2 * $Id: tuner-simple.c,v 1.31 2005/06/21 16:02:25 mkrufky Exp $
4 * i2c tv tuner chip device driver
5 * controls all those simple 4-control-bytes style tuners.
7 #include <linux/delay.h>
9 #include <linux/videodev.h>
10 #include <media/tuner.h>
12 /* ---------------------------------------------------------------------- */
14 /* tv standard selection for Temic 4046 FM5
15 this value takes the low bits of control byte 2
16 from datasheet Rev.01, Feb.00
18 picture IF 38.9 38.9 38.9 33.95 38.9
19 sound 1 33.4 32.9 32.4 40.45 32.4
21 NICAM 33.05 32.348 33.05 33.05
23 #define TEMIC_SET_PAL_I 0x05
24 #define TEMIC_SET_PAL_DK 0x09
25 #define TEMIC_SET_PAL_L 0x0a // SECAM ?
26 #define TEMIC_SET_PAL_L2 0x0b // change IF !
27 #define TEMIC_SET_PAL_BG 0x0c
29 /* tv tuner system standard selection for Philips FQ1216ME
30 this value takes the low bits of control byte 2
31 from datasheet "1999 Nov 16" (supersedes "1999 Mar 23")
33 picture carrier 38.90 38.90 38.90 38.90 33.95
34 colour 34.47 34.47 34.47 34.47 38.38
35 sound 1 33.40 32.40 32.90 32.40 40.45
37 NICAM 33.05 33.05 32.35 33.05 39.80
39 #define PHILIPS_SET_PAL_I 0x01 /* Bit 2 always zero !*/
40 #define PHILIPS_SET_PAL_BGDK 0x09
41 #define PHILIPS_SET_PAL_L2 0x0a
42 #define PHILIPS_SET_PAL_L 0x0b
44 /* system switching for Philips FI1216MF MK2
45 from datasheet "1996 Jul 09",
47 picture carrier 38.90 38.90 33.95
48 colour 34.47 34.37 38.38
49 sound 1 33.40 32.40 40.45
51 NICAM 33.05 33.05 39.80
53 #define PHILIPS_MF_SET_BG 0x01 /* Bit 2 must be zero, Bit 3 is system output */
54 #define PHILIPS_MF_SET_PAL_L 0x03 // France
55 #define PHILIPS_MF_SET_PAL_L2 0x02 // L'
58 /* ---------------------------------------------------------------------- */
66 unsigned short thresh1
; /* band switch VHF_LO <=> VHF_HI */
67 unsigned short thresh2
; /* band switch VHF_HI <=> UHF */
72 unsigned short IFPCoff
; /* 622.4=16*38.90 MHz PAL,
74 940 =16*58.75 NTSC-Japan
79 * The floats in the tuner struct are computed at compile time
80 * by gcc and cast back to integers. Thus we don't violate the
81 * "no float in kernel" rule.
83 static struct tunertype tuners
[] = {
84 { "Temic PAL (4002 FH5)", TEMIC
, PAL
,
85 16*140.25,16*463.25,0x02,0x04,0x01,0x8e,623},
86 { "Philips PAL_I (FI1246 and compatibles)", Philips
, PAL_I
,
87 16*140.25,16*463.25,0xa0,0x90,0x30,0x8e,623},
88 { "Philips NTSC (FI1236,FM1236 and compatibles)", Philips
, NTSC
,
89 16*157.25,16*451.25,0xA0,0x90,0x30,0x8e,732},
90 { "Philips (SECAM+PAL_BG) (FI1216MF, FM1216MF, FR1216MF)", Philips
, SECAM
,
91 16*168.25,16*447.25,0xA7,0x97,0x37,0x8e,623},
93 { "NoTuner", NoTuner
, NOTUNER
,
94 0,0,0x00,0x00,0x00,0x00,0x00},
95 { "Philips PAL_BG (FI1216 and compatibles)", Philips
, PAL
,
96 16*168.25,16*447.25,0xA0,0x90,0x30,0x8e,623},
97 { "Temic NTSC (4032 FY5)", TEMIC
, NTSC
,
98 16*157.25,16*463.25,0x02,0x04,0x01,0x8e,732},
99 { "Temic PAL_I (4062 FY5)", TEMIC
, PAL_I
,
100 16*170.00,16*450.00,0x02,0x04,0x01,0x8e,623},
102 { "Temic NTSC (4036 FY5)", TEMIC
, NTSC
,
103 16*157.25,16*463.25,0xa0,0x90,0x30,0x8e,732},
104 { "Alps HSBH1", TEMIC
, NTSC
,
105 16*137.25,16*385.25,0x01,0x02,0x08,0x8e,732},
