Strange, but changeing the tvaudio_addr = 0xb0 to 88, (half of the
decimal value of b0) made tvaudio find my tda9874.
[ 1186.725140] tvaudio: TV audio decoder + audio/video mux driver
[ 1186.725142] tvaudio: known chips: tda9840, tda9873h, tda9874h/a/ah,
tda9875, tda9850, tda9855, tea6300, tea6320, tea6420, tda8425,
pic16c54 (PV951), ta8874z
[ 1186.725151] tvaudio 4-0058: chip found @ 0xb0
[ 1186.736444] tvaudio 4-0058: chip_read2: reg254=0x11
[ 1186.749704] tvaudio 4-0058: chip_read2: reg255=0x2
[ 1186.749708] tvaudio 4-0058: tda9874a_checkit(): DIC=0x11, SIC=0x2.
[ 1186.749710] tvaudio 4-0058: found tda9874a.
[ 1186.749712] tvaudio 4-0058: tda9874h/a/ah found @ 0xb0 (em28xx #0)
[ 1186.749714] tvaudio 4-0058: matches:.
[ 1186.749716] tvaudio 4-0058: chip_write: reg0=0x0
[ 1186.760012] tvaudio 4-0058: chip_write: reg1=0xc0
[ 1186.772014] tvaudio 4-0058: chip_write: reg2=0x2
[ 1186.784013] tvaudio 4-0058: chip_write: reg11=0x80
[ 1186.796010] tvaudio 4-0058: chip_write: reg12=0x0
[ 1186.808013] tvaudio 4-0058: chip_write: reg13=0x0
[ 1186.820012] tvaudio 4-0058: chip_write: reg14=0x1
[ 1186.832015] tvaudio 4-0058: chip_write: reg15=0x0
[ 1186.844012] tvaudio 4-0058: chip_write: reg16=0x14
[ 1186.856018] tvaudio 4-0058: chip_write: reg17=0x50
[ 1186.868011] tvaudio 4-0058: chip_write: reg18=0xf9
[ 1186.880745] tvaudio 4-0058: chip_write: reg19=0x80
[ 1186.892347] tvaudio 4-0058: chip_write: reg20=0x80
[ 1186.904015] tvaudio 4-0058: chip_write: reg24=0x80
[ 1186.916011] tvaudio 4-0058: chip_write: reg255=0x0
[ 1186.928021] tvaudio 4-0058: tda9874a_setup(): A2, B/G [0x00].
[ 1186.928091] tvaudio 4-0058: thread started
Now I probably need to set some gpio's too....
/Magnus
2009/10/14 Magnus Alm <magnus.alm@xxxxxxxxx>:
> Loaded em28xx with i2c_scan and i2c_debug and tvaudio with tda9874a
> option and debug.
>
> sudo modprobe -v em28xx i2c_scan=1 i2c_debug=1
> sudo modprobe -v tvaudio tda9874a=1 debug=1
>
> And got this ouput:
>
> [91083.588182] em28xx #0: found i2c device @ 0x30 [???]
> [91083.590179] em28xx #0: found i2c device @ 0x3e [???]
> [91083.590804] em28xx #0: found i2c device @ 0x42 [???]
> [91083.600308] em28xx #0: found i2c device @ 0x86 [tda9887]
> [91083.603805] em28xx #0: found i2c device @ 0xa0 [eeprom]
> [91083.606183] em28xx #0: found i2c device @ 0xb0 [tda9874]
> [91083.608808] em28xx #0: found i2c device @ 0xc2 [tuner (analog)]
> [91083.617682] em28xx #0: Identified as Leadtek Winfast USB II Deluxe (card=28)
> [91083.617684] em28xx #0:
> [91083.617684]
> [91083.617687] em28xx #0: The support for this board weren't valid yet.
> [91083.617688] em28xx #0: Please send a report of having this working
> [91083.617690] em28xx #0: not to V4L mailing list (and/or to other addresses)
> [91083.617691]
> [91083.980702] saa7115 4-0021: saa7114 found (1f7114d0e000000) @ 0x42
> (em28xx #0)
> [91086.173114] tvaudio: TV audio decoder + audio/video mux driver
> [91086.173116] tvaudio: known chips: tda9840, tda9873h, tda9874h/a/ah,
> tda9875, tda9850, tda9855, tea6300, tea6320, tea6420, tda8425,
> pic16c54 (PV951), ta8874z
> [91086.173125] tvaudio 4-00b0: chip found @ 0x160
> [91086.173127] tvaudio 4-00b0: no matching chip description found
> [91086.173131] tvaudio: probe of 4-00b0 failed with error -5
>
>
> It seems to be a tda9874 there -> em28xx #0: found i2c device @ 0xb0 [tda9874]
>
> But does tvaudio stop @ 0x160 (decimal value of 0xa0 rigth? ) and
> doesn't look further?
