summaryrefslogtreecommitdiff
path: root/drivers/media/tuners/fc2580.c
blob: 743184ae0d2617227998cebd70dee77c0d1cec80 (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
/*
 * FCI FC2580 silicon tuner driver
 *
 * Copyright (C) 2012 Antti Palosaari <crope@iki.fi>
 *
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 2 of the License, or
 *    (at your option) any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License along
 *    with this program; if not, write to the Free Software Foundation, Inc.,
 *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include "fc2580_priv.h"

/*
 * TODO:
 * I2C write and read works only for one single register. Multiple registers
 * could not be accessed using normal register address auto-increment.
 * There could be (very likely) register to change that behavior....
 */

/* write single register conditionally only when value differs from 0xff
 * XXX: This is special routine meant only for writing fc2580_freq_regs_lut[]
 * values. Do not use for the other purposes. */
static int fc2580_wr_reg_ff(struct fc2580_dev *dev, u8 reg, u8 val)
{
	if (val == 0xff)
		return 0;
	else
		return regmap_write(dev->regmap, reg, val);
}

static int fc2580_set_params(struct fc2580_dev *dev)
{
	struct i2c_client *client = dev->client;
	int ret, i;
	unsigned int uitmp, div_ref, div_ref_val, div_n, k, k_cw, div_out;
	u64 f_vco;
	u8 synth_config;
	unsigned long timeout;

	if (!dev->active) {
		dev_dbg(&client->dev, "tuner is sleeping\n");
		return 0;
	}

	/*
	 * Fractional-N synthesizer
	 *
	 *                      +---------------------------------------+
	 *                      v                                       |
	 *  Fref   +----+     +----+     +-------+         +----+     +------+     +---+
	 * ------> | /R | --> | PD | --> |  VCO  | ------> | /2 | --> | /N.F | <-- | K |
	 *         +----+     +----+     +-------+         +----+     +------+     +---+
	 *                                 |
	 *                                 |
	 *                                 v
	 *                               +-------+  Fout
	 *                               | /Rout | ------>
	 *                               +-------+
	 */
	for (i = 0; i < ARRAY_SIZE(fc2580_pll_lut); i++) {
		if (dev->f_frequency <= fc2580_pll_lut[i].freq)
			break;
	}
	if (i == ARRAY_SIZE(fc2580_pll_lut)) {
		ret = -EINVAL;
		goto err;
	}

	#define DIV_PRE_N 2
	#define F_REF dev->clk
	div_out = fc2580_pll_lut[i].div_out;
	f_vco = (u64) dev->f_frequency * div_out;
	synth_config = fc2580_pll_lut[i].band;
	if (f_vco < 2600000000ULL)
		synth_config |= 0x06;
	else
		synth_config |= 0x0e;

	/* select reference divider R (keep PLL div N in valid range) */
	#define DIV_N_MIN 76
	if (f_vco >= div_u64((u64) DIV_PRE_N * DIV_N_MIN * F_REF, 1)) {
		div_ref = 1;
		div_ref_val = 0x00;
	} else if (f_vco >= div_u64((u64) DIV_PRE_N * DIV_N_MIN * F_REF, 2)) {
		div_ref = 2;
		div_ref_val = 0x10;
	} else {
		div_ref = 4;
		div_ref_val = 0x20;
	}

	/* calculate PLL integer and fractional control word */
	uitmp = DIV_PRE_N * F_REF / div_ref;
	div_n = div_u64_rem(f_vco, uitmp, &k);
	k_cw = div_u64((u64) k * 0x100000, uitmp);

	dev_dbg(&client->dev,
		"frequency=%u bandwidth=%u f_vco=%llu F_REF=%u div_ref=%u div_n=%u k=%u div_out=%u k_cw=%0x\n",
		dev->f_frequency, dev->f_bandwidth, f_vco, F_REF, div_ref,
		div_n, k, div_out, k_cw);

	ret = regmap_write(dev->regmap, 0x02, synth_config);
	if (ret)
		goto err;

	ret = regmap_write(dev->regmap, 0x18, div_ref_val << 0 | k_cw >> 16);
	if (ret)
		goto err;

	ret = regmap_write(dev->regmap, 0x1a, (k_cw >> 8) & 0xff);
	if (ret)
		goto err;

	ret = regmap_write(dev->regmap, 0x1b, (k_cw >> 0) & 0xff);
	if (ret)
		goto err;

	ret = regmap_write(dev->regmap, 0x1c, div_n);
	if (ret)
		goto err;

