3 * i2c tv tuner chip device driver
4 * controls all those simple 4-control-bytes style tuners.
6 #include <linux/delay.h>
8 #include <linux/videodev.h>
9 #include <media/tuner.h>
11 static int offset = 0;
12 module_param(offset, int, 0666);
13 MODULE_PARM_DESC(offset,"Allows to specify an offset for tuner");
15 /* ---------------------------------------------------------------------- */
17 /* tv standard selection for Temic 4046 FM5
18 this value takes the low bits of control byte 2
19 from datasheet Rev.01, Feb.00
21 picture IF 38.9 38.9 38.9 33.95 38.9
22 sound 1 33.4 32.9 32.4 40.45 32.4
24 NICAM 33.05 32.348 33.05 33.05
26 #define TEMIC_SET_PAL_I 0x05
27 #define TEMIC_SET_PAL_DK 0x09
28 #define TEMIC_SET_PAL_L 0x0a // SECAM ?
29 #define TEMIC_SET_PAL_L2 0x0b // change IF !
30 #define TEMIC_SET_PAL_BG 0x0c
32 /* tv tuner system standard selection for Philips FQ1216ME
33 this value takes the low bits of control byte 2
34 from datasheet "1999 Nov 16" (supersedes "1999 Mar 23")
36 picture carrier 38.90 38.90 38.90 38.90 33.95
37 colour 34.47 34.47 34.47 34.47 38.38
38 sound 1 33.40 32.40 32.90 32.40 40.45
40 NICAM 33.05 33.05 32.35 33.05 39.80
42 #define PHILIPS_SET_PAL_I 0x01 /* Bit 2 always zero !*/
43 #define PHILIPS_SET_PAL_BGDK 0x09
44 #define PHILIPS_SET_PAL_L2 0x0a
45 #define PHILIPS_SET_PAL_L 0x0b
47 /* system switching for Philips FI1216MF MK2
48 from datasheet "1996 Jul 09",
50 picture carrier 38.90 38.90 33.95
51 colour 34.47 34.37 38.38
52 sound 1 33.40 32.40 40.45
54 NICAM 33.05 33.05 39.80
56 #define PHILIPS_MF_SET_BG 0x01 /* Bit 2 must be zero, Bit 3 is system output */
57 #define PHILIPS_MF_SET_PAL_L 0x03 // France
58 #define PHILIPS_MF_SET_PAL_L2 0x02 // L'
62 #define TUNER_RATIO_MASK 0x06 /* Bit cb1:cb2 */
63 #define TUNER_RATIO_SELECT_50 0x00
64 #define TUNER_RATIO_SELECT_32 0x02
65 #define TUNER_RATIO_SELECT_166 0x04
66 #define TUNER_RATIO_SELECT_62 0x06
68 #define TUNER_CHARGE_PUMP 0x40 /* Bit cb6 */
72 #define TUNER_POR 0x80
74 #define TUNER_MODE 0x38
75 #define TUNER_AFC 0x07
76 #define TUNER_SIGNAL 0x07
77 #define TUNER_STEREO 0x10
79 #define TUNER_PLL_LOCKED 0x40
80 #define TUNER_STEREO_MK3 0x04
82 /* ---------------------------------------------------------------------- */
88 unsigned short thresh1; /* band switch VHF_LO <=> VHF_HI */
89 unsigned short thresh2; /* band switch VHF_HI <=> UHF */
97 * The floats in the tuner struct are computed at compile time
98 * by gcc and cast back to integers. Thus we don't violate the
99 * "no float in kernel" rule.