106 { "Alps TSBE1",TEMIC
,PAL
,
107 16*137.25,16*385.25,0x01,0x02,0x08,0x8e,732},
108 { "Alps TSBB5", Alps
, PAL_I
, /* tested (UK UHF) with Modulartech MM205 */
109 16*133.25,16*351.25,0x01,0x02,0x08,0x8e,632},
111 { "Alps TSBE5", Alps
, PAL
, /* untested - data sheet guess. Only IF differs. */
112 16*133.25,16*351.25,0x01,0x02,0x08,0x8e,622},
113 { "Alps TSBC5", Alps
, PAL
, /* untested - data sheet guess. Only IF differs. */
114 16*133.25,16*351.25,0x01,0x02,0x08,0x8e,608},
115 { "Temic PAL_BG (4006FH5)", TEMIC
, PAL
,
116 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
117 { "Alps TSCH6",Alps
,NTSC
,
118 16*137.25,16*385.25,0x14,0x12,0x11,0x8e,732},
120 { "Temic PAL_DK (4016 FY5)",TEMIC
,PAL
,
121 16*168.25,16*456.25,0xa0,0x90,0x30,0x8e,623},
122 { "Philips NTSC_M (MK2)",Philips
,NTSC
,
123 16*160.00,16*454.00,0xa0,0x90,0x30,0x8e,732},
124 { "Temic PAL_I (4066 FY5)", TEMIC
, PAL_I
,
125 16*169.00, 16*454.00, 0xa0,0x90,0x30,0x8e,623},
126 { "Temic PAL* auto (4006 FN5)", TEMIC
, PAL
,
127 16*169.00, 16*454.00, 0xa0,0x90,0x30,0x8e,623},
129 { "Temic PAL_BG (4009 FR5) or PAL_I (4069 FR5)", TEMIC
, PAL
,
130 16*141.00, 16*464.00, 0xa0,0x90,0x30,0x8e,623},
131 { "Temic NTSC (4039 FR5)", TEMIC
, NTSC
,
132 16*158.00, 16*453.00, 0xa0,0x90,0x30,0x8e,732},
133 { "Temic PAL/SECAM multi (4046 FM5)", TEMIC
, PAL
,
134 16*169.00, 16*454.00, 0xa0,0x90,0x30,0x8e,623},
135 { "Philips PAL_DK (FI1256 and compatibles)", Philips
, PAL
,
136 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
138 { "Philips PAL/SECAM multi (FQ1216ME)", Philips
, PAL
,
139 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
140 { "LG PAL_I+FM (TAPC-I001D)", LGINNOTEK
, PAL_I
,
141 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
142 { "LG PAL_I (TAPC-I701D)", LGINNOTEK
, PAL_I
,
143 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
144 { "LG NTSC+FM (TPI8NSR01F)", LGINNOTEK
, NTSC
,
145 16*210.00,16*497.00,0xa0,0x90,0x30,0x8e,732},
147 { "LG PAL_BG+FM (TPI8PSB01D)", LGINNOTEK
, PAL
,
148 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
149 { "LG PAL_BG (TPI8PSB11D)", LGINNOTEK
, PAL
,
150 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623},
151 { "Temic PAL* auto + FM (4009 FN5)", TEMIC
, PAL
,
152 16*141.00, 16*464.00, 0xa0,0x90,0x30,0x8e,623},
153 { "SHARP NTSC_JP (2U5JF5540)", SHARP
, NTSC
, /* 940=16*58.75 NTSC@Japan */
154 16*137.25,16*317.25,0x01,0x02,0x08,0x8e,940 },
156 { "Samsung PAL TCPM9091PD27", Samsung
, PAL
, /* from sourceforge v3tv */
157 16*169,16*464,0xA0,0x90,0x30,0x8e,623},
158 { "MT20xx universal", Microtune
,PAL
|NTSC
,
159 /* see mt20xx.c for details */ },
160 { "Temic PAL_BG (4106 FH5)", TEMIC
, PAL
,
161 16*141.00, 16*464.00, 0xa0,0x90,0x30,0x8e,623},
162 { "Temic PAL_DK/SECAM_L (4012 FY5)", TEMIC
, PAL
,
163 16*140.25, 16*463.25, 0x02,0x04,0x01,0x8e,623},
165 { "Temic NTSC (4136 FY5)", TEMIC
, NTSC
,
166 16*158.00, 16*453.00, 0xa0,0x90,0x30,0x8e,732},
167 { "LG PAL (newer TAPC series)", LGINNOTEK
, PAL
,
168 16*170.00, 16*450.00, 0x01,0x02,0x08,0x8e,623},
169 { "Philips PAL/SECAM multi (FM1216ME MK3)", Philips
, PAL
,
