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
// SPDX-License-Identifier: GPL-2.0
/dts-v1/;

/ {
	model = "ARM Versatile AB";
	compatible = "arm,versatile-ab";
	#address-cells = <1>;
	#size-cells = <1>;
	interrupt-parent = <&vic>;

	aliases {
		serial0 = &uart0;
		serial1 = &uart1;
		serial2 = &uart2;
		i2c0 = &i2c0;
	};

	chosen {
		stdout-path = &uart0;
	};

	memory {
		device_type = "memory";
		reg = <0x0 0x08000000>;
	};

	xtal24mhz: xtal24mhz@24M {
		#clock-cells = <0>;
		compatible = "fixed-clock";
		clock-frequency = <24000000>;
	};

	bridge {
		compatible = "ti,ths8134b", "ti,ths8134";
		#address-cells = <1>;
		#size-cells = <0>;

		ports {
			#address-cells = <1>;
			#size-cells = <0>;

			port@0 {
				reg = <0>;

				vga_bridge_in: endpoint {
					remote-endpoint = <&clcd_pads_vga_dac>;
				};
			};

			port@1 {
				reg = <1>;

				vga_bridge_out: endpoint {
					remote-endpoint = <&vga_con_in>;
				};
			};
		};
	};

	vga {
		compatible = "vga-connector";

		port {
			vga_con_in: endpoint {
				remote-endpoint = <&vga_bridge_out>;
			};
		};
	};

	core-module@10000000 {
		compatible = "arm,core-module-versatile", "syscon", "simple-mfd";
		reg = <0x10000000 0x200>;
		ranges = <0x0 0x10000000 0x200>;
		#address-cells = <1>;
		#size-cells = <1>;

		led@8,0 {
			compatible = "register-bit-led";
			reg = <0x08 0x04>;
			offset = <0x08>;
			mask = <0x01>;
			label = "versatile:0";
			linux,default-trigger = "heartbeat";
			default-state = "on";
		};
		led@8,1 {
			compatible = "register-bit-led";
			reg = <0x08 0x04>;
			offset = <0x08>;
			mask = <0x02>;
			label = "versatile:1";
			linux,default-trigger = "mmc0";
			default-state = "off";
		};
		led@8,2 {
			compatible = "register-bit-led";
			reg = <0x08 0x04>;
			offset = <0x08>;
			mask = <0x04>;
			label = "versatile:2";
			linux,default-trigger = "cpu0";
			default-state = "off";
		};
		led@8,3 {
			compatible = "register-bit-led";
			reg = <0x08 0x04>;
			offset = <0x08>;
			mask = <0x08>;
			label = "versatile:3";
			default-state = "off";
		};
		led@8,4 {
			compatible = "register-bit-led";
			reg = <0x08 0x04>;
			offset = <0x08>;
			mask = <0x10>;
			label = "versatile:4";
			default-state = "off";
		};
		led@8,5 {
			compatible = "register-bit-led";
			reg = <0x08 0x04>;
			offset = <0x08>;
			mask = <0x20>;
			label = "versatile:5";
			default-state = "off";
		};
		led@8,6 {
			compatible = "register-bit-led";
			reg = <0x08 0x04>;
			offset = <0x08>;
			mask = <0x40>;
			label = "versatile:6";
			default-state = "off";
		};
		led@8,7 {
			compatible = "register-bit-led";
			reg = <0x08 0x04>;
			offset = <0x08>;
			mask = <0x80>;
			label = "versatile:7";
			default-state = "off";
		};

		/* OSC1 on AB, OSC4 on PB */
		osc1: cm_aux_osc@24M {
			#clock-cells = <0>;
			compatible = "arm,versatile-cm-auxosc";
			clocks = <&xtal24mhz>;
		};

