Linux Audio

Check our new training course

Embedded Linux Audio

Check our new training course
with Creative Commons CC-BY-SA
lecture materials

Bootlin logo

Elixir Cross Referencer

Loading...
  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
/*
 * This file is licensed under the terms of the GNU General Public License
 * version 2.  This program is licensed "as is" without any warranty of any
 * kind, whether express or implied.
 */

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/dm814x.h>

#include "skeleton.dtsi"

/ {
	compatible = "ti,dm814";
	interrupt-parent = <&intc>;

	aliases {
		i2c0 = &i2c1;
		i2c1 = &i2c2;
		serial0 = &uart1;
		serial1 = &uart2;
		serial2 = &uart3;
		ethernet0 = &cpsw_emac0;
		ethernet1 = &cpsw_emac1;
		usb0 = &usb0;
		usb1 = &usb1;
		phy0 = &usb0_phy;
		phy1 = &usb1_phy;
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;
		cpu@0 {
			compatible = "arm,cortex-a8";
			device_type = "cpu";
			reg = <0>;
		};
	};

	pmu {
		compatible = "arm,cortex-a8-pmu";
		interrupts = <3>;
	};

	/*
	 * The soc node represents the soc top level view. It is used for IPs
	 * that are not memory mapped in the MPU view or for the MPU itself.
	 */
	soc {
		compatible = "ti,omap-infra";
		mpu {
			compatible = "ti,omap3-mpu";
			ti,hwmods = "mpu";
		};
	};

	ocp {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;
		ti,hwmods = "l3_main";

		usb: usb@47400000 {
			compatible = "ti,am33xx-usb";
			reg = <0x47400000 0x1000>;
			ranges;
			#address-cells = <1>;
			#size-cells = <1>;
			ti,hwmods = "usb_otg_hs";

			usb0_phy: usb-phy@47401300 {
				compatible = "ti,am335x-usb-phy";
				reg = <0x47401300 0x100>;
				reg-names = "phy";
				ti,ctrl_mod = <&usb_ctrl_mod>;
			};

			usb0: usb@47401000 {
				compatible = "ti,musb-am33xx";
				reg = <0x47401400 0x400
				       0x47401000 0x200>;
				reg-names = "mc", "control";

				interrupts = <18>;
				interrupt-names = "mc";
				dr_mode = "otg";
				mentor,multipoint = <1>;
				mentor,num-eps = <16>;
				mentor,ram-bits = <12>;
				mentor,power = <500>;
				phys = <&usb0_phy>;

				dmas = <&cppi41dma  0 0 &cppi41dma  1 0
					&cppi41dma  2 0 &cppi41dma  3 0
					&cppi41dma  4 0 &cppi41dma  5 0
					&cppi41dma  6 0 &cppi41dma  7 0
					&cppi41dma  8 0 &cppi41dma  9 0
					&cppi41dma 10 0 &cppi41dma 11 0
					&cppi41dma 12 0 &cppi41dma 13 0
					&cppi41dma 14 0 &cppi41dma  0 1
					&cppi41dma  1 1 &cppi41dma  2 1
					&cppi41dma  3 1 &cppi41dma  4 1
					&cppi41dma  5 1 &cppi41dma  6 1
					&cppi41dma  7 1 &cppi41dma  8 1
					&cppi41dma  9 1 &cppi41dma 10 1
					&cppi41dma 11 1 &cppi41dma 12 1
					&cppi41dma 13 1 &cppi41dma 14 1>;
				dma-names =
					"rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7",
					"rx8", "rx9", "rx10", "rx11", "rx12", "rx13",
					"rx14", "rx15",
					"tx1", "tx2", "tx3", "tx4", "tx5", "tx6", "tx7",
					"tx8", "tx9", "tx10", "tx11", "tx12", "tx13",
					"tx14", "tx15";
			};

			usb1: usb@47401800 {
				compatible = "ti,musb-am33xx";
				reg = <0x47401c00 0x400
					0x47401800 0x200>;
				reg-names = "mc", "control";
				interrupts = <19>;
				interrupt-names = "mc";
				dr_mode = "otg";
				mentor,multipoint = <1>;
				mentor,num-eps = <16>;
				mentor,ram-bits = <12>;
				mentor,power = <500>;
				phys = <&usb1_phy>;