> I mean does tvaudio find my boards eeprom, cant talk to it and gives up?
>
>
> /Magnus
>
>
> 2009/10/13 Magnus Alm <magnus.alm@xxxxxxxxx>:
>> Hi!
>>
>> Thanks to Devin's moral support I now have sound in television. ;-)
>>
>> Thanks!!
>>
>> I pooked around some more managed to get radio to function with these settings:
>>
>> [EM2820_BOARD_LEADTEK_WINFAST_USBII_DELUXE] = {
>> .name = "Leadtek Winfast USB II Deluxe",
>> .valid = EM28XX_BOARD_NOT_VALIDATED,
>> .tuner_type = TUNER_PHILIPS_FM1216ME_MK3,
>> .tda9887_conf = TDA9887_PRESENT |
>> TDA9887_PORT1_ACTIVE,
>> .decoder = EM28XX_SAA711X,
>> .input = { {
>> .type = EM28XX_VMUX_TELEVISION,
>> .vmux = SAA7115_COMPOSITE4,
>> .amux = EM28XX_AMUX_AUX,
>> }, {
>> .type = EM28XX_VMUX_COMPOSITE1,
>> .vmux = SAA7115_COMPOSITE5,
>> .amux = EM28XX_AMUX_LINE_IN,
>> }, {
>> .type = EM28XX_VMUX_SVIDEO,
>> .vmux = SAA7115_SVIDEO3,
>> .amux = EM28XX_AMUX_LINE_IN,
>> } },
>> .radio = {
>> .type = EM28XX_RADIO,
>> .amux = EM28XX_AMUX_AUX,
>> }
>> },
>>
>> I tested with different settings on tda9887 and modprobe "tda9887
>> port1=1" seemed to work be best.
>>
>> One odd thing when the modules is load is this:
>>
>> [15680.459343] tuner 4-0000: chip found @ 0x0 (em28xx #0)
>> [15680.473017] tuner 4-0043: chip found @ 0x86 (em28xx #0)
>> [15680.473089] tda9887 4-0043: creating new instance
>> [15680.473091] tda9887 4-0043: tda988[5/6/7] found
>> [15680.485719] tuner 4-0061: chip found @ 0xc2 (em28xx #0)
>> [15680.486169] tuner-simple 4-0000: unable to probe Alps TSBE1,
>> proceeding anyway. <-- What is that?
>> [15680.486171] tuner-simple 4-0000: creating new instance
>> <--
>> [15680.486174] tuner-simple 4-0000: type set to 10 (Alps TSBE1)
>> <--
>> [15680.496562] tuner-simple 4-0061: creating new instance
>> [15680.496566] tuner-simple 4-0061: type set to 38 (Philips PAL/SECAM
>> multi (FM1216ME MK3))
>>
>>
>> Another question, my box has a tda9874ah chip and if understand the
>> data sheet it gives support for stereo (even Nicam if that is still
>> used anymore.).
>> So I tried to configure my box the same way as
>> [EM2820_BOARD_COMPRO_VIDEOMATE_FORYOU] by adding these lines:
>>
>> .tvaudio_addr = 0xb0, <---- address of
>> tda9874 according to ic2-addr.h
>> .adecoder = EM28XX_TVAUDIO,
>>
>> But it didnt work, got the following message when I plugged it in:
>>
>> [15677.928972] em28xx #0: Please send a report of having this working
>> [15677.928974] em28xx #0: not to V4L mailing list (and/or to other addresses)
>> [15677.928975]
>> [15678.288360] saa7115 4-0021: saa7114 found (1f7114d0e000000) @ 0x42
>> (em28xx #0)
>> [15680.457094] tvaudio: TV audio decoder + audio/video mux driver
>> [15680.457097] tvaudio: known chips: tda9840, tda9873h, tda9874h/a/ah,
>> tda9875, tda9850, tda9855, tea6300, tea6320, tea6420, tda8425,
>> pic16c54 (PV951), ta8874z
>> [15680.457105] tvaudio 4-00b0: chip found @ 0x160
>> [15680.457107] tvaudio 4-00b0: no matching chip description found
>> [15680.457111] tvaudio: probe of 4-00b0 failed with error -5
>> [15680.459343] tuner 4-0000: chip found @ 0x0 (em28xx #0)
>> [15680.473017] tuner 4-0043: chip found @ 0x86 (em28xx #0)
>> [15680.473089] tda9887 4-0043: creating new instance
>>
>>
>> It might be so that my box is not wired to fully utilize the chip or I
>> did something wrong.
>>
>>
>> /Magnus
>>
>
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