Hello, Thanks, it worked perfectly. And sorry for the delay. -- Fernando On Fri, May 8, 2009 at 04:38, Peter Ujfalusi<peter.ujfalusi@xxxxxxxxx> wrote: > Hello, > > > On Thursday 07 May 2009 21:18:34 ext Fernando Governatore wrote: >> Hello, >> >> I'm new to kernel development and so I'm a bit confused on how to do >> things here. I need to use the McBSP with Multi-Channel enabled and >> using DMA to transfer the data. >> >> The data will be PCM sound and I will have 4 cards attached to this >> McBSP. I'm using OMAP35xx. >> >> From what I've seen, I have to change the files: >> - arch/arm/plat-omap/mcbsp.c >> - arch/arm/mach-omap2/mcbsp.c >> to support multi channel. Is that it? or I would need more changes? >> >> Is there something that I would need to change in DMA implementation? >> Do you know where I can get an example or documentation? > > Take a look at the sound-2.6 tree's topic/asoc branch: > http://git.kernel.org/?p=linux/kernel/git/tiwai/sound-2.6.git;a=shortlog;h=topic/asoc > > The omap3beagle has support for 4 channel audio playback (combination of > McBSP+TWL4030 codec). > Files that could be interesting for you: > sound/soc/omap/omap3beagle.c > sound/soc/omap/omap-mcbsp.c > sound/soc/codecs/twl4030.c > >> >> Thanks, >> Fernando > > -- > 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
