2 * descriptions + helper functions for simple dvb plls.
4 * (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include <linux/module.h>
22 #include <linux/dvb/frontend.h>
23 #include <asm/types.h>
33 struct i2c_adapter *i2c;
35 /* the PLL descriptor */
36 struct dvb_pll_desc *pll_desc;
38 /* cached frequency/bandwidth */
43 #define DVB_PLL_MAX 64
45 static unsigned int dvb_pll_devcount;
48 module_param(debug, int, 0644);
49 MODULE_PARM_DESC(debug, "enable verbose debug messages");
51 static unsigned int input[DVB_PLL_MAX] = { [ 0 ... (DVB_PLL_MAX-1) ] = 0 };
52 module_param_array(input, int, NULL, 0644);
53 MODULE_PARM_DESC(input,"specify rf input choice, 0 for autoselect (default)");
55 static unsigned int id[DVB_PLL_MAX] =
56 { [ 0 ... (DVB_PLL_MAX-1) ] = DVB_PLL_UNDEFINED };
57 module_param_array(id, int, NULL, 0644);
58 MODULE_PARM_DESC(id, "force pll id to use (DEBUG ONLY)");
60 /* ----------------------------------------------------------- */
67 void (*set)(struct dvb_frontend *fe, u8 *buf,
68 const struct dvb_frontend_parameters *params);
80 /* ----------------------------------------------------------- */
84 /* 0x04 = 166.67 kHz divider
86 0x80 = AGC Time constant 50ms Iagc = 9 uA
87 0x20 = AGC Take over point = 112 dBuV */
88 static u8 tua603x_agc112[] = { 2, 0x80|0x40|0x18|0x04|0x01, 0x80|0x20 };
90 static struct dvb_pll_desc dvb_pll_thomson_dtt7579 = {
91 .name = "Thomson dtt7579",
95 .sleepdata = (u8[]){ 2, 0xb4, 0x03 },
98 { 443250000, 166667, 0xb4, 0x02 },
99 { 542000000, 166667, 0xb4, 0x08 },
100 { 771000000, 166667, 0xbc, 0x08 },
101 { 999999999, 166667, 0xf4, 0x08 },
106 static void thomson_dtt759x_bw(struct dvb_frontend *fe, u8 *buf,
107 const struct dvb_frontend_parameters *params)
109 if (BANDWIDTH_7_MHZ == params->u.ofdm.bandwidth)
113 static struct dvb_pll_desc dvb_pll_thomson_dtt759x = {
114 .name = "Thomson dtt759x",
117 .set = thomson_dtt759x_bw,
119 .sleepdata = (u8[]){ 2, 0x84, 0x03 },
122 { 264000000, 166667, 0xb4, 0x02 },
123 { 470000000, 166667, 0xbc, 0x02 },
124 { 735000000, 166667, 0xbc, 0x08 },
125 { 835000000, 166667, 0xf4, 0x08 },
126 { 999999999, 166667, 0xfc, 0x08 },
130 static struct dvb_pll_desc dvb_pll_lg_z201 = {
135 .sleepdata = (u8[]){ 2, 0xbc, 0x03 },
138 { 157500000, 166667, 0xbc, 0x01 },
139 { 443250000, 166667, 0xbc, 0x02 },
140 { 542000000, 166667, 0xbc, 0x04 },
141 { 830000000, 166667, 0xf4, 0x04 },
142 { 999999999, 166667, 0xfc, 0x04 },
147 static struct dvb_pll_desc dvb_pll_unknown_1 = {
148 .name = "unknown 1", /* used by dntv live dvb-t */
154 { 150000000, 166667, 0xb4, 0x01 },
155 { 173000000, 166667, 0xbc, 0x01 },
156 { 250000000, 166667, 0xb4, 0x02 },
157 { 400000000, 166667, 0xbc, 0x02 },
158 { 420000000, 166667, 0xf4, 0x02 },
159 { 470000000, 166667, 0xfc, 0x02 },
160 { 600000000, 166667, 0xbc, 0x08 },
161 { 730000000, 166667, 0xf4, 0x08 },
162 { 999999999, 166667, 0xfc, 0x08 },
166 /* Infineon TUA6010XS
167 * used in Thomson Cable Tuner
169 static struct dvb_pll_desc dvb_pll_tua6010xs = {
170 .name = "Infineon TUA6010XS",
176 { 115750000, 62500, 0x8e, 0x03 },
177 { 403250000, 62500, 0x8e, 0x06 },
