Subject: [PATCH v3 2/9] ARM: OMAP: mcbsp: Enable FIFO use for OMAP2430

From: [email-masked] (Tony Lindgren)
Date: Fri, 17 Aug 2012 23:08:10 -0700

* Peter Ujfalusi <[email-masked]> [120817 07:03]:
> On 08/17/2012 04:14 PM, Jarkko Nikula wrote:
> > On 08/17/2012 04:07 PM, Tony Lindgren wrote:
> >> * Peter Ujfalusi <[email-masked]> [120816 06:41]:
> >>> On OMAP2430 all McBSP ports have 128 word long buffer, enable the use of
> >>> the FIFO for the audio stack.
> >> Is this the case also for 2420? I thought some only had a FIFO at
> >> one port?
> >>
> > IRCC (I don't have specs), nope. Only 2430 (as noted by Peter) and
> > onwards have FIFO.
> > 
> > But that's true that FIFO sizes differ between the ports. E.g. only
> > ports 2 and 3 have 1024+128 deep FIFOs in OMAP3.
> > 
> 
> OMAP2420 McBSP does not have FIFO (the IP is closer to OMAP1 McBSP).
> OMAP2430, OMAP4, OMAP5 has 128 word long FIFO on all McBSP ports.
> On OMAP3: McBSP2 have 1024+256 (1280) word FIFO the rest of the ports have 128
> long FIFO.

Thanks, is this patch still correct so it does not try to enable FIFO
for 2420?

Regards,

Tony