170 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,623 },
171 { "LG NTSC (newer TAPC series)", LGINNOTEK
, NTSC
,
172 16*170.00, 16*450.00, 0x01,0x02,0x08,0x8e,732},
174 { "HITACHI V7-J180AT", HITACHI
, NTSC
,
175 16*170.00, 16*450.00, 0x01,0x02,0x08,0x8e,940 },
176 { "Philips PAL_MK (FI1216 MK)", Philips
, PAL
,
177 16*140.25,16*463.25,0x01,0xc2,0xcf,0x8e,623},
178 { "Philips 1236D ATSC/NTSC daul in",Philips
,ATSC
,
179 16*157.25,16*454.00,0xa0,0x90,0x30,0x8e,732},
180 { "Philips NTSC MK3 (FM1236MK3 or FM1236/F)", Philips
, NTSC
,
181 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732},
183 { "Philips 4 in 1 (ATI TV Wonder Pro/Conexant)", Philips
, NTSC
,
184 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732},
185 { "Microtune 4049 FM5",Microtune
,PAL
,
186 16*141.00,16*464.00,0xa0,0x90,0x30,0x8e,623},
187 { "Panasonic VP27s/ENGE4324D", Panasonic
, NTSC
,
188 16*160.00,16*454.00,0x01,0x02,0x08,0xce,940},
189 { "LG NTSC (TAPE series)", LGINNOTEK
, NTSC
,
190 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732 },
192 { "Tenna TNF 8831 BGFF)", Philips
, PAL
,
193 16*161.25,16*463.25,0xa0,0x90,0x30,0x8e,623},
194 { "Microtune 4042 FI5 ATSC/NTSC dual in", Microtune
, NTSC
,
195 16*162.00,16*457.00,0xa2,0x94,0x31,0x8e,732},
196 { "TCL 2002N", TCL
, NTSC
,
197 16*172.00,16*448.00,0x01,0x02,0x08,0x8e,732},
198 { "Philips PAL/SECAM_D (FM 1256 I-H3)", Philips
, PAL
,
199 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,623 },
201 { "Thomson DDT 7610 (ATSC/NTSC)", THOMSON
, ATSC
,
202 16*157.25,16*454.00,0x39,0x3a,0x3c,0x8e,732},
203 { "Philips FQ1286", Philips
, NTSC
,
204 16*160.00,16*454.00,0x41,0x42,0x04,0x8e,940}, // UHF band untested
205 { "tda8290+75", Philips
,PAL
|NTSC
,
206 /* see tda8290.c for details */ },
207 { "LG PAL (TAPE series)", LGINNOTEK
, PAL
,
208 16*170.00, 16*450.00, 0x01,0x02,0x08,0xce,623},
210 { "Philips PAL/SECAM multi (FQ1216AME MK4)", Philips
, PAL
,
211 16*160.00,16*442.00,0x01,0x02,0x04,0xce,623 },
212 { "Philips FQ1236A MK4", Philips
, NTSC
,
213 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732 },
215 /* Should work for TVF8531MF, TVF8831MF, TVF8731MF */
216 { "Ymec TVision TVF-8531MF", Philips
, NTSC
,
217 16*160.00,16*454.00,0xa0,0x90,0x30,0x8e,732},
218 { "Ymec TVision TVF-5533MF", Philips
, NTSC
,
219 16*160.00,16*454.00,0x01,0x02,0x04,0x8e,732},
220 { "Thomson DDT 7611 (ATSC/NTSC)", THOMSON
, ATSC
,
221 16*157.25,16*454.00,0x39,0x3a,0x3c,0x8e,732},
222 /* Should work for TNF9533-D/IF, TNF9533-B/DF */
223 { "Tena TNF9533-D/IF", Philips
, PAL
,
224 16*160.25,16*464.25,0x01,0x02,0x04,0x8e,623},
226 /* This entry is for TEA5767 FM radio only chip used on several boards w/TV tuner */
227 { TEA5767_TUNER_NAME
, Philips
, RADIO
,
228 -1, -1, 0, 0, 0, TEA5767_LOW_LO_32768
,0},
229 { "Philips FMD1216ME MK3 Hybrid Tuner", Philips
, PAL
,
230 16*160.00,16*442.00,0x51,0x52,0x54,0x86,623 },
233 unsigned const int tuner_count
= ARRAY_SIZE(tuners
);
235 /* ---------------------------------------------------------------------- */
237 static int tuner_getstatus(struct i2c_client
*c
)
241 if (1 != i2c_master_recv(c
,&byte
,1))
247 #define TUNER_POR 0x80