178 { 999999999, 62500, 0x8e, 0x85 },
182 /* Panasonic env57h1xd5 (some Philips PLL ?) */
183 static struct dvb_pll_desc dvb_pll_env57h1xd5 = {
184 .name = "Panasonic ENV57H1XD5",
190 { 153000000, 166667, 0xc2, 0x41 },
191 { 470000000, 166667, 0xc2, 0x42 },
192 { 526000000, 166667, 0xc2, 0x84 },
193 { 999999999, 166667, 0xc2, 0xa4 },
197 /* Philips TDA6650/TDA6651
198 * used in Panasonic ENV77H11D5
200 static void tda665x_bw(struct dvb_frontend *fe, u8 *buf,
201 const struct dvb_frontend_parameters *params)
203 if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ)
207 static struct dvb_pll_desc dvb_pll_tda665x = {
208 .name = "Philips TDA6650/TDA6651",
213 .initdata = (u8[]){ 4, 0x0b, 0xf5, 0x85, 0xab },
216 { 93834000, 166667, 0xca, 0x61 /* 011 0 0 0 01 */ },
217 { 123834000, 166667, 0xca, 0xa1 /* 101 0 0 0 01 */ },
218 { 161000000, 166667, 0xca, 0xa1 /* 101 0 0 0 01 */ },
219 { 163834000, 166667, 0xca, 0xc2 /* 110 0 0 0 10 */ },
220 { 253834000, 166667, 0xca, 0x62 /* 011 0 0 0 10 */ },
221 { 383834000, 166667, 0xca, 0xa2 /* 101 0 0 0 10 */ },
222 { 443834000, 166667, 0xca, 0xc2 /* 110 0 0 0 10 */ },
223 { 444000000, 166667, 0xca, 0xc4 /* 110 0 0 1 00 */ },
224 { 583834000, 166667, 0xca, 0x64 /* 011 0 0 1 00 */ },
225 { 793834000, 166667, 0xca, 0xa4 /* 101 0 0 1 00 */ },
226 { 444834000, 166667, 0xca, 0xc4 /* 110 0 0 1 00 */ },
227 { 861000000, 166667, 0xca, 0xe4 /* 111 0 0 1 00 */ },
232 * used in LG TDTP E102P
234 static void tua6034_bw(struct dvb_frontend *fe, u8 *buf,
235 const struct dvb_frontend_parameters *params)
237 if (BANDWIDTH_7_MHZ != params->u.ofdm.bandwidth)
241 static struct dvb_pll_desc dvb_pll_tua6034 = {
242 .name = "Infineon TUA6034",
249 { 174500000, 62500, 0xce, 0x01 },
250 { 230000000, 62500, 0xce, 0x02 },
251 { 999999999, 62500, 0xce, 0x04 },
257 * used in Medion Hybrid PCMCIA card and USB Box
259 static void fmd1216me_bw(struct dvb_frontend *fe, u8 *buf,
260 const struct dvb_frontend_parameters *params)
262 if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ &&
263 params->frequency >= 158870000)
267 static struct dvb_pll_desc dvb_pll_fmd1216me = {
268 .name = "Philips FMD1216ME",
273 .initdata = tua603x_agc112,
274 .sleepdata = (u8[]){ 4, 0x9c, 0x60, 0x85, 0x54 },
277 { 143870000, 166667, 0xbc, 0x41 },
278 { 158870000, 166667, 0xf4, 0x41 },
279 { 329870000, 166667, 0xbc, 0x42 },
280 { 441870000, 166667, 0xf4, 0x42 },
281 { 625870000, 166667, 0xbc, 0x44 },
282 { 803870000, 166667, 0xf4, 0x44 },
283 { 999999999, 166667, 0xfc, 0x44 },
288 * used in Nebula-Cards and USB boxes
290 static void tded4_bw(struct dvb_frontend *fe, u8 *buf,
291 const struct dvb_frontend_parameters *params)
293 if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ)
297 static struct dvb_pll_desc dvb_pll_tded4 = {
298 .name = "ALPS TDED4",
305 { 153000000, 166667, 0x85, 0x01 },
306 { 470000000, 166667, 0x85, 0x02 },
307 { 823000000, 166667, 0x85, 0x08 },
308 { 999999999, 166667, 0x85, 0x88 },
313 * used in AverTVHD MCE A180
315 static struct dvb_pll_desc dvb_pll_tdhu2 = {
316 .name = "ALPS TDHU2",
322 { 162000000, 62500, 0x85, 0x01 },