	/* registers */
	for (i = 0; i < ARRAY_SIZE(fc2580_freq_regs_lut); i++) {
		if (dev->f_frequency <= fc2580_freq_regs_lut[i].freq)
			break;
	}
	if (i == ARRAY_SIZE(fc2580_freq_regs_lut)) {
		ret = -EINVAL;
		goto err;
	}

	ret = fc2580_wr_reg_ff(dev, 0x25, fc2580_freq_regs_lut[i].r25_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x27, fc2580_freq_regs_lut[i].r27_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x28, fc2580_freq_regs_lut[i].r28_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x29, fc2580_freq_regs_lut[i].r29_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x2b, fc2580_freq_regs_lut[i].r2b_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x2c, fc2580_freq_regs_lut[i].r2c_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x2d, fc2580_freq_regs_lut[i].r2d_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x30, fc2580_freq_regs_lut[i].r30_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x44, fc2580_freq_regs_lut[i].r44_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x50, fc2580_freq_regs_lut[i].r50_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x53, fc2580_freq_regs_lut[i].r53_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x5f, fc2580_freq_regs_lut[i].r5f_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x61, fc2580_freq_regs_lut[i].r61_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x62, fc2580_freq_regs_lut[i].r62_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x63, fc2580_freq_regs_lut[i].r63_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x67, fc2580_freq_regs_lut[i].r67_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x68, fc2580_freq_regs_lut[i].r68_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x69, fc2580_freq_regs_lut[i].r69_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x6a, fc2580_freq_regs_lut[i].r6a_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x6b, fc2580_freq_regs_lut[i].r6b_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x6c, fc2580_freq_regs_lut[i].r6c_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x6d, fc2580_freq_regs_lut[i].r6d_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x6e, fc2580_freq_regs_lut[i].r6e_val);
	if (ret)
		goto err;

	ret = fc2580_wr_reg_ff(dev, 0x6f, fc2580_freq_regs_lut[i].r6f_val);
	if (ret)
		goto err;

	/* IF filters */
	for (i = 0; i < ARRAY_SIZE(fc2580_if_filter_lut); i++) {
		if (dev->f_bandwidth <= fc2580_if_filter_lut[i].freq)
			break;
	}
	if (i == ARRAY_SIZE(fc2580_if_filter_lut)) {
		ret = -EINVAL;
		goto err;
	}

	ret = regmap_write(dev->regmap, 0x36, fc2580_if_filter_lut[i].r36_val);
	if (ret)
		goto err;

	uitmp = (unsigned int) 8058000 - (dev->f_bandwidth * 122 / 100 / 2);
	uitmp = div64_u64((u64) dev->clk * uitmp, 1000000000000ULL);
	ret = regmap_write(dev->regmap, 0x37, uitmp);
	if (ret)
		goto err;

	ret = regmap_write(dev->regmap, 0x39, fc2580_if_filter_lut[i].r39_val);
	if (ret)
		goto err;

	timeout = jiffies + msecs_to_jiffies(30);
	for (uitmp = ~0xc0; !time_after(jiffies, timeout) && uitmp != 0xc0;) {
		/* trigger filter */
		ret = regmap_write(dev->regmap, 0x2e, 0x09);
		if (ret)
			goto err;