		/* The timer clock is the 24 MHz oscillator divided to 1MHz */
		timclk: timclk@1M {
			#clock-cells = <0>;
			compatible = "fixed-factor-clock";
			clock-div = <24>;
			clock-mult = <1>;
			clocks = <&xtal24mhz>;
		};

		pclk: pclk@24M {
			#clock-cells = <0>;
			compatible = "fixed-factor-clock";
			clock-div = <1>;
			clock-mult = <1>;
			clocks = <&xtal24mhz>;
		};
	};

	flash@34000000 {
		/* 64 MiB NOR flash in non-interleaved chips */
		compatible = "arm,versatile-flash", "cfi-flash";
		reg = <0x34000000 0x04000000>;
		bank-width = <4>;
		partitions {
			compatible = "arm,arm-firmware-suite";
		};
	};

	i2c0: i2c@10002000 {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "arm,versatile-i2c";
		reg = <0x10002000 0x1000>;

		rtc@68 {
			compatible = "dallas,ds1338";
			reg = <0x68>;
		};
	};

	net@10010000 {
		compatible = "smsc,lan91c111";
		reg = <0x10010000 0x10000>;
		interrupts = <25>;
	};

	lcd@10008000 {
		compatible = "arm,versatile-lcd";
		reg = <0x10008000 0x1000>;
	};

	amba {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		vic: interrupt-controller@10140000 {
			compatible = "arm,versatile-vic";
			interrupt-controller;
			#interrupt-cells = <1>;
			reg = <0x10140000 0x1000>;
			valid-mask = <0xffffffff>;
		};

		sic: interrupt-controller@10003000 {
			compatible = "arm,versatile-sic";
			interrupt-controller;
			#interrupt-cells = <1>;
			reg = <0x10003000 0x1000>;
			interrupt-parent = <&vic>;
			interrupts = <31>; /* Cascaded to vic */
			clear-mask = <0xffffffff>;
			/*
			 * Valid interrupt lines mask according to
			 * table 4-36 page 4-50 of ARM DUI 0225D
			 */
			valid-mask = <0x0760031b>;
		};

		dma@10130000 {
			compatible = "arm,pl081", "arm,primecell";
			reg = <0x10130000 0x1000>;
			interrupts = <17>;
			clocks = <&pclk>;
			clock-names = "apb_pclk";
		};

		uart0: uart@101f1000 {
			compatible = "arm,pl011", "arm,primecell";
			reg = <0x101f1000 0x1000>;
			interrupts = <12>;
			clocks = <&xtal24mhz>, <&pclk>;
			clock-names = "uartclk", "apb_pclk";
		};

		uart1: uart@101f2000 {
			compatible = "arm,pl011", "arm,primecell";
			reg = <0x101f2000 0x1000>;
			interrupts = <13>;
			clocks = <&xtal24mhz>, <&pclk>;
			clock-names = "uartclk", "apb_pclk";
		};

		uart2: uart@101f3000 {
			compatible = "arm,pl011", "arm,primecell";
			reg = <0x101f3000 0x1000>;
			interrupts = <14>;
			clocks = <&xtal24mhz>, <&pclk>;
			clock-names = "uartclk", "apb_pclk";
		};

		smc@10100000 {
			compatible = "arm,primecell";
			reg = <0x10100000 0x1000>;
			clocks = <&pclk>;
			clock-names = "apb_pclk";
		};

		mpmc@10110000 {
			compatible = "arm,primecell";
			reg = <0x10110000 0x1000>;
			clocks = <&pclk>;
			clock-names = "apb_pclk";
		};

		display@10120000 {
			compatible = "arm,pl110", "arm,primecell";
			reg = <0x10120000 0x1000>;
			interrupts = <16>;
			clocks = <&osc1>, <&pclk>;
			clock-names = "clcdclk", "apb_pclk";
			/* 800x600 16bpp @ 36MHz works fine */
			max-memory-bandwidth = <54000000>;

			/*
			 * This port is routed through a PLD (Programmable
			 * Logic Device) that routes the output from the CLCD
			 * (after transformations) to the VGA DAC and also an
			 * external panel connector. The PLD is essential for
			 * supporting RGB565/BGR565.
			 *
			 * The signals from the port thus reaches two endpoints.
			 * The PLD is managed through a few special bits in the
			 * FPGA "sysreg".
			 *
			 * This arrangement can be clearly seen in
			 * ARM DUI 0225D, page 3-41, figure 3-19.
			 */
			port@0 {
				#address-cells = <1>;
				#size-cells = <0>;

				clcd_pads_panel: endpoint@0 {
					reg = <0>;
					remote-endpoint = <&panel_in>;
					arm,pl11x,tft-r0g0b0-pads = <0 8 16>;
				};
				clcd_pads_vga_dac: endpoint@1 {
					reg = <1>;
					remote-endpoint = <&vga_bridge_in>;
					arm,pl11x,tft-r0g0b0-pads = <0 8 16>;
				};
			};
		};