248 #define TUNER_FL 0x40
249 #define TUNER_MODE 0x38
250 #define TUNER_AFC 0x07
252 #define TUNER_STEREO 0x10 /* radio mode */
253 #define TUNER_STEREO_MK3 0x04 /* radio mode */
254 #define TUNER_SIGNAL 0x07 /* radio mode */
256 static int tuner_signal(struct i2c_client
*c
)
258 return (tuner_getstatus(c
) & TUNER_SIGNAL
) << 13;
261 static int tuner_stereo(struct i2c_client
*c
)
264 struct tuner
*t
= i2c_get_clientdata(c
);
266 status
= tuner_getstatus (c
);
269 case TUNER_PHILIPS_FM1216ME_MK3
:
270 case TUNER_PHILIPS_FM1236_MK3
:
271 case TUNER_PHILIPS_FM1256_IH3
:
272 stereo
= ((status
& TUNER_SIGNAL
) == TUNER_STEREO_MK3
);
275 stereo
= status
& TUNER_STEREO
;
282 static int tuner_islocked (struct i2c_client
*c
)
284 return (tuner_getstatus (c
) & TUNER_FL
);
287 static int tuner_afcstatus (struct i2c_client
*c
)
289 return (tuner_getstatus (c
) & TUNER_AFC
) - 2;
292 static int tuner_mode (struct i2c_client
*c
)
294 return (tuner_getstatus (c
) & TUNER_MODE
) >> 3;
298 /* ---------------------------------------------------------------------- */
300 static void default_set_tv_freq(struct i2c_client
*c
, unsigned int freq
)
302 struct tuner
*t
= i2c_get_clientdata(c
);
305 struct tunertype
*tun
;
306 unsigned char buffer
[4];
309 tun
= &tuners
[t
->type
];
310 if (freq
< tun
->thresh1
) {
312 tuner_dbg("tv: VHF lowrange\n");
313 } else if (freq
< tun
->thresh2
) {
315 tuner_dbg("tv: VHF high range\n");
318 tuner_dbg("tv: UHF range\n");
322 /* tv norm specific stuff for multi-norm tuners */
324 case TUNER_PHILIPS_SECAM
: // FI1216MF
325 /* 0x01 -> ??? no change ??? */
326 /* 0x02 -> PAL BDGHI / SECAM L */
327 /* 0x04 -> ??? PAL others / SECAM others ??? */
329 if (t
->std
& V4L2_STD_SECAM
)
333 case TUNER_TEMIC_4046FM5
:
336 if (t
->std
& V4L2_STD_PAL_BG
) {
337 config
|= TEMIC_SET_PAL_BG
;
339 } else if (t
->std
& V4L2_STD_PAL_I
) {
340 config
|= TEMIC_SET_PAL_I
;
342 } else if (t
->std
& V4L2_STD_PAL_DK
) {
343 config
|= TEMIC_SET_PAL_DK
;
345 } else if (t
->std
& V4L2_STD_SECAM_L
) {
346 config
|= TEMIC_SET_PAL_L
;
351 case TUNER_PHILIPS_FQ1216ME
:
354 if (t
->std
& (V4L2_STD_PAL_BG
|V4L2_STD_PAL_DK
)) {
355 config
|= PHILIPS_SET_PAL_BGDK
;
357 } else if (t
->std
& V4L2_STD_PAL_I
) {
358 config
|= PHILIPS_SET_PAL_I
;
360 } else if (t
->std
& V4L2_STD_SECAM_L
) {
361 config
|= PHILIPS_SET_PAL_L
;
366 case TUNER_PHILIPS_ATSC
:
367 /* 0x00 -> ATSC antenna input 1 */
368 /* 0x01 -> ATSC antenna input 2 */
369 /* 0x02 -> NTSC antenna input 1 */
370 /* 0x03 -> NTSC antenna input 2 */
372 if (!(t
->std
& V4L2_STD_ATSC
))
377 case TUNER_MICROTUNE_4042FI5
:
378 /* Set the charge pump for fast tuning */
384 * Philips FI1216MK2 remark from specification :
385 * for channel selection involving band switching, and to ensure
386 * smooth tuning to the desired channel without causing
387 * unnecessary charge pump action, it is recommended to consider
388 * the difference between wanted channel frequency and the
389 * current channel frequency. Unnecessary charge pump action
390 * will result in very low tuning voltage which may drive the
391 * oscillator to extreme conditions.