		/* locked when [7:6] are set (val: d7 6MHz, d5 7MHz, cd 8MHz) */
		ret = regmap_read(dev->regmap, 0x2f, &uitmp);
		if (ret)
			goto err;
		uitmp &= 0xc0;

		ret = regmap_write(dev->regmap, 0x2e, 0x01);
		if (ret)
			goto err;
	}
	if (uitmp != 0xc0)
		dev_dbg(&client->dev, "filter did not lock %02x\n", uitmp);

	return 0;
err:
	dev_dbg(&client->dev, "failed=%d\n", ret);
	return ret;
}

static int fc2580_init(struct fc2580_dev *dev)
{
	struct i2c_client *client = dev->client;
	int ret, i;

	dev_dbg(&client->dev, "\n");

	for (i = 0; i < ARRAY_SIZE(fc2580_init_reg_vals); i++) {
		ret = regmap_write(dev->regmap, fc2580_init_reg_vals[i].reg,
				fc2580_init_reg_vals[i].val);
		if (ret)
			goto err;
	}

	dev->active = true;
	return 0;
err:
	dev_dbg(&client->dev, "failed=%d\n", ret);
	return ret;
}

static int fc2580_sleep(struct fc2580_dev *dev)
{
	struct i2c_client *client = dev->client;
	int ret;

	dev_dbg(&client->dev, "\n");

	dev->active = false;

	ret = regmap_write(dev->regmap, 0x02, 0x0a);
	if (ret)
		goto err;
	return 0;
err:
	dev_dbg(&client->dev, "failed=%d\n", ret);
	return ret;
}

/*
 * DVB API
 */
static int fc2580_dvb_set_params(struct dvb_frontend *fe)
{
	struct fc2580_dev *dev = fe->tuner_priv;
	struct dtv_frontend_properties *c = &fe->dtv_property_cache;

	dev->f_frequency = c->frequency;
	dev->f_bandwidth = c->bandwidth_hz;
	return fc2580_set_params(dev);
}

static int fc2580_dvb_init(struct dvb_frontend *fe)
{
	return fc2580_init(fe->tuner_priv);
}

static int fc2580_dvb_sleep(struct dvb_frontend *fe)
{
	return fc2580_sleep(fe->tuner_priv);
}

static int fc2580_dvb_get_if_frequency(struct dvb_frontend *fe, u32 *frequency)
{
	*frequency = 0; /* Zero-IF */
	return 0;
}

static const struct dvb_tuner_ops fc2580_dvb_tuner_ops = {
	.info = {
		.name           = "FCI FC2580",
		.frequency_min  = 174000000,
		.frequency_max  = 862000000,
	},

	.init = fc2580_dvb_init,
	.sleep = fc2580_dvb_sleep,
	.set_params = fc2580_dvb_set_params,

	.get_if_frequency = fc2580_dvb_get_if_frequency,
};

/*
 * V4L2 API
 */
#if IS_ENABLED(CONFIG_VIDEO_V4L2)
static const struct v4l2_frequency_band bands[] = {
	{
		.type = V4L2_TUNER_RF,
		.index = 0,
		.capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS,
		.rangelow   =   130000000,
		.rangehigh  =  2000000000,
	},
};

static inline struct fc2580_dev *fc2580_subdev_to_dev(struct v4l2_subdev *sd)
{
	return container_of(sd, struct fc2580_dev, subdev);
}

static int fc2580_standby(struct v4l2_subdev *sd)
{
	struct fc2580_dev *dev = fc2580_subdev_to_dev(sd);
	int ret;

	ret = fc2580_sleep(dev);
	if (ret)
		return ret;

	return fc2580_set_params(dev);
}

static int fc2580_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *v)
{
	struct fc2580_dev *dev = fc2580_subdev_to_dev(sd);
	struct i2c_client *client = dev->client;

	dev_dbg(&client->dev, "index=%d\n", v->index);

	strlcpy(v->name, "FCI FC2580", sizeof(v->name));
	v->type = V4L2_TUNER_RF;
	v->capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS;
	v->rangelow  = bands[0].rangelow;
	v->rangehigh = bands[0].rangehigh;
	return 0;
}

