/* * * i2c tv tuner chip device driver * controls all those simple 4-control-bytes style tuners. */ #include #include #include #include /* ---------------------------------------------------------------------- */ /* tv standard selection for Temic 4046 FM5 this value takes the low bits of control byte 2 from datasheet Rev.01, Feb.00 standard BG I L L2 D picture IF 38.9 38.9 38.9 33.95 38.9 sound 1 33.4 32.9 32.4 40.45 32.4 sound 2 33.16 NICAM 33.05 32.348 33.05 33.05 */ #define TEMIC_SET_PAL_I 0x05 #define TEMIC_SET_PAL_DK 0x09 #define TEMIC_SET_PAL_L 0x0a // SECAM ? #define TEMIC_SET_PAL_L2 0x0b // change IF ! #define TEMIC_SET_PAL_BG 0x0c /* tv tuner system standard selection for Philips FQ1216ME this value takes the low bits of control byte 2 from datasheet "1999 Nov 16" (supersedes "1999 Mar 23") standard BG DK I L L` picture carrier 38.90 38.90 38.90 38.90 33.95 colour 34.47 34.47 34.47 34.47 38.38 sound 1 33.40 32.40 32.90 32.40 40.45 sound 2 33.16 - - - - NICAM 33.05 33.05 32.35 33.05 39.80 */ #define PHILIPS_SET_PAL_I 0x01 /* Bit 2 always zero !*/ #define PHILIPS_SET_PAL_BGDK 0x09 #define PHILIPS_SET_PAL_L2 0x0a #define PHILIPS_SET_PAL_L 0x0b /* system switching for Philips FI1216MF MK2 from datasheet "1996 Jul 09", standard BG L L' picture carrier 38.90 38.90 33.95 colour 34.47 34.37 38.38 sound 1 33.40 32.40 40.45 sound 2 33.16 - - NICAM 33.05 33.05 39.80 */ #define PHILIPS_MF_SET_BG 0x01 /* Bit 2 must be zero, Bit 3 is system output */ #define PHILIPS_MF_SET_PAL_L 0x03 // France #define PHILIPS_MF_SET_PAL_L2 0x02 // L' /* Control byte */ #define TUNER_RATIO_MASK 0x06 /* Bit cb1:cb2 */ #define TUNER_RATIO_SELECT_50 0x00 #define TUNER_RATIO_SELECT_32 0x02 #define TUNER_RATIO_SELECT_166 0x04 #define TUNER_RATIO_SELECT_62 0x06 #define TUNER_CHARGE_PUMP 0x40 /* Bit cb6 */ /* Status byte */ #define TUNER_POR 0x80 #define TUNER_FL 0x40 #define TUNER_MODE 0x38 #define TUNER_AFC 0x07 #define TUNER_SIGNAL 0x07 #define TUNER_STEREO 0x10 #define TUNER_PLL_LOCKED 0x40 #define TUNER_STEREO_MK3 0x04 /* ---------------------------------------------------------------------- */ struct tunertype { char *name; unsigned short thresh1; /* band switch VHF_LO <=> VHF_HI */ unsigned short thresh2; /* band switch VHF_HI <=> UHF */ unsigned char VHF_L; unsigned char VHF_H; unsigned char UHF; unsigned char config; }; /* * The floats in the tuner struct are computed at compile time * by gcc and cast back to integers. Thus we don't violate the * "no float in kernel" rule. */ static struct tunertype tuners[] = { /* 0-9 */ { "Temic PAL (4002 FH5)", /* TEMIC PAL */ 16*140.25, 16*463.25, 0x02, 0x04, 0x01, 0x8e}, { "Philips PAL_I (FI1246 and compatibles)", /* Philips PAL_I */ 16*140.25, 16*463.25, 0xa0, 0x90, 0x30, 0x8e}, { "Philips NTSC (FI1236,FM1236 and compatibles)", /* Philips NTSC */ 16*157.25, 16*451.25, 0xA0, 0x90, 0x30, 0x8e}, { "Philips (SECAM+PAL_BG) (FI1216MF, FM1216MF, FR1216MF)",/* Philips SECAM */ 16*168.25, 16*447.25, 0xA7, 0x97, 0x37, 0x8e}, { "NoTuner", /* NoTuner NOTUNER */ 0, 0, 0x00, 0x00, 0x00, 0x00}, { "Philips PAL_BG (FI1216 and compatibles)", /* Philips PAL */ 16*168.25, 16*447.25, 0xA0, 0x90, 0x30, 0x8e}, { "Temic NTSC (4032 FY5)", /* TEMIC NTSC */ 16*157.25, 16*463.25, 0x02, 0x04, 0x01, 0x8e}, { "Temic PAL_I (4062 FY5)", /* TEMIC PAL_I */ 16*170.00, 16*450.00, 0x02, 0x04, 0x01, 0x8e}, { "Temic NTSC (4036 FY5)", /* TEMIC NTSC */ 16*157.25, 16*463.25, 0xa0, 0x90, 0x30, 0x8e}, { "Alps HSBH1", /* TEMIC NTSC */ 16*137.25, 16*385.25, 0x01, 0x02, 0x08, 0x8e}, /* 10-19 */ { "Alps TSBE1", /* TEMIC PAL */ 16*137.25, 16*385.25, 0x01, 0x02, 0x08, 0x8e}, { "Alps TSBB5", /* Alps PAL_I */ 16*133.25, 16*351.25, 0x01, 0x02, 0x08, 0x8e}, { "Alps TSBE5", /* Alps PAL */ 16*133.25, 16*351.25, 0x01, 0x02, 0x08, 0x8e}, { "Alps TSBC5", /* Alps PAL */ 16*133.25, 16*351.25, 0x01, 0x02, 0x08, 0x8e}, { "Temic PAL_BG (4006FH5)", /* TEMIC PAL */ 16*170.00, 16*450.00, 0xa0, 0x90, 0x30, 0x8e}, { "Alps TSCH6", /* Alps NTSC */ 16*137.25, 16*385.25, 0x14, 0x12, 0x11, 0x8e}, { "Temic PAL_DK (4016 FY5)", /* TEMIC PAL */ 16*168.25, 16*456.25, 0xa0, 0x90, 0x30, 0x8e}, { "Philips NTSC_M (MK2)", /* Philips NTSC */ 16*160.00, 16*454.00, 0xa0, 0x90, 0x30, 0x8e}, { "Temic PAL_I (4066 FY5)", /* TEMIC PAL_I */ 16*169.00, 16*454.00, 0xa0, 0x90, 0x30, 0x8e}, { "Temic PAL* auto (4006 FN5)", /* TEMIC PAL */ 16*169.00, 16*454.00, 0xa0, 0x90, 0x30, 0x8e}, /* 20-29 */ { "Temic PAL_BG (4009 FR5) or PAL_I (4069 FR5)", /* TEMIC PAL */ 16*141.00, 16*464.00, 0xa0, 0x90, 0x30, 0x8e}, { "Temic NTSC (4039 FR5)", /* TEMIC NTSC */ 16*158.00, 16*453.00, 0xa0, 0x90, 0x30, 0x8e}, { "Temic PAL/SECAM multi (4046 FM5)", /* TEMIC PAL */ 16*169.00, 16*454.00, 0xa0, 0x90, 0x30, 0x8e}, { "Philips PAL_DK (FI1256 and compatibles)", /* Philips PAL */ 16*170.00, 16*450.00, 0xa0, 0x90, 0x30, 0x8e}, { "Philips PAL/SECAM multi (FQ1216ME)", /* Philips PAL */ 16*170.00, 16*450.00, 0xa0, 0x90, 0x30, 0x8e}, { "LG PAL_I+FM (TAPC-I001D)", /* LGINNOTEK PAL_I */ 16*170.00, 16*450.00, 0xa0, 0x90, 0x30, 0x8e}, { "LG PAL_I (TAPC-I701D)", /* LGINNOTEK PAL_I */ 16*170.00, 16*450.00, 0xa0, 0x90, 0x30, 0x8e}, { "LG NTSC+FM (TPI8NSR01F)", /* LGINNOTEK NTSC */ 16*210.00, 16*497.00, 0xa0, 0x90, 0x30, 0x8e}, { "LG PAL_BG+FM (TPI8PSB01D)", /* LGINNOTEK PAL */ 16*170.00, 16*450.00, 0xa0, 0x90, 0x30, 0x8e}, { "LG PAL_BG (TPI8PSB11D)", /* LGINNOTEK PAL */ 16*170.00, 16*450.00, 0xa0, 0x90, 0x30, 0x8e}, /* 30-39 */ { "Temic PAL* auto + FM (4009 FN5)", /* TEMIC PAL */ 16*141.00, 16*464.00, 0xa0, 0x90, 0x30, 0x8e}, { "SHARP NTSC_JP (2U5JF5540)", /* SHARP NTSC */ 16*137.25, 16*317.25, 0x01, 0x02, 0x08, 0x8e}, { "Samsung PAL TCPM9091PD27", /* Samsung PAL */ 16*169, 16*464, 0xA0, 0x90, 0x30, 0x8e}, { "MT20xx universal", /* Microtune PAL|NTSC */ /* see mt20xx.c for details */ }, { "Temic PAL_BG (4106 FH5)", /* TEMIC PAL */ 16*141.00, 16*464.00, 0xa0, 0x90, 0x30, 0x8e}, { "Temic PAL_DK/SECAM_L (4012 FY5)", /* TEMIC PAL */ 16*140.25, 16*463.25, 0x02, 0x04, 0x01, 0x8e}, { "Temic NTSC (4136 FY5)", /* TEMIC NTSC */ 16*158.00, 16*453.00, 0xa0, 0x90, 0x30, 0x8e}, { "LG PAL (newer TAPC series)", /* LGINNOTEK PAL */ 16*170.00, 16*450.00, 0x01, 0x02, 0x08, 0x8e}, { "Philips PAL/SECAM multi (FM1216ME MK3)", /* Philips PAL */ 16*158.00, 16*442.00, 0x01, 0x02, 0x04, 0x8e}, { "LG NTSC (newer TAPC series)", /* LGINNOTEK NTSC */ 16*170.00, 16*450.00, 0x01, 0x02, 0x08, 0x8e}, /* 40-49 */ { "HITACHI V7-J180AT", /* HITACHI NTSC */ 16*170.00, 16*450.00, 0x01, 0x02, 0x08, 0x8e}, { "Philips PAL_MK (FI1216 MK)", /* Philips PAL */ 16*140.25, 16*463.25, 0x01, 0xc2, 0xcf, 0x8e}, { "Philips 1236D ATSC/NTSC daul in", /* Philips ATSC */ 16*157.25, 16*454.00, 0xa0, 0x90, 0x30, 0x8e}, { "Philips NTSC MK3 (FM1236MK3 or FM1236/F)", /* Philips NTSC */ 16*160.00, 16*442.00, 0x01, 0x02, 0x04, 0x8e}, { "Philips 4 in 1 (ATI TV Wonder Pro/Conexant)", /* Philips NTSC */ 16*160.00, 16*442.00, 0x01, 0x02, 0x04, 0x8e}, { "Microtune 4049 FM5", /* Microtune PAL */ 16*141.00, 16*464.00, 0xa0, 0x90, 0x30, 0x8e}, { "Panasonic VP27s/ENGE4324D", /* Panasonic NTSC */ 16*160.00, 16*454.00, 0x01, 0x02, 0x08, 0xce}, { "LG NTSC (TAPE series)", /* LGINNOTEK NTSC */ 16*160.00, 16*442.00, 0x01, 0x02, 0x04, 0x8e}, { "Tenna TNF 8831 BGFF)", /* Philips PAL */ 16*161.25, 16*463.25, 0xa0, 0x90, 0x30, 0x8e}, { "Microtune 4042 FI5 ATSC/NTSC dual in", /* Microtune NTSC */ 16*162.00, 16*457.00, 0xa2, 0x94, 0x31, 0x8e}, /* 50-59 */ { "TCL 2002N", /* TCL NTSC */ 16*172.00, 16*448.00, 0x01, 0x02, 0x08, 0x8e}, { "Philips PAL/SECAM_D (FM 1256 I-H3)", /* Philips PAL */ 16*160.00, 16*442.00, 0x01, 0x02, 0x04, 0x8e}, { "Thomson DDT 7610 (ATSC/NTSC)", /* THOMSON ATSC */ 16*157.25, 16*454.00, 0x39, 0x3a, 0x3c, 0x8e}, { "Philips FQ1286", /* Philips NTSC */ 16*160.00, 16*454.00, 0x41, 0x42, 0x04, 0x8e}, { "tda8290+75", /* Philips PAL|NTSC */ /* see tda8290.c for details */ }, { "TCL 2002MB", /* TCL PAL */ 16*170.00, 16*450.00, 0x01, 0x02, 0x08, 0xce}, { "Philips PAL/SECAM multi (FQ1216AME MK4)", /* Philips PAL */ 16*160.00, 16*442.00, 0x01, 0x02, 0x04, 0xce}, { "Philips FQ1236A MK4", /* Philips NTSC */ 16*160.00, 16*442.00, 0x01, 0x02, 0x04, 0x8e}, { "Ymec TVision TVF-8531MF/8831MF/8731MF", /* Philips NTSC */ 16*160.00, 16*454.00, 0xa0, 0x90, 0x30, 0x8e}, { "Ymec TVision TVF-5533MF", /* Philips NTSC */ 16*160.00, 16*454.00, 0x01, 0x02, 