393 * Progfou: specification says to send config data before
394 * frequency in case (wanted frequency < current frequency).
397 div
=freq
+ tun
->IFPCoff
;
398 if (t
->type
== TUNER_PHILIPS_SECAM
&& freq
< t
->freq
) {
399 buffer
[0] = tun
->config
;
401 buffer
[2] = (div
>>8) & 0x7f;
402 buffer
[3] = div
& 0xff;
404 buffer
[0] = (div
>>8) & 0x7f;
405 buffer
[1] = div
& 0xff;
406 buffer
[2] = tun
->config
;
409 tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
410 buffer
[0],buffer
[1],buffer
[2],buffer
[3]);
412 if (4 != (rc
= i2c_master_send(c
,buffer
,4)))
413 tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc
);
415 if (t
->type
== TUNER_MICROTUNE_4042FI5
) {
416 // FIXME - this may also work for other tuners
417 unsigned long timeout
= jiffies
+ msecs_to_jiffies(1);
420 /* Wait until the PLL locks */
422 if (time_after(jiffies
,timeout
))
424 if (1 != (rc
= i2c_master_recv(c
,&status_byte
,1))) {
425 tuner_warn("i2c i/o read error: rc == %d (should be 1)\n",rc
);
428 /* bit 6 is PLL locked indicator */
429 if (status_byte
& 0x40)
434 /* Set the charge pump for optimized phase noise figure */
435 tun
->config
&= ~0x40;
436 buffer
[0] = (div
>>8) & 0x7f;
437 buffer
[1] = div
& 0xff;
438 buffer
[2] = tun
->config
;
440 tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
441 buffer
[0],buffer
[1],buffer
[2],buffer
[3]);
443 if (4 != (rc
= i2c_master_send(c
,buffer
,4)))
444 tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc
);
448 static void default_set_radio_freq(struct i2c_client
*c
, unsigned int freq
)
450 struct tunertype
*tun
;
451 struct tuner
*t
= i2c_get_clientdata(c
);
452 unsigned char buffer
[4];
456 tun
=&tuners
[t
->type
];
457 div
= (freq
/ 1000) + (int)(16*10.7);
458 buffer
[2] = tun
->config
;
461 case TUNER_TENA_9533_DI
:
462 case TUNER_YMEC_TVF_5533MF
:
463 /*These values are empirically determinated */
464 div
= (freq
* 122) / 16000 - 20;
465 buffer
[2] = 0x88; /* could be also 0x80 */
466 buffer
[3] = 0x19; /* could be also 0x10, 0x18, 0x99 */
468 case TUNER_PHILIPS_FM1216ME_MK3
:
469 case TUNER_PHILIPS_FM1236_MK3
:
470 case TUNER_PHILIPS_FMD1216ME_MK3
:
473 case TUNER_PHILIPS_FM1256_IH3
:
474 div
= (20 * freq
) / 16000 + 333 * 2;
478 case TUNER_LG_PAL_FM
:
485 buffer
[0] = (div
>>8) & 0x7f;
486 buffer
[1] = div
& 0xff;
488 tuner_dbg("radio 0x%02x 0x%02x 0x%02x 0x%02x\n",
489 buffer
[0],buffer
[1],buffer
[2],buffer
[3]);
491 if (4 != (rc
= i2c_master_send(c
,buffer
,4)))
492 tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc
);
495 int default_tuner_init(struct i2c_client
*c
)
497 struct tuner
*t
= i2c_get_clientdata(c
);
499 tuner_info("type set to %d (%s)\n",
500 t
->type
, tuners
[t
->type
].name
);
501 strlcpy(c
->name
, tuners
[t
->type
].name
, sizeof(c
->name
));
503 t
->tv_freq
= default_set_tv_freq
;
504 t
->radio_freq
= default_set_radio_freq
;
505 t
->has_signal
= tuner_signal
;
506 t
->is_stereo
= tuner_stereo
;
512 * Overrides for Emacs so that we follow Linus's tabbing style.
513 * ---------------------------------------------------------------------------