static int fc2580_s_tuner(struct v4l2_subdev *sd, const struct v4l2_tuner *v)
{
	struct fc2580_dev *dev = fc2580_subdev_to_dev(sd);
	struct i2c_client *client = dev->client;

	dev_dbg(&client->dev, "index=%d\n", v->index);
	return 0;
}

static int fc2580_g_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f)
{
	struct fc2580_dev *dev = fc2580_subdev_to_dev(sd);
	struct i2c_client *client = dev->client;

	dev_dbg(&client->dev, "tuner=%d\n", f->tuner);
	f->frequency = dev->f_frequency;
	return 0;
}

static int fc2580_s_frequency(struct v4l2_subdev *sd,
			      const struct v4l2_frequency *f)
{
	struct fc2580_dev *dev = fc2580_subdev_to_dev(sd);
	struct i2c_client *client = dev->client;

	dev_dbg(&client->dev, "tuner=%d type=%d frequency=%u\n",
		f->tuner, f->type, f->frequency);

	dev->f_frequency = clamp_t(unsigned int, f->frequency,
				   bands[0].rangelow, bands[0].rangehigh);
	return fc2580_set_params(dev);
}

static int fc2580_enum_freq_bands(struct v4l2_subdev *sd,
				  struct v4l2_frequency_band *band)
{
	struct fc2580_dev *dev = fc2580_subdev_to_dev(sd);
	struct i2c_client *client = dev->client;

	dev_dbg(&client->dev, "tuner=%d type=%d index=%d\n",
		band->tuner, band->type, band->index);

	if (band->index >= ARRAY_SIZE(bands))
		return -EINVAL;

	band->capability = bands[band->index].capability;
	band->rangelow = bands[band->index].rangelow;
	band->rangehigh = bands[band->index].rangehigh;
	return 0;
}

static const struct v4l2_subdev_tuner_ops fc2580_subdev_tuner_ops = {
	.standby                  = fc2580_standby,
	.g_tuner                  = fc2580_g_tuner,
	.s_tuner                  = fc2580_s_tuner,
	.g_frequency              = fc2580_g_frequency,
	.s_frequency              = fc2580_s_frequency,
	.enum_freq_bands          = fc2580_enum_freq_bands,
};

static const struct v4l2_subdev_ops fc2580_subdev_ops = {
	.tuner                    = &fc2580_subdev_tuner_ops,
};

static int fc2580_s_ctrl(struct v4l2_ctrl *ctrl)
{
	struct fc2580_dev *dev = container_of(ctrl->handler, struct fc2580_dev, hdl);
	struct i2c_client *client = dev->client;
	int ret;

	dev_dbg(&client->dev, "ctrl: id=%d name=%s cur.val=%d val=%d\n",
		ctrl->id, ctrl->name, ctrl->cur.val, ctrl->val);

	switch (ctrl->id) {
	case V4L2_CID_RF_TUNER_BANDWIDTH_AUTO:
	case V4L2_CID_RF_TUNER_BANDWIDTH:
		/*
		 * TODO: Auto logic does not work 100% correctly as tuner driver
		 * do not have information to calculate maximum suitable
		 * bandwidth. Calculating it is responsible of master driver.
		 */
		dev->f_bandwidth = dev->bandwidth->val;
		ret = fc2580_set_params(dev);
		break;
	default:
		dev_dbg(&client->dev, "unknown ctrl");
		ret = -EINVAL;
	}
	return ret;
}

static const struct v4l2_ctrl_ops fc2580_ctrl_ops = {
	.s_ctrl = fc2580_s_ctrl,
};
#endif

static struct v4l2_subdev *fc2580_get_v4l2_subdev(struct i2c_client *client)
{
	struct fc2580_dev *dev = i2c_get_clientdata(client);

	if (dev->subdev.ops)
		return &dev->subdev;
	else
		return NULL;
}

static int fc2580_probe(struct i2c_client *client,
			const struct i2c_device_id *id)
{
	struct fc2580_dev *dev;
	struct fc2580_platform_data *pdata = client->dev.platform_data;
	struct dvb_frontend *fe = pdata->dvb_frontend;
	int ret;
	unsigned int uitmp;
	static const struct regmap_config regmap_config = {
		.reg_bits = 8,
		.val_bits = 8,
	};