0x04, 0x8e}, /* 60-69 */ { "Thomson DDT 7611 (ATSC/NTSC)", /* THOMSON ATSC */ 16*157.25, 16*454.00, 0x39, 0x3a, 0x3c, 0x8e}, { "Tena TNF9533-D/IF/TNF9533-B/DF", /* Philips PAL */ 16*160.25, 16*464.25, 0x01, 0x02, 0x04, 0x8e}, { "Philips TEA5767HN FM Radio", /* Philips RADIO */ /* see tea5767.c for details */}, { "Philips FMD1216ME MK3 Hybrid Tuner", /* Philips PAL */ 16*160.00, 16*442.00, 0x51, 0x52, 0x54, 0x86}, { "LG TDVS-H062F/TUA6034", /* LGINNOTEK ATSC */ 16*160.00, 16*455.00, 0x01, 0x02, 0x04, 0x8e}, { "Ymec TVF66T5-B/DFF", /* Philips PAL */ 16*160.25, 16*464.25, 0x01, 0x02, 0x08, 0x8e}, { "LG NTSC (TALN mini series)", /* LGINNOTEK NTSC */ 16*137.25, 16*373.25, 0x01, 0x02, 0x08, 0x8e}, { "Philips TD1316 Hybrid Tuner", /* Philips PAL */ 16*160.00, 16*442.00, 0xa1, 0xa2, 0xa4, 0xc8}, { "Philips TUV1236D ATSC/NTSC dual in", /* Philips ATSC */ 16*157.25, 16*454.00, 0x01, 0x02, 0x04, 0xce}, { "Tena TNF 5335 MF", /* Philips NTSC */ 16*157.25, 16*454.00, 0x01, 0x02, 0x04, 0x8e}, }; unsigned const int tuner_count = ARRAY_SIZE(tuners); /* ---------------------------------------------------------------------- */ static int tuner_getstatus(struct i2c_client *c) { unsigned char byte; if (1 != i2c_master_recv(c,&byte,1)) return 0; return byte; } static int tuner_signal(struct i2c_client *c) { return (tuner_getstatus(c) & TUNER_SIGNAL) << 13; } static int tuner_stereo(struct i2c_client *c) { int stereo, status; struct tuner *t = i2c_get_clientdata(c); status = tuner_getstatus (c); switch (t->type) { case TUNER_PHILIPS_FM1216ME_MK3: case TUNER_PHILIPS_FM1236_MK3: case TUNER_PHILIPS_FM1256_IH3: stereo = ((status & TUNER_SIGNAL) == TUNER_STEREO_MK3); break; default: stereo = status & TUNER_STEREO; } return stereo; } /* ---------------------------------------------------------------------- */ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) { struct tuner *t = i2c_get_clientdata(c); u8 config, tuneraddr; u16 div; struct tunertype *tun; unsigned char buffer[4]; int rc, IFPCoff; tun = &tuners[t->type]; if (freq < tun->thresh1) { config = tun->VHF_L; tuner_dbg("tv: VHF lowrange\n"); } else if (freq < tun->thresh2) { config = tun->VHF_H; tuner_dbg("tv: VHF high range\n"); } else { config = tun->UHF; tuner_dbg("tv: UHF range\n"); } /* tv norm specific stuff for multi-norm tuners */ switch (t->type) { case TUNER_PHILIPS_SECAM: // FI1216MF /* 0x01 -> ??? no change ??? */ /* 0x02 -> PAL BDGHI / SECAM L */ /* 0x04 -> ??? PAL others / SECAM others ??? */ config &= ~0x02; if (t->std & V4L2_STD_SECAM) config |= 0x02; break; case TUNER_TEMIC_4046FM5: config &= ~0x0f; if (t->std & V4L2_STD_PAL_BG) { config |= TEMIC_SET_PAL_BG; } else if (t->std & V4L2_STD_PAL_I) { config |= TEMIC_SET_PAL_I; } else if (t->std & V4L2_STD_PAL_DK) { config |= TEMIC_SET_PAL_DK; } else if (t->std & V4L2_STD_SECAM_L) { config |= TEMIC_SET_PAL_L; } break; case TUNER_PHILIPS_FQ1216ME: config &= ~0x0f; if (t->std & (V4L2_STD_PAL_BG|V4L2_STD_PAL_DK)) { config |= PHILIPS_SET_PAL_BGDK; } else if (t->std & V4L2_STD_PAL_I) { config |= PHILIPS_SET_PAL_I; } else if (t->std & V4L2_STD_SECAM_L) { config |= PHILIPS_SET_PAL_L; } break; case TUNER_PHILIPS_ATSC: /* 0x00 -> ATSC antenna input 1 */ /* 0x01 -> ATSC antenna input 2 */ /* 0x02 -> NTSC antenna input 1 */ /* 0x03 -> NTSC antenna input 2 */ config &= ~0x03; if (!(t->std & V4L2_STD_ATSC)) config |= 2; /* FIXME: input */ break; case TUNER_MICROTUNE_4042FI5: /* Set the charge pump for fast tuning */ tun->config |= TUNER_CHARGE_PUMP; break; case TUNER_PHILIPS_TUV1236D: /* 0x40 -> ATSC antenna input 1 */ /* 0x48 -> ATSC antenna input 2 */ /* 0x00 -> NTSC antenna input 1 */ /* 0x08 -> NTSC antenna input 2 */ buffer[0] = 0x14; buffer[1] = 0x00; buffer[2] = 0x17; buffer[3] = 0x00; config &= ~0x40; if (t->std & V4L2_STD_ATSC) { config |= 0x40; buffer[1] = 0x04; } /* set to the correct mode (analog or digital) */ tuneraddr = c->addr; c->addr = 0x0a; if (2 != (rc = i2c_master_send(c,&buffer[0],2))) tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc); if (2 != (rc = i2c_master_send(c,&buffer[2],2))) tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc); c->addr = tuneraddr; /* FIXME: input */ break; } /* * Philips FI1216MK2 remark from specification : * for channel selection involving band switching, and to ensure * smooth tuning to the desired channel without causing * unnecessary charge pump action, it is recommended to consider * the difference between wanted channel frequency and the * current channel frequency. Unnecessary charge pump action * will result in very low tuning voltage which may drive the * oscillator to extreme conditions. * * Progfou: specification says to send config data before * frequency in case (wanted frequency < current frequency). */ /* IFPCoff = Video Intermediate Frequency - Vif: 940 =16*58.75 NTSC/J (Japan) 732 =16*45.75 M/N STD 704 =16*44 ATSC (at DVB code) 632 =16*39.50 I U.K. 622.4=16*38.90 B/G D/K I, L STD 592 =16*37.00 D China 590 =16.36.875 B Australia 543.2=16*33.95 L' STD 171.2=16*10.70 FM Radio (at set_radio_freq) */ if (t->std & V4L2_STD_NTSC_M_JP) { IFPCoff = 940; } else if (t->std & V4L2_STD_MN) { IFPCoff = 732; } else if (t->std & V4L2_STD_SECAM_LC) { IFPCoff = 543; } else { IFPCoff = 623; } div=freq + IFPCoff; if (t->type == TUNER_PHILIPS_SECAM && freq < t->freq) { buffer[0] = tun->config; buffer[1] = config; buffer[2] = (div>>8) & 0x7f; buffer[3] = div & 0xff; } else { buffer[0] = (div>>8) & 0x7f; buffer[1] = div & 0xff; buffer[2] = tun->config; buffer[3] = config; } tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n", buffer[0],buffer[1],buffer[2],buffer[3]); if (4 != (rc = i2c_master_send(c,buffer,4))) tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc); if (t->type == TUNER_MICROTUNE_4042FI5) { // FIXME - this may also work for other tuners unsigned long timeout = jiffies + msecs_to_jiffies(1); u8 status_byte = 0; /* Wait until the PLL locks */ for (;;) { if (time_after(jiffies,timeout)) return; if (1 != (rc = i2c_master_recv(c,&status_byte,1))) { tuner_warn("i2c i/o read error: rc == %d (should be 1)\n",rc); break; } if (status_byte & TUNER_PLL_LOCKED) break; udelay(10); } /* Set the charge pump for optimized phase noise figure */ tun->config &= ~TUNER_CHARGE_PUMP; buffer[0] = (div>>8) & 0x7f; buffer[1] = div & 0xff; buffer[2] = tun->config; buffer[3] = config; tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n", buffer[0],buffer[1],buffer[2],buffer[3]); if (4 != (rc = i2c_master_send(c,buffer,4))) tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc); } } static void default_set_radio_freq(struct i2c_client *c, unsigned int freq) { struct tunertype *tun; struct tuner *t = i2c_get_clientdata(c); unsigned char buffer[4]; unsigned div; int rc; tun = &tuners[t->type]; div = (20 * freq / 16000) + (int)(20*10.7); /* IF 10.7 MHz */ buffer[2] = (tun->config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */ switch (t->type) { case TUNER_TENA_9533_DI: case TUNER_YMEC_TVF_5533MF: tuner_dbg ("This tuner doesn't have FM. Most cards has a TEA5767 for FM\n"); return; case TUNER_PHILIPS_FM1216ME_MK3: case TUNER_PHILIPS_FM1236_MK3: case TUNER_PHILIPS_FMD1216ME_MK3: buffer[3] = 0x19; break; case TUNER_PHILIPS_FM1256_IH3: div = (20 * freq) / 16000 + (int)(33.3 * 20); /* IF 33.3 MHz */ buffer[3] = 0x19; break; case TUNER_LG_PAL_FM: buffer[3] = 0xa5; break; case TUNER_MICROTUNE_4049FM5: div = (20 * freq) / 16000 + (int)(33.3 * 20); /* IF 33.3 MHz */ buffer[3] = 0xa4; break; default: buffer[3] = 0xa4; break; } buffer[0] = (div>>8) & 0x7f; buffer[1] = div & 0xff; tuner_dbg("radio 0x%02x 0x%02x 0x%02x 0x%02x\n", buffer[0],buffer[1],buffer[2],buffer[3]); if (4 != (rc = i2c_master_send(c,buffer,4))) tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc); } int default_tuner_init(struct i2c_client *c) { struct tuner *t = i2c_get_clientdata(c); tuner_info("type set to %d (%s)\n", t->type, tuners[t->type].name); strlcpy(c->name, tuners[t->type].name, sizeof(c->name)); t->tv_freq = default_set_tv_freq; t->radio_freq = default_set_radio_freq; t->has_signal = tuner_signal; t->is_stereo = tuner_stereo; t->standby = NULL; return 0; } /* * Overrides for Emacs so that we follow Linus's tabbing style. * --------------------------------------------------------------------------- * Local variables: * c-basic-offset: 8 * End: */