Re: WM9712 Not Giving output

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-- On Sat, 2/8/08, Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote:

> From: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
> Subject: Re:  WM9712 Not Giving output
> To: "Nitin Mahajan" <nitinm76@xxxxxxxxx>
> Cc: "Marek Vasut" <marek.vasut@xxxxxxxxx>, alsa-devel@xxxxxxxxxxxxxxxx
> Date: Saturday, 2 August, 2008, 12:07 AM
> On Fri, Aug 01, 2008 at 11:26:36AM -0700, Nitin Mahajan
> wrote:
> 
> > > yea, and you should see alsa warning about it in
> kernel log
> > > as well.
> 
> > Do you mean in dmesg?
> > Unfortunately I don't have hardware with me now to
> test. I shall do it tommorow morning.
> 
> Yes, but you won't see that log message with the older
> kernel you are
> using unless you have also backported ASoC from the current
> kernel (but
> if you've done that I'd have expected you'd
> have backported a current
> version with the patch in question already applied).

I checked the mixer configuration.The registers 0x18h and 0x04h were mute at the time of initiating DMA for playback.

I did set both registers with 0x7fff. From mixer point of view, If I am using an headphone, are these registers enough? I am still not able to hear anything.

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