[alsa-devel] ASoC: at91sam9260-PCM1808/TAS5709-based board driver

Jon Smirl jonsmirl at gmail.com
Sun Aug 9 15:35:06 CEST 2009

On Sat, Aug 8, 2009 at 1:39 PM, Pedro Sanchez<psanchez at fosstel.com> wrote:
> Hello,
> I have to develop a driver for a custom board based on the at91sam9260 with
> a PCM1808/TAS5709 chipset combo. I am addressing the PCM1808 first because
> it is a simpler device. Since I'm new to ASoC I'm looking for some help in
> this list on how to go about writing this driver.

I attached a PCM1690 driver I'm currently working on.

> So far I have identified two files that I need to work on (other than the
> needed kconfig modifications). First is the codec driver at
> sound/soc/codecs/PCM1808.[c|h] which is based on the existent pcm3008
> driver; I believe I'm fine with this.
> The second file is the machine driver at sound/soc/atmel/myBoard.c. I'm
> using sam9g20_wm8731.c as reference, on which I believe I found a typo which
> I reported in a separated e-mail.
> So my first question is, is this two-files step the right approach? am I in
> the right track? I'm using the 2.6.30 kernel.
> Other questions will come and I hope I will get some cycles from you to help
> me direct my work. Of course I'll be glad to submit my driver work for
> inclusion in the kernel if it proves useful.
> Regards,
> --
> Pedro
> _______________________________________________
> Alsa-devel mailing list
> Alsa-devel at alsa-project.org
> http://mailman.alsa-project.org/mailman/listinfo/alsa-devel

Jon Smirl
jonsmirl at gmail.com
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