		sctl@101e0000 {
			compatible = "arm,primecell";
			reg = <0x101e0000 0x1000>;
			clocks = <&pclk>;
			clock-names = "apb_pclk";
		};

		watchdog@101e1000 {
			compatible = "arm,primecell";
			reg = <0x101e1000 0x1000>;
			interrupts = <0>;
			clocks = <&pclk>;
			clock-names = "apb_pclk";
		};

		timer@101e2000 {
			compatible = "arm,sp804", "arm,primecell";
			reg = <0x101e2000 0x1000>;
			interrupts = <4>;
			clocks = <&timclk>, <&timclk>, <&pclk>;
			clock-names = "timer0", "timer1", "apb_pclk";
		};

		timer@101e3000 {
			compatible = "arm,sp804", "arm,primecell";
			reg = <0x101e3000 0x1000>;
			interrupts = <5>;
			clocks = <&timclk>, <&timclk>, <&pclk>;
			clock-names = "timer0", "timer1", "apb_pclk";
		};

		gpio0: gpio@101e4000 {
			compatible = "arm,pl061", "arm,primecell";
			reg = <0x101e4000 0x1000>;
			gpio-controller;
			interrupts = <6>;
			#gpio-cells = <2>;
			interrupt-controller;
			#interrupt-cells = <2>;
			clocks = <&pclk>;
			clock-names = "apb_pclk";
		};

		gpio1: gpio@101e5000 {
			compatible = "arm,pl061", "arm,primecell";
			reg = <0x101e5000 0x1000>;
			interrupts = <7>;
			gpio-controller;
			#gpio-cells = <2>;
			interrupt-controller;
			#interrupt-cells = <2>;
			clocks = <&pclk>;
			clock-names = "apb_pclk";
		};

		rtc@101e8000 {
			compatible = "arm,pl030", "arm,primecell";
			reg = <0x101e8000 0x1000>;
			interrupts = <10>;
			clocks = <&pclk>;
			clock-names = "apb_pclk";
		};

		sci@101f0000 {
			compatible = "arm,primecell";
			reg = <0x101f0000 0x1000>;
			interrupts = <15>;
			clocks = <&pclk>;
			clock-names = "apb_pclk";
		};

		spi@101f4000 {
			compatible = "arm,pl022", "arm,primecell";
			reg = <0x101f4000 0x1000>;
			interrupts = <11>;
			clocks = <&xtal24mhz>, <&pclk>;
			clock-names = "sspclk", "apb_pclk";
		};

		fpga {
			compatible = "arm,versatile-fpga", "simple-bus";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0 0x10000000 0x10000>;

			sysreg@0 {
				compatible = "arm,versatile-sysreg", "syscon", "simple-mfd";
				reg = <0x00000 0x1000>;

				panel: display@0 {
					compatible = "arm,versatile-tft-panel";

					port {
						panel_in: endpoint {
							remote-endpoint = <&clcd_pads_panel>;
						};
					};
				};
			};

			aaci@4000 {
				compatible = "arm,primecell";
				reg = <0x4000 0x1000>;
				interrupts = <24>;
				clocks = <&pclk>;
				clock-names = "apb_pclk";
			};
			mmc@5000 {
				compatible = "arm,pl180", "arm,primecell";
				reg = <0x5000 0x1000>;
				interrupts-extended = <&vic 22 &sic 1>;
				clocks = <&xtal24mhz>, <&pclk>;
				clock-names = "mclk", "apb_pclk";
			};
			kmi@6000 {
				compatible = "arm,pl050", "arm,primecell";
				reg = <0x6000 0x1000>;
				interrupt-parent = <&sic>;
				interrupts = <3>;
				clocks = <&xtal24mhz>, <&pclk>;
				clock-names = "KMIREFCLK", "apb_pclk";
			};
			kmi@7000 {
				compatible = "arm,pl050", "arm,primecell";
				reg = <0x7000 0x1000>;
				interrupt-parent = <&sic>;
				interrupts = <4>;
				clocks = <&xtal24mhz>, <&pclk>;
				clock-names = "KMIREFCLK", "apb_pclk";
			};
		};
	};
};