101 static struct tunertype tuners[] = {
103 [TUNER_TEMIC_PAL] = { /* TEMIC PAL */
104 .name = "Temic PAL (4002 FH5)",
105 .thresh1= 16 * 140.25 /*MHz*/,
106 .thresh2= 16 * 463.25 /*MHz*/,
112 [TUNER_PHILIPS_PAL_I] = { /* Philips PAL_I */
113 .name = "Philips PAL_I (FI1246 and compatibles)",
114 .thresh1= 16 * 140.25 /*MHz*/,
115 .thresh2= 16 * 463.25 /*MHz*/,
121 [TUNER_PHILIPS_NTSC] = { /* Philips NTSC */
122 .name = "Philips NTSC (FI1236,FM1236 and compatibles)",
123 .thresh1= 16 * 157.25 /*MHz*/,
124 .thresh2= 16 * 451.25 /*MHz*/,
130 [TUNER_PHILIPS_SECAM] = { /* Philips SECAM */
131 .name = "Philips (SECAM+PAL_BG) (FI1216MF, FM1216MF, FR1216MF)",
132 .thresh1= 16 * 168.25 /*MHz*/,
133 .thresh2= 16 * 447.25 /*MHz*/,
139 [TUNER_ABSENT] = { /* Tuner Absent */
148 [TUNER_PHILIPS_PAL] = { /* Philips PAL */
149 .name = "Philips PAL_BG (FI1216 and compatibles)",
150 .thresh1= 16 * 168.25 /*MHz*/,
151 .thresh2= 16 * 447.25 /*MHz*/,
157 [TUNER_TEMIC_NTSC] = { /* TEMIC NTSC */
158 .name = "Temic NTSC (4032 FY5)",
159 .thresh1= 16 * 157.25 /*MHz*/,
160 .thresh2= 16 * 463.25 /*MHz*/,
166 [TUNER_TEMIC_PAL_I] = { /* TEMIC PAL_I */
167 .name = "Temic PAL_I (4062 FY5)",
168 .thresh1= 16 * 170.00 /*MHz*/,
169 .thresh2= 16 * 450.00 /*MHz*/,
175 [TUNER_TEMIC_4036FY5_NTSC] = { /* TEMIC NTSC */
176 .name = "Temic NTSC (4036 FY5)",
177 .thresh1= 16 * 157.25 /*MHz*/,
178 .thresh2= 16 * 463.25 /*MHz*/,
184 [TUNER_ALPS_TSBH1_NTSC] = { /* TEMIC NTSC */
185 .name = "Alps HSBH1",
186 .thresh1= 16 * 137.25 /*MHz*/,
187 .thresh2= 16 * 385.25 /*MHz*/,
195 [TUNER_ALPS_TSBE1_PAL] = { /* TEMIC PAL */
196 .name = "Alps TSBE1",
197 .thresh1= 16 * 137.25 /*MHz*/,
198 .thresh2= 16 * 385.25 /*MHz*/,
204 [TUNER_ALPS_TSBB5_PAL_I] = { /* Alps PAL_I */
205 .name = "Alps TSBB5",
206 .thresh1= 16 * 133.25 /*MHz*/,
207 .thresh2= 16 * 351.25 /*MHz*/,
213 [TUNER_ALPS_TSBE5_PAL] = { /* Alps PAL */
214 .name = "Alps TSBE5",
215 .thresh1= 16 * 133.25 /*MHz*/,
216 .thresh2= 16 * 351.25 /*MHz*/,
222 [TUNER_ALPS_TSBC5_PAL] = { /* Alps PAL */
223 .name = "Alps TSBC5",
224 .thresh1= 16 * 133.25 /*MHz*/,
225 .thresh2= 16 * 351.25 /*MHz*/,
231 [TUNER_TEMIC_4006FH5_PAL] = { /* TEMIC PAL */
232 .name = "Temic PAL_BG (4006FH5)",
233 .thresh1= 16 * 170.00 /*MHz*/,
234 .thresh2= 16 * 450.00 /*MHz*/,
240 [TUNER_ALPS_TSHC6_NTSC] = { /* Alps NTSC */
241 .name = "Alps TSCH6",
242 .thresh1= 16 * 137.25 /*MHz*/,
243 .thresh2= 16 * 385.25 /*MHz*/,
