[alsa-devel] Intel SST on a Bay Trail tablet

Michele Curti michele.curti at gmail.com
Mon Aug 24 15:29:04 CEST 2015


> On Thu, 25 Jun 2015 22:17:17 +0530 Vinod Koul wrote:
> 
> > On Thu, Jun 25, 2015 at 12:21:24PM +0200, Antonio Ospite wrote:
> > > On Thu, 25 Jun 2015 11:20:46 +0530
> > > Vinod Koul <vinod.koul at intel.com> wrote:
> > > 
> > > > On Wed, Jun 24, 2015 at 03:46:13PM +0530, Vinod Koul wrote:
> > > > > On Tue, Apr 14, 2015 at 05:06:27PM +0300, Jarkko Nikula wrote:
> > > [...]
> > > > > > 
> > > > > > Which makes me thinking how does those strings describe the SSP port
> > > > > > setup? E.g. do they reflect what port is actually used or could it
> > > > > > be possible that those are just driver strings but firmware could
> > > > > > have been tuned for SSP0? If I looked at earlier right, Teclast has
> > > > > > the low pin-count Baytrail without SSP2 but I'm not sure about that.
> > > > > The FW doesnt provide way to changes ports from driver in this, so this
> > > > > doesnt mean much. If we are sure it is not ssp2, I can provide ssp1 fw for
> > > > > test
> > > > I ahve pushed latest BYT version we have as well as added binary for second
> > > > SSP port. Please give it a try:
> > > > 
> > > > https://git.kernel.org/cgit/linux/kernel/git/vkoul/firmware.git/commit/?h=byt&id=28ff420dd33ec299217bad7d526ff3bfd163b551
> > > > 
> > > 
> > > Thanks Vinod, but I see these are in the ELF format, and the mainline
> > > driver does not support this format, at least the last time I checked it
> > > didn't.
> > My bad, updated the patch now with right format
> > 
> > https://git.kernel.org/cgit/linux/kernel/git/vkoul/firmware.git/commit/?h=byt
> >
> 
> (Adding Michele to CC)
> 
> OK, so Jarkko was right: after a quick test I confirm that with
> fw_sst_0f28_ssp0.bin I get sound; this is quite an improvement,
> thanks!

Damn, completely missed..

Hi Vinod,
if it's possible, could you please generate a fw_sst_0f28_ssp1.bin
also, so I can test my driver (mine was for the Asus X205TA laptop,
where the codec is on SSP1 port)?

Thanks,
Michele


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