				dmas = <&cppi41dma 15 0 &cppi41dma 16 0
					&cppi41dma 17 0 &cppi41dma 18 0
					&cppi41dma 19 0 &cppi41dma 20 0
					&cppi41dma 21 0 &cppi41dma 22 0
					&cppi41dma 23 0 &cppi41dma 24 0
					&cppi41dma 25 0 &cppi41dma 26 0
					&cppi41dma 27 0 &cppi41dma 28 0
					&cppi41dma 29 0 &cppi41dma 15 1
					&cppi41dma 16 1 &cppi41dma 17 1
					&cppi41dma 18 1 &cppi41dma 19 1
					&cppi41dma 20 1 &cppi41dma 21 1
					&cppi41dma 22 1 &cppi41dma 23 1
					&cppi41dma 24 1 &cppi41dma 25 1
					&cppi41dma 26 1 &cppi41dma 27 1
					&cppi41dma 28 1 &cppi41dma 29 1>;
				dma-names =
					"rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7",
					"rx8", "rx9", "rx10", "rx11", "rx12", "rx13",
					"rx14", "rx15",
					"tx1", "tx2", "tx3", "tx4", "tx5", "tx6", "tx7",
					"tx8", "tx9", "tx10", "tx11", "tx12", "tx13",
					"tx14", "tx15";
			};

			cppi41dma: dma-controller@47402000 {
				compatible = "ti,am3359-cppi41";
				reg =  <0x47400000 0x1000
					0x47402000 0x1000
					0x47403000 0x1000
					0x47404000 0x4000>;
				reg-names = "glue", "controller", "scheduler", "queuemgr";
				interrupts = <17>;
				interrupt-names = "glue";
				#dma-cells = <2>;
				#dma-channels = <30>;
				#dma-requests = <256>;
			};
		};

		/*
		 * See TRM "Table 1-317. L4LS Instance Summary" for hints.
		 * It shows the module target agent registers though, so the
		 * actual device is typically 0x1000 before the target agent
		 * except in cases where the module is larger than 0x1000.
		 */
		l4ls: l4ls@48000000 {
			compatible = "ti,dm814-l4ls", "simple-bus";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0 0x48000000 0x2000000>;

			i2c1: i2c@28000 {
				compatible = "ti,omap4-i2c";
				#address-cells = <1>;
				#size-cells = <0>;
				ti,hwmods = "i2c1";
				reg = <0x28000 0x1000>;
				interrupts = <70>;
			};

			elm: elm@80000 {
				compatible = "ti,814-elm";
				ti,hwmods = "elm";
				reg = <0x80000 0x2000>;
				interrupts = <4>;
			};

			gpio1: gpio@32000 {
				compatible = "ti,omap4-gpio";
				ti,hwmods = "gpio1";
				ti,gpio-always-on;
				reg = <0x32000 0x2000>;
				interrupts = <96>;
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
			};

			gpio2: gpio@4c000 {
				compatible = "ti,omap4-gpio";
				ti,hwmods = "gpio2";
				ti,gpio-always-on;
				reg = <0x4c000 0x2000>;
				interrupts = <98>;
				gpio-controller;
				#gpio-cells = <2>;
				interrupt-controller;
				#interrupt-cells = <2>;
			};

			i2c2: i2c@2a000 {
				compatible = "ti,omap4-i2c";
				#address-cells = <1>;
				#size-cells = <0>;
				ti,hwmods = "i2c2";
				reg = <0x2a000 0x1000>;
				interrupts = <71>;
			};

			mcspi1: spi@30000 {
				compatible = "ti,omap4-mcspi";
				reg = <0x30000 0x1000>;
				#address-cells = <1>;
				#size-cells = <0>;
				interrupts = <65>;
				ti,spi-num-cs = <4>;
				ti,hwmods = "mcspi1";
				dmas = <&edma 16 0 &edma 17 0
					&edma 18 0 &edma 19 0>;
				dma-names = "tx0", "rx0", "tx1", "rx1";
			};

			timer1: timer@2e000 {
				compatible = "ti,dm814-timer";
				reg = <0x2e000 0x2000>;
				interrupts = <67>;
				ti,hwmods = "timer1";
				ti,timer-alwon;
			};

			uart1: uart@20000 {
				compatible = "ti,omap3-uart";
				ti,hwmods = "uart1";
				reg = <0x20000 0x2000>;
				clock-frequency = <48000000>;
				interrupts = <72>;
				dmas = <&edma 26 0 &edma 27 0>;
				dma-names = "tx", "rx";
			};

			uart2: uart@22000 {
				compatible = "ti,omap3-uart";
				ti,hwmods = "uart2";
				reg = <0x22000 0x2000>;
				clock-frequency = <48000000>;
				interrupts = <73>;
				dmas = <&edma 28 0 &edma 29 0>;
				dma-names = "tx", "rx";
			};

			uart3: uart@24000 {
				compatible = "ti,omap3-uart";
				ti,hwmods = "uart3";
				reg = <0x24000 0x2000>;
				clock-frequency = <48000000>;
				interrupts = <74>;
				dmas = <&edma 30 0 &edma 31 0>;
				dma-names = "tx", "rx";
			};