249 [TUNER_TEMIC_PAL_DK] = { /* TEMIC PAL */
250 .name = "Temic PAL_DK (4016 FY5)",
251 .thresh1= 16 * 168.25 /*MHz*/,
252 .thresh2= 16 * 456.25 /*MHz*/,
258 [TUNER_PHILIPS_NTSC_M] = { /* Philips NTSC */
259 .name = "Philips NTSC_M (MK2)",
260 .thresh1= 16 * 160.00 /*MHz*/,
261 .thresh2= 16 * 454.00 /*MHz*/,
267 [TUNER_TEMIC_4066FY5_PAL_I] = { /* TEMIC PAL_I */
268 .name = "Temic PAL_I (4066 FY5)",
269 .thresh1= 16 * 169.00 /*MHz*/,
270 .thresh2= 16 * 454.00 /*MHz*/,
276 [TUNER_TEMIC_4006FN5_MULTI_PAL] = { /* TEMIC PAL */
277 .name = "Temic PAL* auto (4006 FN5)",
278 .thresh1= 16 * 169.00 /*MHz*/,
279 .thresh2= 16 * 454.00 /*MHz*/,
287 [TUNER_TEMIC_4009FR5_PAL] = { /* TEMIC PAL */
288 .name = "Temic PAL_BG (4009 FR5) or PAL_I (4069 FR5)",
289 .thresh1= 16 * 141.00 /*MHz*/,
290 .thresh2= 16 * 464.00 /*MHz*/,
296 [TUNER_TEMIC_4039FR5_NTSC] = { /* TEMIC NTSC */
297 .name = "Temic NTSC (4039 FR5)",
298 .thresh1= 16 * 158.00 /*MHz*/,
299 .thresh2= 16 * 453.00 /*MHz*/,
305 [TUNER_TEMIC_4046FM5] = { /* TEMIC PAL */
306 .name = "Temic PAL/SECAM multi (4046 FM5)",
307 .thresh1= 16 * 169.00 /*MHz*/,
308 .thresh2= 16 * 454.00 /*MHz*/,
314 [TUNER_PHILIPS_PAL_DK] = { /* Philips PAL */
315 .name = "Philips PAL_DK (FI1256 and compatibles)",
316 .thresh1= 16 * 170.00 /*MHz*/,
317 .thresh2= 16 * 450.00 /*MHz*/,
323 [TUNER_PHILIPS_FQ1216ME] = { /* Philips PAL */
324 .name = "Philips PAL/SECAM multi (FQ1216ME)",
325 .thresh1= 16 * 170.00 /*MHz*/,
326 .thresh2= 16 * 450.00 /*MHz*/,
332 [TUNER_LG_PAL_I_FM] = { /* LGINNOTEK PAL_I */
333 .name = "LG PAL_I+FM (TAPC-I001D)",
334 .thresh1= 16 * 170.00 /*MHz*/,
335 .thresh2= 16 * 450.00 /*MHz*/,
341 [TUNER_LG_PAL_I] = { /* LGINNOTEK PAL_I */
342 .name = "LG PAL_I (TAPC-I701D)",
343 .thresh1= 16 * 170.00 /*MHz*/,
344 .thresh2= 16 * 450.00 /*MHz*/,
350 [TUNER_LG_NTSC_FM] = { /* LGINNOTEK NTSC */
351 .name = "LG NTSC+FM (TPI8NSR01F)",
352 .thresh1= 16 * 210.00 /*MHz*/,
353 .thresh2= 16 * 497.00 /*MHz*/,
359 [TUNER_LG_PAL_FM] = { /* LGINNOTEK PAL */
360 .name = "LG PAL_BG+FM (TPI8PSB01D)",
361 .thresh1= 16 * 170.00 /*MHz*/,
362 .thresh2= 16 * 450.00 /*MHz*/,
368 [TUNER_LG_PAL] = { /* LGINNOTEK PAL */
369 .name = "LG PAL_BG (TPI8PSB11D)",
370 .thresh1= 16 * 170.00 /*MHz*/,
371 .thresh2= 16 * 450.00 /*MHz*/,
379 [TUNER_TEMIC_4009FN5_MULTI_PAL_FM] = { /* TEMIC PAL */
380 .name = "Temic PAL* auto + FM (4009 FN5)",
381 .thresh1= 16 * 141.00 /*MHz*/,
382 .thresh2= 16 * 464.00 /*MHz*/,
