_7
			MX28_PAD_ENET0_TXD1__GPIO_4_8
			MX28_PAD_ENET_CLK__GPIO_4_16
		>;
		fsl,drive-strength = <MXS_DRIVE_4mA>;
		fsl,voltage = <MXS_VOLTAGE_HIGH>;
		fsl,pull-up = <MXS_PULL_DISABLE>;
	};

	tx28_pca9554_pins: tx28-pca9554-pins {
		fsl,pinmux-ids = <
			MX28_PAD_PWM3__GPIO_3_28
		>;
		fsl,drive-strength = <MXS_DRIVE_4mA>;
		fsl,voltage = <MXS_VOLTAGE_HIGH>;
		fsl,pull-up = <MXS_PULL_DISABLE>;
	};

	tx28_tsc2007_pins: tx28-tsc2007-pins {
		fsl,pinmux-ids = <
			MX28_PAD_SAIF0_MCLK__GPIO_3_20 /* TSC2007 IRQ */
		>;
		fsl,drive-strength = <MXS_DRIVE_4mA>;
		fsl,voltage = <MXS_VOLTAGE_HIGH>;
		fsl,pull-up = <MXS_PULL_DISABLE>;
	};


	tx28_usbphy0_pins: tx28-usbphy0-pins {
		fsl,pinmux-ids = <
			MX28_PAD_GPMI_CE2N__GPIO_0_18 /* USBOTG_VBUSEN */
			MX28_PAD_GPMI_CE3N__GPIO_0_19 /* USBOTH_OC */
		>;
		fsl,drive-strength = <MXS_DRIVE_12mA>;
		fsl,voltage = <MXS_VOLTAGE_HIGH>;
		fsl,pull-up = <MXS_PULL_DISABLE>;
	};

	tx28_usbphy1_pins: tx28-usbphy1-pins {
		fsl,pinmux-ids = <
			MX28_PAD_SPDIF__GPIO_3_27 /* USBH_VBUSEN */
			MX28_PAD_JTAG_RTCK__GPIO_4_20 /* USBH_OC */
		>;
		fsl,drive-strength = <MXS_DRIVE_12mA>;
		fsl,voltage = <MXS_VOLTAGE_HIGH>;
		fsl,pull-up = <MXS_PULL_DISABLE>;
	};
};

&saif0 {
	pinctrl-names = "default";
	pinctrl-0 = <&saif0_pins_b>;
	fsl,saif-master;
	status = "okay";
};

&saif1 {
	pinctrl-names = "default";
	pinctrl-0 = <&saif1_pins_a>;
	status = "okay";
};

&ssp0 {
	compatible = "fsl,imx28-mmc";
	pinctrl-names = "default", "special";
	pinctrl-0 = <&mmc0_4bit_pins_a
		     &mmc0_cd_cfg
		     &mmc0_sck_cfg>;
	bus-width = <4>;
	status = "okay";
};

&ssp3 {
	compatible = "fsl,imx28-spi";
	pinctrl-names = "default";
	pinctrl-0 = <&spi3_pins_a>;
	clock-frequency = <57600000>;
	status = "okay";

	spidev0: spi@0 {
		compatible = "spidev";
		reg = <0>;
		spi-max-frequency = <57600000>;
	};

	spidev1: spi@1 {
		compatible = "spidev";
		reg = <1>;
		spi-max-frequency = <57600000>;
	};
};

&usb0 {
	vbus-supply = <&reg_usb0_vbus>;
	disable-over-current;
	dr_mode = "peripheral";
	status = "okay";
};

&usb1 {
	vbus-supply = <&reg_usb1_vbus>;
	disable-over-current;
	dr_mode = "host";
	status = "okay";
};

&usbphy0 {
	pinctrl-names = "default";
	pinctrl-0 = <&tx28_usbphy0_pins>;
	phy_type = "utmi";
	status = "okay";
};

&usbphy1 {
	pinctrl-names = "default";
	pinctrl-0 = <&tx28_usbphy1_pins>;
	phy_type = "utmi";
	status = "okay";
};