323 { 426000000, 62500, 0x85, 0x02 },
324 { 782000000, 62500, 0x85, 0x08 },
325 { 999999999, 62500, 0x85, 0x88 },
330 * used in ATI HDTV Wonder
332 static void tuv1236d_rf(struct dvb_frontend *fe, u8 *buf,
333 const struct dvb_frontend_parameters *params)
335 struct dvb_pll_priv *priv = fe->tuner_priv;
336 unsigned int new_rf = input[priv->nr];
338 if ((new_rf == 0) || (new_rf > 2)) {
339 switch (params->u.vsb.modulation) {
359 "%s: unhandled rf input selection: %d",
360 __FUNCTION__, new_rf);
364 static struct dvb_pll_desc dvb_pll_tuv1236d = {
365 .name = "Philips TUV1236D",
372 { 157250000, 62500, 0xc6, 0x41 },
373 { 454000000, 62500, 0xc6, 0x42 },
374 { 999999999, 62500, 0xc6, 0x44 },
378 /* Samsung TBMV30111IN / TBMV30712IN1
379 * used in Air2PC ATSC - 2nd generation (nxt2002)
381 static struct dvb_pll_desc dvb_pll_samsung_tbmv = {
382 .name = "Samsung TBMV30111IN / TBMV30712IN1",
388 { 172000000, 166667, 0xb4, 0x01 },
389 { 214000000, 166667, 0xb4, 0x02 },
390 { 467000000, 166667, 0xbc, 0x02 },
391 { 721000000, 166667, 0xbc, 0x08 },
392 { 841000000, 166667, 0xf4, 0x08 },
393 { 999999999, 166667, 0xfc, 0x02 },
398 * Philips SD1878 Tuner.
400 static struct dvb_pll_desc dvb_pll_philips_sd1878_tda8261 = {
401 .name = "Philips SD1878",
404 .iffreq= 249, /* zero-IF, offset 249 is to round up */
407 { 1250000, 500, 0xc4, 0x00},
408 { 1550000, 500, 0xc4, 0x40},
409 { 2050000, 500, 0xc4, 0x80},
410 { 2150000, 500, 0xc4, 0xc0},
415 * Philips TD1316 Tuner.
417 static void td1316_bw(struct dvb_frontend *fe, u8 *buf,
418 const struct dvb_frontend_parameters *params)
423 if (params->frequency < 161000000)
425 else if (params->frequency < 444000000)
432 /* setup PLL filter */
433 if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ)
437 static struct dvb_pll_desc dvb_pll_philips_td1316 = {
438 .name = "Philips TD1316",
445 { 93834000, 166667, 0xca, 0x60},
446 { 123834000, 166667, 0xca, 0xa0},
447 { 163834000, 166667, 0xca, 0xc0},
448 { 253834000, 166667, 0xca, 0x60},
449 { 383834000, 166667, 0xca, 0xa0},
450 { 443834000, 166667, 0xca, 0xc0},
451 { 583834000, 166667, 0xca, 0x60},
452 { 793834000, 166667, 0xca, 0xa0},
453 { 858834000, 166667, 0xca, 0xe0},
458 static void opera1_bw(struct dvb_frontend *fe, u8 *buf,
459 const struct dvb_frontend_parameters *params)
461 if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ)
465 static struct dvb_pll_desc dvb_pll_opera1 = {
466 .name = "Opera Tuner",
473 { 1064000, 500, 0xe5, 0xc6 },
474 { 1169000, 500, 0xe5, 0xe6 },
475 { 1299000, 500, 0xe5, 0x24 },
476 { 1444000, 500, 0xe5, 0x44 },
477 { 1606000, 500, 0xe5, 0x64 },
478 { 1777000, 500, 0xe5, 0x84 },
479 { 1941000, 500, 0xe5, 0xa4 },
480 { 2250000, 500, 0xe5, 0xc4 },
485 /* ----------------------------------------------------------- */
487 static struct dvb_pll_desc *pll_list[] = {
488 [DVB_PLL_UNDEFINED] = NULL,
489 [DVB_PLL_THOMSON_DTT7579] = &dvb_pll_thomson_dtt7579,
490 [DVB_PLL_THOMSON_DTT759X] = &dvb_pll_thomson_dtt759x,
491 [DVB_PLL_LG_Z201] = &dvb_pll_lg_z201,
492 [DVB_PLL_UNKNOWN_1] = &dvb_pll_unknown_1,
493 [DVB_PLL_TUA6010XS] = &dvb_pll_tua6010xs,
494 [DVB_PLL_ENV57H1XD5] = &dvb_pll_env57h1xd5,