388 [TUNER_SHARP_2U5JF5540_NTSC] = { /* SHARP NTSC */
389 .name = "SHARP NTSC_JP (2U5JF5540)",
390 .thresh1= 16 * 137.25 /*MHz*/,
391 .thresh2= 16 * 317.25 /*MHz*/,
397 [TUNER_Samsung_PAL_TCPM9091PD27] = { /* Samsung PAL */
398 .name = "Samsung PAL TCPM9091PD27",
399 .thresh1= 16 * 169 /*MHz*/,
400 .thresh2= 16 * 464 /*MHz*/,
406 [TUNER_MT2032] = { /* Microtune PAL|NTSC */
407 .name = "MT20xx universal",
408 /* see mt20xx.c for details */ },
409 [TUNER_TEMIC_4106FH5] = { /* TEMIC PAL */
410 .name = "Temic PAL_BG (4106 FH5)",
411 .thresh1= 16 * 141.00 /*MHz*/,
412 .thresh2= 16 * 464.00 /*MHz*/,
418 [TUNER_TEMIC_4012FY5] = { /* TEMIC PAL */
419 .name = "Temic PAL_DK/SECAM_L (4012 FY5)",
420 .thresh1= 16 * 140.25 /*MHz*/,
421 .thresh2= 16 * 463.25 /*MHz*/,
427 [TUNER_TEMIC_4136FY5] = { /* TEMIC NTSC */
428 .name = "Temic NTSC (4136 FY5)",
429 .thresh1= 16 * 158.00 /*MHz*/,
430 .thresh2= 16 * 453.00 /*MHz*/,
436 [TUNER_LG_PAL_NEW_TAPC] = { /* LGINNOTEK PAL */
437 .name = "LG PAL (newer TAPC series)",
438 .thresh1= 16 * 170.00 /*MHz*/,
439 .thresh2= 16 * 450.00 /*MHz*/,
445 [TUNER_PHILIPS_FM1216ME_MK3] = { /* Philips PAL */
446 .name = "Philips PAL/SECAM multi (FM1216ME MK3)",
447 .thresh1= 16 * 158.00 /*MHz*/,
448 .thresh2= 16 * 442.00 /*MHz*/,
454 [TUNER_LG_NTSC_NEW_TAPC] = { /* LGINNOTEK NTSC */
455 .name = "LG NTSC (newer TAPC series)",
456 .thresh1= 16 * 170.00 /*MHz*/,
457 .thresh2= 16 * 450.00 /*MHz*/,
465 [TUNER_HITACHI_NTSC] = { /* HITACHI NTSC */
466 .name = "HITACHI V7-J180AT",
467 .thresh1= 16 * 170.00 /*MHz*/,
468 .thresh2= 16 * 450.00 /*MHz*/,
474 [TUNER_PHILIPS_PAL_MK] = { /* Philips PAL */
475 .name = "Philips PAL_MK (FI1216 MK)",
476 .thresh1= 16 * 140.25 /*MHz*/,
477 .thresh2= 16 * 463.25 /*MHz*/,
483 [TUNER_PHILIPS_ATSC] = { /* Philips ATSC */
484 .name = "Philips 1236D ATSC/NTSC dual in",
485 .thresh1= 16 * 157.25 /*MHz*/,
486 .thresh2= 16 * 454.00 /*MHz*/,
492 [TUNER_PHILIPS_FM1236_MK3] = { /* Philips NTSC */
493 .name = "Philips NTSC MK3 (FM1236MK3 or FM1236/F)",
494 .thresh1= 16 * 160.00 /*MHz*/,
495 .thresh2= 16 * 442.00 /*MHz*/,
501 [TUNER_PHILIPS_4IN1] = { /* Philips NTSC */
502 .name = "Philips 4 in 1 (ATI TV Wonder Pro/Conexant)",
503 .thresh1= 16 * 160.00 /*MHz*/,
504 .thresh2= 16 * 442.00 /*MHz*/,
510 [TUNER_MICROTUNE_4049FM5] = { /* Microtune PAL */
511 .name = "Microtune 4049 FM5",
512 .thresh1= 16 * 141.00 /*MHz*/,
513 .thresh2= 16 * 464.00 /*MHz*/,
