GsmBluetooth state file for gta02

Lorn Potter lpotter at
Sun Aug 31 08:13:26 CEST 2008

Jim Morris wrote:
> Cesar Eduardo Barros wrote:
>> Jim Morris escreveu:
>>> One thing that may help, is if someone could provide a mapping of the 
>>> wolfson registers as documented in the WM8753L pdf to the alsa 
>>> controls. Someone had to have written the code that twiddles the 
>>> registers in that chip, and would know which also control matches 
>>> which register.
>> That would be sound/soc/codecs/wm8753.c and 
>> sound/soc/s3c24xx/neo1973_gta02_wm8753.c on the kernel source code. Take 
>> a look:
>> The mapping is there, you only have to find out how it's described.
> Thanks for the pointers. Thats 2,000 lines of code that is about as clear as mud! (and I've written 
> audio drivers before).
> There is no mention of Bluetooth in these drivers, and no indication how to switch into bluetooth mode.
> Obviously gta01 was very different, and it is not even clear that the gsmbluetooth.state even worked 
> on a gta01, at least I've never seen any gta01 user claim they had it working.

bluetooth audio on the gta01 will never work, even with that bluetooth 
alsa state.

Lorn 'ljp' Potter
Software Engineer, Systems Group, Trolltech, a Nokia company

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