On 08/17/2012 04:14 PM, Jarkko Nikula wrote: > On 08/17/2012 04:07 PM, Tony Lindgren wrote: >> * Peter Ujfalusi <peter.ujfalusi@xxxxxx> [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. -- Péter -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