519 [TUNER_PANASONIC_VP27] = { /* Panasonic NTSC */
520 .name = "Panasonic VP27s/ENGE4324D",
521 .thresh1= 16 * 160.00 /*MHz*/,
522 .thresh2= 16 * 454.00 /*MHz*/,
528 [TUNER_LG_NTSC_TAPE] = { /* LGINNOTEK NTSC */
529 .name = "LG NTSC (TAPE series)",
530 .thresh1= 16 * 160.00 /*MHz*/,
531 .thresh2= 16 * 442.00 /*MHz*/,
537 [TUNER_TNF_8831BGFF] = { /* Philips PAL */
538 .name = "Tenna TNF 8831 BGFF)",
539 .thresh1= 16 * 161.25 /*MHz*/,
540 .thresh2= 16 * 463.25 /*MHz*/,
546 [TUNER_MICROTUNE_4042FI5] = { /* Microtune NTSC */
547 .name = "Microtune 4042 FI5 ATSC/NTSC dual in",
548 .thresh1= 16 * 162.00 /*MHz*/,
549 .thresh2= 16 * 457.00 /*MHz*/,
557 [TUNER_TCL_2002N] = { /* TCL NTSC */
559 .thresh1= 16 * 172.00 /*MHz*/,
560 .thresh2= 16 * 448.00 /*MHz*/,
566 [TUNER_PHILIPS_FM1256_IH3] = { /* Philips PAL */
567 .name = "Philips PAL/SECAM_D (FM 1256 I-H3)",
568 .thresh1= 16 * 160.00 /*MHz*/,
569 .thresh2= 16 * 442.00 /*MHz*/,
575 [TUNER_THOMSON_DTT7610] = { /* THOMSON ATSC */
576 .name = "Thomson DTT 7610 (ATSC/NTSC)",
577 .thresh1= 16 * 157.25 /*MHz*/,
578 .thresh2= 16 * 454.00 /*MHz*/,
584 [TUNER_PHILIPS_FQ1286] = { /* Philips NTSC */
585 .name = "Philips FQ1286",
586 .thresh1= 16 * 160.00 /*MHz*/,
587 .thresh2= 16 * 454.00 /*MHz*/,
593 [TUNER_PHILIPS_TDA8290] = { /* Philips PAL|NTSC */
594 .name = "tda8290+75",
595 /* see tda8290.c for details */ },
596 [TUNER_TCL_2002MB] = { /* TCL PAL */
597 .name = "TCL 2002MB",
598 .thresh1= 16 * 170.00 /*MHz*/,
599 .thresh2= 16 * 450.00 /*MHz*/,
605 [TUNER_PHILIPS_FQ1216AME_MK4] = { /* Philips PAL */
606 .name = "Philips PAL/SECAM multi (FQ1216AME MK4)",
607 .thresh1= 16 * 160.00 /*MHz*/,
608 .thresh2= 16 * 442.00 /*MHz*/,
614 [TUNER_PHILIPS_FQ1236A_MK4] = { /* Philips NTSC */
615 .name = "Philips FQ1236A MK4",
616 .thresh1= 16 * 160.00 /*MHz*/,
617 .thresh2= 16 * 442.00 /*MHz*/,
623 [TUNER_YMEC_TVF_8531MF] = { /* Philips NTSC */
624 .name = "Ymec TVision TVF-8531MF/8831MF/8731MF",
625 .thresh1= 16 * 160.00 /*MHz*/,
626 .thresh2= 16 * 454.00 /*MHz*/,
632 [TUNER_YMEC_TVF_5533MF] = { /* Philips NTSC */
633 .name = "Ymec TVision TVF-5533MF",
634 .thresh1= 16 * 160.00 /*MHz*/,
635 .thresh2= 16 * 454.00 /*MHz*/,
643 [TUNER_THOMSON_DTT761X] = { /* THOMSON ATSC */
644 /* DTT 7611 7611A 7612 7613 7613A 7614 7615 7615A */
645 .name = "Thomson DTT 761X (ATSC/NTSC)",
646 .thresh1= 16 * 145.25 /*MHz*/,
647 .thresh2= 16 * 415.25 /*MHz*/,