	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
	if (!dev) {
		ret = -ENOMEM;
		goto err;
	}

	if (pdata->clk)
		dev->clk = pdata->clk;
	else
		dev->clk = 16384000; /* internal clock */
	dev->client = client;
	dev->regmap = devm_regmap_init_i2c(client, &regmap_config);
	if (IS_ERR(dev->regmap)) {
		ret = PTR_ERR(dev->regmap);
		goto err_kfree;
	}

	/* check if the tuner is there */
	ret = regmap_read(dev->regmap, 0x01, &uitmp);
	if (ret)
		goto err_kfree;

	dev_dbg(&client->dev, "chip_id=%02x\n", uitmp);

	switch (uitmp) {
	case 0x56:
	case 0x5a:
		break;
	default:
		ret = -ENODEV;
		goto err_kfree;
	}

#if IS_ENABLED(CONFIG_VIDEO_V4L2)
	/* Register controls */
	v4l2_ctrl_handler_init(&dev->hdl, 2);
	dev->bandwidth_auto = v4l2_ctrl_new_std(&dev->hdl, &fc2580_ctrl_ops,
						V4L2_CID_RF_TUNER_BANDWIDTH_AUTO,
						0, 1, 1, 1);
	dev->bandwidth = v4l2_ctrl_new_std(&dev->hdl, &fc2580_ctrl_ops,
					   V4L2_CID_RF_TUNER_BANDWIDTH,
					   3000, 10000000, 1, 3000);
	v4l2_ctrl_auto_cluster(2, &dev->bandwidth_auto, 0, false);
	if (dev->hdl.error) {
		ret = dev->hdl.error;
		dev_err(&client->dev, "Could not initialize controls\n");
		v4l2_ctrl_handler_free(&dev->hdl);
		goto err_kfree;
	}
	dev->subdev.ctrl_handler = &dev->hdl;
	dev->f_frequency = bands[0].rangelow;
	dev->f_bandwidth = dev->bandwidth->val;
	v4l2_i2c_subdev_init(&dev->subdev, client, &fc2580_subdev_ops);
#endif
	fe->tuner_priv = dev;
	memcpy(&fe->ops.tuner_ops, &fc2580_dvb_tuner_ops,
	       sizeof(fe->ops.tuner_ops));
	pdata->get_v4l2_subdev = fc2580_get_v4l2_subdev;
	i2c_set_clientdata(client, dev);

	dev_info(&client->dev, "FCI FC2580 successfully identified\n");
	return 0;
err_kfree:
	kfree(dev);
err:
	dev_dbg(&client->dev, "failed=%d\n", ret);
	return ret;
}

static int fc2580_remove(struct i2c_client *client)
{
	struct fc2580_dev *dev = i2c_get_clientdata(client);

	dev_dbg(&client->dev, "\n");

#if IS_ENABLED(CONFIG_VIDEO_V4L2)
	v4l2_ctrl_handler_free(&dev->hdl);
#endif
	kfree(dev);
	return 0;
}

static const struct i2c_device_id fc2580_id_table[] = {
	{"fc2580", 0},
	{}
};
MODULE_DEVICE_TABLE(i2c, fc2580_id_table);

static struct i2c_driver fc2580_driver = {
	.driver = {
		.name	= "fc2580",
		.suppress_bind_attrs = true,
	},
	.probe		= fc2580_probe,
	.remove		= fc2580_remove,
	.id_table	= fc2580_id_table,
};

module_i2c_driver(fc2580_driver);

MODULE_DESCRIPTION("FCI FC2580 silicon tuner driver");
MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
MODULE_LICENSE("GPL");