			timer2: timer@40000 {
				compatible = "ti,dm814-timer";
				reg = <0x40000 0x2000>;
				interrupts = <68>;
				ti,hwmods = "timer2";
			};

			timer3: timer@42000 {
				compatible = "ti,dm814-timer";
				reg = <0x42000 0x2000>;
				interrupts = <69>;
				ti,hwmods = "timer3";
			};

			mmc1: mmc@60000 {
				compatible = "ti,omap4-hsmmc";
				ti,hwmods = "mmc1";
				dmas = <&edma 24 0
					&edma 25 0>;
				dma-names = "tx", "rx";
				interrupts = <64>;
				interrupt-parent = <&intc>;
				reg = <0x60000 0x1000>;
			};

			rtc: rtc@c0000 {
				compatible = "ti,am3352-rtc", "ti,da830-rtc";
				reg = <0xc0000 0x1000>;
				interrupts = <75 76>;
				ti,hwmods = "rtc";
			};

			mmc2: mmc@1d8000 {
				compatible = "ti,omap4-hsmmc";
				ti,hwmods = "mmc2";
				dmas = <&edma 2 0
					&edma 3 0>;
				dma-names = "tx", "rx";
				interrupts = <28>;
				interrupt-parent = <&intc>;
				reg = <0x1d8000 0x1000>;
			};

			control: control@140000 {
				compatible = "ti,dm814-scm", "simple-bus";
				reg = <0x140000 0x20000>;
				#address-cells = <1>;
				#size-cells = <1>;
				ranges = <0 0x140000 0x20000>;

				scm_conf: scm_conf@0 {
					compatible = "syscon";
					reg = <0x0 0x800>;
					#address-cells = <1>;
					#size-cells = <1>;

					scm_clocks: clocks {
						#address-cells = <1>;
						#size-cells = <0>;
					};

					scm_clockdomains: clockdomains {
					};
				};

				usb_ctrl_mod: control@620 {
					compatible = "ti,am335x-usb-ctrl-module";
					reg = <0x620 0x10
						0x648 0x4>;
					reg-names = "phy_ctrl", "wakeup";
				};

				edma_xbar: dma-router@f90 {
					compatible = "ti,am335x-edma-crossbar";
					reg = <0xf90 0x40>;
					#dma-cells = <3>;
					dma-requests = <32>;
					dma-masters = <&edma>;
				};

				/*
				 * Note that silicon revision 2.1 and older
				 * require input enabled (bit 18 set) for all
				 * 3.3V I/Os to avoid cumulative hardware damage.
				 * For more info, see errata advisory 2.1.87.
				 * We leave bit 18 out of function-mask and rely
				 * on the bootloader for it.
				 */
				pincntl: pinmux@800 {
					compatible = "pinctrl-single";
					reg = <0x800 0x438>;
					#address-cells = <1>;
					#size-cells = <0>;
					pinctrl-single,register-width = <32>;
					pinctrl-single,function-mask = <0x307ff>;
				};

				usb1_phy: usb-phy@1b00 {
					compatible = "ti,am335x-usb-phy";
					reg = <0x1b00 0x100>;
					reg-names = "phy";
					ti,ctrl_mod = <&usb_ctrl_mod>;
				};
			};

			prcm: prcm@180000 {
				compatible = "ti,dm814-prcm", "simple-bus";
				reg = <0x180000 0x2000>;
				#address-cells = <1>;
				#size-cells = <1>;
				ranges = <0 0x180000 0x2000>;

				prcm_clocks: clocks {
					#address-cells = <1>;
					#size-cells = <0>;
				};

				prcm_clockdomains: clockdomains {
				};
			};

			/* See TRM PLL_SUBSYS_BASE and "PLLSS Registers" */
			pllss: pllss@1c5000 {
				compatible = "ti,dm814-pllss", "simple-bus";
				reg = <0x1c5000 0x1000>;
				#address-cells = <1>;
				#size-cells = <1>;
				ranges = <0 0x1c5000 0x1000>;

				pllss_clocks: clocks {
					#address-cells = <1>;
					#size-cells = <0>;
				};

				pllss_clockdomains: clockdomains {
				};
			};

			wdt1: wdt@1c7000 {
				compatible = "ti,omap3-wdt";
				ti,hwmods = "wd_timer";
				reg = <0x1c7000 0x1000>;
				interrupts = <91>;
			};
		};

		intc: interrupt-controller@48200000 {
			compatible = "ti,dm814-intc";
			interrupt-controller;
			#interrupt-cells = <1>;
			reg = <0x48200000 0x1000>;
		};