653 [TUNER_TENA_9533_DI] = { /* Philips PAL */
654 .name = "Tena TNF9533-D/IF/TNF9533-B/DF",
655 .thresh1= 16 * 160.25 /*MHz*/,
656 .thresh2= 16 * 464.25 /*MHz*/,
662 [TUNER_TEA5767] = { /* Philips RADIO */
663 .name = "Philips TEA5767HN FM Radio",
664 /* see tea5767.c for details */},
665 [TUNER_PHILIPS_FMD1216ME_MK3] = { /* Philips PAL */
666 .name = "Philips FMD1216ME MK3 Hybrid Tuner",
667 .thresh1= 16 * 160.00 /*MHz*/,
668 .thresh2= 16 * 442.00 /*MHz*/,
674 [TUNER_LG_TDVS_H062F] = { /* LGINNOTEK ATSC */
675 .name = "LG TDVS-H062F/TUA6034",
676 .thresh1= 16 * 160.00 /*MHz*/,
677 .thresh2= 16 * 455.00 /*MHz*/,
683 [TUNER_YMEC_TVF66T5_B_DFF] = { /* Philips PAL */
684 .name = "Ymec TVF66T5-B/DFF",
685 .thresh1= 16 * 160.25 /*MHz*/,
686 .thresh2= 16 * 464.25 /*MHz*/,
692 [TUNER_LG_NTSC_TALN_MINI] = { /* LGINNOTEK NTSC */
693 .name = "LG NTSC (TALN mini series)",
694 .thresh1= 16 * 137.25 /*MHz*/,
695 .thresh2= 16 * 373.25 /*MHz*/,
701 [TUNER_PHILIPS_TD1316] = { /* Philips PAL */
702 .name = "Philips TD1316 Hybrid Tuner",
703 .thresh1= 16 * 160.00 /*MHz*/,
704 .thresh2= 16 * 442.00 /*MHz*/,
710 [TUNER_PHILIPS_TUV1236D] = { /* Philips ATSC */
711 .name = "Philips TUV1236D ATSC/NTSC dual in",
712 .thresh1= 16 * 157.25 /*MHz*/,
713 .thresh2= 16 * 454.00 /*MHz*/,
719 [TUNER_TNF_5335MF] = { /* Philips NTSC */
720 .name = "Tena TNF 5335 MF",
721 .thresh1= 16 * 157.25 /*MHz*/,
722 .thresh2= 16 * 454.00 /*MHz*/,
730 unsigned const int tuner_count = ARRAY_SIZE(tuners);
732 /* ---------------------------------------------------------------------- */
734 static int tuner_getstatus(struct i2c_client *c)
738 if (1 != i2c_master_recv(c,&byte,1))
744 static int tuner_signal(struct i2c_client *c)
746 return (tuner_getstatus(c) & TUNER_SIGNAL) << 13;
749 static int tuner_stereo(struct i2c_client *c)
752 struct tuner *t = i2c_get_clientdata(c);
754 status = tuner_getstatus (c);
757 case TUNER_PHILIPS_FM1216ME_MK3:
758 case TUNER_PHILIPS_FM1236_MK3:
759 case TUNER_PHILIPS_FM1256_IH3:
760 stereo = ((status & TUNER_SIGNAL) == TUNER_STEREO_MK3);
763 stereo = status & TUNER_STEREO;
770 /* ---------------------------------------------------------------------- */
772 static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
774 struct tuner *t = i2c_get_clientdata(c);
775 u8 config, tuneraddr;
777 struct tunertype *tun;
778 unsigned char buffer[4];
781 tun = &tuners[t->type];
782 if (freq < tun->thresh1) {
784 tuner_dbg("tv: VHF lowrange\n");
