[linux-dvb] DBV on the Lifeview Trio

Nico Sabbi nicola_sabbi at fastwebnet.it
Sat Jan 28 22:10:30 CET 2006


Nico Sabbi wrote:

> Hartmut Hackmann wrote:
>
>>>
>> It is possible to force a firmware download but this is not a good
>> solution. Could it be that the firmware download only works after a cold
>> boot? A firmware download is not necessary after sleep.
>> In this case, i have an explaination: It is possible to remap the eeprom
>> to another address to allow firmware updates. If it is remapped, the
>> dsp will not find it and...
>> The eeprom address normally is controlled with a GPIO pin of the channel
>> decoder. At first start, the pin is tristate and download works
>> due to a resistor.
>> Its the same with a card i am working on here. So i can provide you a 
>> patch
>> the next days.
>>
>> Best regards
>>   Hartmut
>>
>
>
> In the meantime I patched my patch to force the upload of the firmware 
> from file,
>
[snip]

> tda1004x: Error during firmware upload: -5 (this is the result of 
> i2c_transfer())
> tda1004x: firmware upload failed
> tda1004x: pll set failed
>
>
> Hartmutt, can you understand why this operation fails?
>

BTW, using Giampiero's eeprom programmer I could successfully backup, 
erase and reprogram
the firmware of the TDA10046.
Now everything  is working once again :)

Thanks,
   
        Nico



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