495 [DVB_PLL_TUA6034] = &dvb_pll_tua6034,
496 [DVB_PLL_TDA665X] = &dvb_pll_tda665x,
497 [DVB_PLL_FMD1216ME] = &dvb_pll_fmd1216me,
498 [DVB_PLL_TDED4] = &dvb_pll_tded4,
499 [DVB_PLL_TUV1236D] = &dvb_pll_tuv1236d,
500 [DVB_PLL_TDHU2] = &dvb_pll_tdhu2,
501 [DVB_PLL_SAMSUNG_TBMV] = &dvb_pll_samsung_tbmv,
502 [DVB_PLL_PHILIPS_SD1878_TDA8261] = &dvb_pll_philips_sd1878_tda8261,
503 [DVB_PLL_PHILIPS_TD1316] = &dvb_pll_philips_td1316,
504 [DVB_PLL_OPERA1] = &dvb_pll_opera1,
507 /* ----------------------------------------------------------- */
510 static int dvb_pll_configure(struct dvb_frontend *fe, u8 *buf,
511 const struct dvb_frontend_parameters *params)
513 struct dvb_pll_priv *priv = fe->tuner_priv;
514 struct dvb_pll_desc *desc = priv->pll_desc;
518 if (params->frequency != 0 && (params->frequency < desc->min ||
519 params->frequency > desc->max))
522 for (i = 0; i < desc->count; i++) {
523 if (params->frequency > desc->entries[i].limit)
529 printk("pll: %s: freq=%d | i=%d/%d\n", desc->name,
530 params->frequency, i, desc->count);
531 if (i == desc->count)
534 div = (params->frequency + desc->iffreq +
535 desc->entries[i].stepsize/2) / desc->entries[i].stepsize;
538 buf[2] = desc->entries[i].config;
539 buf[3] = desc->entries[i].cb;
542 desc->set(fe, buf, params);
545 printk("pll: %s: div=%d | buf=0x%02x,0x%02x,0x%02x,0x%02x\n",
546 desc->name, div, buf[0], buf[1], buf[2], buf[3]);
548 // calculate the frequency we set it to
549 return (div * desc->entries[i].stepsize) - desc->iffreq;
552 static int dvb_pll_release(struct dvb_frontend *fe)
554 kfree(fe->tuner_priv);
555 fe->tuner_priv = NULL;
559 static int dvb_pll_sleep(struct dvb_frontend *fe)
561 struct dvb_pll_priv *priv = fe->tuner_priv;
563 if (priv->i2c == NULL)
566 if (priv->pll_desc->sleepdata) {
567 struct i2c_msg msg = { .flags = 0,
568 .addr = priv->pll_i2c_address,
569 .buf = priv->pll_desc->sleepdata + 1,
570 .len = priv->pll_desc->sleepdata[0] };
574 if (fe->ops.i2c_gate_ctrl)
575 fe->ops.i2c_gate_ctrl(fe, 1);
576 if ((result = i2c_transfer(priv->i2c, &msg, 1)) != 1) {
581 /* Shouldn't be called when initdata is NULL, maybe BUG()? */
585 static int dvb_pll_set_params(struct dvb_frontend *fe,
586 struct dvb_frontend_parameters *params)
588 struct dvb_pll_priv *priv = fe->tuner_priv;
591 { .addr = priv->pll_i2c_address, .flags = 0,
592 .buf = buf, .len = sizeof(buf) };
596 if (priv->i2c == NULL)
599 if ((result = dvb_pll_configure(fe, buf, params)) < 0)
604 if (fe->ops.i2c_gate_ctrl)
605 fe->ops.i2c_gate_ctrl(fe, 1);
606 if ((result = i2c_transfer(priv->i2c, &msg, 1)) != 1) {
610 priv->frequency = frequency;
611 priv->bandwidth = (fe->ops.info.type == FE_OFDM) ? params->u.ofdm.bandwidth : 0;
616 static int dvb_pll_calc_regs(struct dvb_frontend *fe,
617 struct dvb_frontend_parameters *params,
618 u8 *buf, int buf_len)
620 struct dvb_pll_priv *priv = fe->tuner_priv;
627 if ((result = dvb_pll_configure(fe, buf+1, params)) < 0)
632 buf[0] = priv->pll_i2c_address;
634 priv->frequency = frequency;
635 priv->bandwidth = (fe->ops.info.type == FE_OFDM) ? params->u.ofdm.bandwidth : 0;