785 } else if (freq < tun->thresh2) {
787 tuner_dbg("tv: VHF high range\n");
790 tuner_dbg("tv: UHF range\n");
794 /* tv norm specific stuff for multi-norm tuners */
796 case TUNER_PHILIPS_SECAM: // FI1216MF
797 /* 0x01 -> ??? no change ??? */
798 /* 0x02 -> PAL BDGHI / SECAM L */
799 /* 0x04 -> ??? PAL others / SECAM others ??? */
801 if (t->std & V4L2_STD_SECAM)
805 case TUNER_TEMIC_4046FM5:
808 if (t->std & V4L2_STD_PAL_BG) {
809 config |= TEMIC_SET_PAL_BG;
811 } else if (t->std & V4L2_STD_PAL_I) {
812 config |= TEMIC_SET_PAL_I;
814 } else if (t->std & V4L2_STD_PAL_DK) {
815 config |= TEMIC_SET_PAL_DK;
817 } else if (t->std & V4L2_STD_SECAM_L) {
818 config |= TEMIC_SET_PAL_L;
823 case TUNER_PHILIPS_FQ1216ME:
826 if (t->std & (V4L2_STD_PAL_BG|V4L2_STD_PAL_DK)) {
827 config |= PHILIPS_SET_PAL_BGDK;
829 } else if (t->std & V4L2_STD_PAL_I) {
830 config |= PHILIPS_SET_PAL_I;
832 } else if (t->std & V4L2_STD_SECAM_L) {
833 config |= PHILIPS_SET_PAL_L;
838 case TUNER_PHILIPS_ATSC:
839 /* 0x00 -> ATSC antenna input 1 */
840 /* 0x01 -> ATSC antenna input 2 */
841 /* 0x02 -> NTSC antenna input 1 */
842 /* 0x03 -> NTSC antenna input 2 */
844 if (!(t->std & V4L2_STD_ATSC))
849 case TUNER_MICROTUNE_4042FI5:
850 /* Set the charge pump for fast tuning */
851 tun->config |= TUNER_CHARGE_PUMP;
854 case TUNER_PHILIPS_TUV1236D:
855 /* 0x40 -> ATSC antenna input 1 */
856 /* 0x48 -> ATSC antenna input 2 */
857 /* 0x00 -> NTSC antenna input 1 */
858 /* 0x08 -> NTSC antenna input 2 */
864 if (t->std & V4L2_STD_ATSC) {
868 /* set to the correct mode (analog or digital) */
871 if (2 != (rc = i2c_master_send(c,&buffer[0],2)))
872 tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc);
873 if (2 != (rc = i2c_master_send(c,&buffer[2],2)))
874 tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc);
881 * Philips FI1216MK2 remark from specification :
882 * for channel selection involving band switching, and to ensure
883 * smooth tuning to the desired channel without causing
884 * unnecessary charge pump action, it is recommended to consider
885 * the difference between wanted channel frequency and the
886 * current channel frequency. Unnecessary charge pump action
887 * will result in very low tuning voltage which may drive the
888 * oscillator to extreme conditions.
890 * Progfou: specification says to send config data before
891 * frequency in case (wanted frequency < current frequency).