		/* Board must configure evtmux with edma_xbar for EDMA */
		mmc3: mmc@47810000 {
			compatible = "ti,omap4-hsmmc";
			ti,hwmods = "mmc3";
			interrupts = <29>;
			interrupt-parent = <&intc>;
			reg = <0x47810000 0x1000>;
		};

		edma: edma@49000000 {
			compatible = "ti,edma3-tpcc";
			ti,hwmods = "tpcc";
			reg =	<0x49000000 0x10000>;
			reg-names = "edma3_cc";
			interrupts = <12 13 14>;
			interrupt-names = "edma3_ccint", "emda3_mperr",
					  "edma3_ccerrint";
			dma-requests = <64>;
			#dma-cells = <2>;

			ti,tptcs = <&edma_tptc0 7>, <&edma_tptc1 5>,
				   <&edma_tptc2 3>, <&edma_tptc3 0>;

			ti,edma-memcpy-channels = <20 21>;
		};

		edma_tptc0: tptc@49800000 {
			compatible = "ti,edma3-tptc";
			ti,hwmods = "tptc0";
			reg =	<0x49800000 0x100000>;
			interrupts = <112>;
			interrupt-names = "edma3_tcerrint";
		};

		edma_tptc1: tptc@49900000 {
			compatible = "ti,edma3-tptc";
			ti,hwmods = "tptc1";
			reg =	<0x49900000 0x100000>;
			interrupts = <113>;
			interrupt-names = "edma3_tcerrint";
		};

		edma_tptc2: tptc@49a00000 {
			compatible = "ti,edma3-tptc";
			ti,hwmods = "tptc2";
			reg =	<0x49a00000 0x100000>;
			interrupts = <114>;
			interrupt-names = "edma3_tcerrint";
		};

		edma_tptc3: tptc@49b00000 {
			compatible = "ti,edma3-tptc";
			ti,hwmods = "tptc3";
			reg =	<0x49b00000 0x100000>;
			interrupts = <115>;
			interrupt-names = "edma3_tcerrint";
		};

		/* See TRM "Table 1-318. L4HS Instance Summary" */
		l4hs: l4hs@4a000000 {
			compatible = "ti,dm814-l4hs", "simple-bus";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0 0x4a000000 0x1b4040>;
		};

		/* REVISIT: Move to live under l4hs once driver is fixed */
		mac: ethernet@4a100000 {
			compatible = "ti,cpsw";
			ti,hwmods = "cpgmac0";
			clocks = <&cpsw_125mhz_gclk>, <&cpsw_cpts_rft_clk>;
			clock-names = "fck", "cpts";
			cpdma_channels = <8>;
			ale_entries = <1024>;
			bd_ram_size = <0x2000>;
			no_bd_ram = <0>;
			rx_descs = <64>;
			mac_control = <0x20>;
			slaves = <2>;
			active_slave = <0>;
			cpts_clock_mult = <0x80000000>;
			cpts_clock_shift = <29>;
			reg = <0x4a100000 0x800
			       0x4a100900 0x100>;
			#address-cells = <1>;
			#size-cells = <1>;
			interrupt-parent = <&intc>;
			/*
			 * c0_rx_thresh_pend
			 * c0_rx_pend
			 * c0_tx_pend
			 * c0_misc_pend
			 */
			interrupts = <40 41 42 43>;
			ranges;
			syscon = <&scm_conf>;

			davinci_mdio: mdio@4a100800 {
				compatible = "ti,davinci_mdio";
				#address-cells = <1>;
				#size-cells = <0>;
				ti,hwmods = "davinci_mdio";
				bus_freq = <1000000>;
				reg = <0x4a100800 0x100>;
			};

			cpsw_emac0: slave@4a100200 {
				/* Filled in by U-Boot */
				mac-address = [ 00 00 00 00 00 00 ];
			};

			cpsw_emac1: slave@4a100300 {
				/* Filled in by U-Boot */
				mac-address = [ 00 00 00 00 00 00 ];
			};

			phy_sel: cpsw-phy-sel@48140650 {
				compatible = "ti,am3352-cpsw-phy-sel";
				reg= <0x48140650 0x4>;
				reg-names = "gmii-sel";
			};
		};

		gpmc: gpmc@50000000 {
			compatible = "ti,am3352-gpmc";
			ti,hwmods = "gpmc";
			ti,no-idle-on-init;
			reg = <0x50000000 0x2000>;
			interrupts = <100>;
			gpmc,num-cs = <7>;
			gpmc,num-waitpins = <2>;
			#address-cells = <2>;
			#size-cells = <1>;
			interrupt-controller;
			#interrupt-cells = <2>;
		};
	};
};

#include "dm814x-clocks.dtsi"