640 static int dvb_pll_get_frequency(struct dvb_frontend *fe, u32 *frequency)
642 struct dvb_pll_priv *priv = fe->tuner_priv;
643 *frequency = priv->frequency;
647 static int dvb_pll_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
649 struct dvb_pll_priv *priv = fe->tuner_priv;
650 *bandwidth = priv->bandwidth;
654 static int dvb_pll_init(struct dvb_frontend *fe)
656 struct dvb_pll_priv *priv = fe->tuner_priv;
658 if (priv->i2c == NULL)
661 if (priv->pll_desc->initdata) {
662 struct i2c_msg msg = { .flags = 0,
663 .addr = priv->pll_i2c_address,
664 .buf = priv->pll_desc->initdata + 1,
665 .len = priv->pll_desc->initdata[0] };
668 if (fe->ops.i2c_gate_ctrl)
669 fe->ops.i2c_gate_ctrl(fe, 1);
670 if ((result = i2c_transfer(priv->i2c, &msg, 1)) != 1) {
675 /* Shouldn't be called when initdata is NULL, maybe BUG()? */
679 static struct dvb_tuner_ops dvb_pll_tuner_ops = {
680 .release = dvb_pll_release,
681 .sleep = dvb_pll_sleep,
682 .init = dvb_pll_init,
683 .set_params = dvb_pll_set_params,
684 .calc_regs = dvb_pll_calc_regs,
685 .get_frequency = dvb_pll_get_frequency,
686 .get_bandwidth = dvb_pll_get_bandwidth,
689 struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
690 struct i2c_adapter *i2c,
691 unsigned int pll_desc_id)
694 struct i2c_msg msg = { .addr = pll_addr, .flags = I2C_M_RD,
695 .buf = b1, .len = 1 };
696 struct dvb_pll_priv *priv = NULL;
698 struct dvb_pll_desc *desc;
700 if ((id[dvb_pll_devcount] > DVB_PLL_UNDEFINED) &&
701 (id[dvb_pll_devcount] < ARRAY_SIZE(pll_list)))
702 pll_desc_id = id[dvb_pll_devcount];
704 BUG_ON(pll_desc_id < 1 || pll_desc_id >= ARRAY_SIZE(pll_list));
706 desc = pll_list[pll_desc_id];
709 if (fe->ops.i2c_gate_ctrl)
710 fe->ops.i2c_gate_ctrl(fe, 1);
712 ret = i2c_transfer (i2c, &msg, 1);
715 if (fe->ops.i2c_gate_ctrl)
716 fe->ops.i2c_gate_ctrl(fe, 0);
719 priv = kzalloc(sizeof(struct dvb_pll_priv), GFP_KERNEL);
723 priv->pll_i2c_address = pll_addr;
725 priv->pll_desc = desc;
726 priv->nr = dvb_pll_devcount++;
728 memcpy(&fe->ops.tuner_ops, &dvb_pll_tuner_ops,
729 sizeof(struct dvb_tuner_ops));
731 strncpy(fe->ops.tuner_ops.info.name, desc->name,
732 sizeof(fe->ops.tuner_ops.info.name));
733 fe->ops.tuner_ops.info.frequency_min = desc->min;
734 fe->ops.tuner_ops.info.frequency_max = desc->max;
736 fe->ops.tuner_ops.init = NULL;
737 if (!desc->sleepdata)
738 fe->ops.tuner_ops.sleep = NULL;
740 fe->tuner_priv = priv;
742 if ((debug) || (id[priv->nr] == pll_desc_id)) {
743 printk("dvb-pll[%d]", priv->nr);
745 printk(" %d-%04x", i2c_adapter_id(i2c), pll_addr);
746 printk(": id# %d (%s) attached, %s\n", pll_desc_id, desc->name,
747 id[priv->nr] == pll_desc_id ?
748 "insmod option" : "autodetected");
750 if ((debug) || (input[priv->nr] > 0)) {
751 printk("dvb-pll[%d]", priv->nr);
753 printk(" %d-%04x", i2c_adapter_id(i2c), pll_addr);
754 printk(": tuner rf input will be ");
755 switch (input[priv->nr]) {
757 printk("autoselected\n");
760 printk("set to input %d (insmod option)\n",
767 EXPORT_SYMBOL(dvb_pll_attach);
769 MODULE_DESCRIPTION("dvb pll library");
770 MODULE_AUTHOR("Gerd Knorr");
771 MODULE_LICENSE("GPL");