894 /* IFPCoff = Video Intermediate Frequency - Vif:
895 940 =16*58.75 NTSC/J (Japan)
896 732 =16*45.75 M/N STD
897 704 =16*44 ATSC (at DVB code)
899 622.4=16*38.90 B/G D/K I, L STD
900 592 =16*37.00 D China
901 590 =16.36.875 B Australia
902 543.2=16*33.95 L' STD
903 171.2=16*10.70 FM Radio (at set_radio_freq)
906 if (t->std == V4L2_STD_NTSC_M_JP) {
908 } else if ((t->std & V4L2_STD_MN) &&
909 !(t->std & ~V4L2_STD_MN)) {
911 } else if (t->std == V4L2_STD_SECAM_LC) {
917 div=freq + IFPCoff + offset;
919 tuner_dbg("Freq= %d.%02d MHz, V_IF=%d.%02d MHz, Offset=%d.%02d MHz, div=%0d\n",
920 freq / 16, freq % 16 * 100 / 16,
921 IFPCoff / 16, IFPCoff % 16 * 100 / 16,
922 offset / 16, offset % 16 * 100 / 16,
925 if (t->type == TUNER_PHILIPS_SECAM && freq < t->freq) {
926 buffer[0] = tun->config;
928 buffer[2] = (div>>8) & 0x7f;
929 buffer[3] = div & 0xff;
931 buffer[0] = (div>>8) & 0x7f;
932 buffer[1] = div & 0xff;
933 buffer[2] = tun->config;
936 tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
937 buffer[0],buffer[1],buffer[2],buffer[3]);
939 if (4 != (rc = i2c_master_send(c,buffer,4)))
940 tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
942 if (t->type == TUNER_MICROTUNE_4042FI5) {
943 // FIXME - this may also work for other tuners
944 unsigned long timeout = jiffies + msecs_to_jiffies(1);
947 /* Wait until the PLL locks */
949 if (time_after(jiffies,timeout))
951 if (1 != (rc = i2c_master_recv(c,&status_byte,1))) {
952 tuner_warn("i2c i/o read error: rc == %d (should be 1)\n",rc);
955 if (status_byte & TUNER_PLL_LOCKED)
960 /* Set the charge pump for optimized phase noise figure */
961 tun->config &= ~TUNER_CHARGE_PUMP;
962 buffer[0] = (div>>8) & 0x7f;
963 buffer[1] = div & 0xff;
964 buffer[2] = tun->config;
966 tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
967 buffer[0],buffer[1],buffer[2],buffer[3]);
969 if (4 != (rc = i2c_master_send(c,buffer,4)))
970 tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
974 static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
976 struct tunertype *tun;
977 struct tuner *t = i2c_get_clientdata(c);
978 unsigned char buffer[4];
982 tun = &tuners[t->type];
983 div = (20 * freq / 16000) + (int)(20*10.7); /* IF 10.7 MHz */
984 buffer[2] = (tun->config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */
987 case TUNER_TENA_9533_DI:
988 case TUNER_YMEC_TVF_5533MF:
989 tuner_dbg ("This tuner doesn't have FM. Most cards has a TEA5767 for FM\n");
991 case TUNER_PHILIPS_FM1216ME_MK3:
992 case TUNER_PHILIPS_FM1236_MK3:
993 case TUNER_PHILIPS_FMD1216ME_MK3:
996 case TUNER_PHILIPS_FM1256_IH3:
997 div = (20 * freq) / 16000 + (int)(33.3 * 20); /* IF 33.3 MHz */
1000 case TUNER_LG_PAL_FM:
1003 case TUNER_MICROTUNE_4049FM5:
1004 div = (20 * freq) / 16000 + (int)(33.3 * 20); /* IF 33.3 MHz */
1011 buffer[0] = (div>>8) & 0x7f;
1012 buffer[1] = div & 0xff;
1014 tuner_dbg("radio 0x%02x 0x%02x 0x%02x 0x%02x\n",
1015 buffer[0],buffer[1],buffer[2],buffer[3]);
1017 if (4 != (rc = i2c_master_send(c,buffer,4)))
1018 tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
1021 int default_tuner_init(struct i2c_client *c)
1023 struct tuner *t = i2c_get_clientdata(c);
1025 tuner_info("type set to %d (%s)\n",
1026 t->type, tuners[t->type].name);
1027 strlcpy(c->name, tuners[t->type].name, sizeof(c->name));
1029 t->tv_freq = default_set_tv_freq;
1030 t->radio_freq = default_set_radio_freq;
1031 t->has_signal = tuner_signal;
1032 t->is_stereo = tuner_stereo;
1039 * Overrides for Emacs so that we follow Linus's tabbing style.
1040 * ---------------------------------------------------------------------------