Re: [PATCH 3/3] m68knommu: Add ethernet driver for MCF547x/MCF548x
Greg Ungerer <[email protected]>
| Newsgroups | gmane.linux.uclinux.devel |
|---|---|
| Message-ID | <[email protected]> |
Hi Philippe, On 05/10/12 01:03, Philippe De Muyter wrote: > On Thu, Oct 04, 2012 at 04:56:01PM +0200, Philippe De Muyter wrote: >> On Thu, Oct 04, 2012 at 11:33:32PM +1000, Greg Ungerer wrote: >>> >>> My biggest concern is the amount of MCD/DMA support code. And it is >>> all done quite differently to everything else in the kernel. We may >>> get a bit of push back from kernel folk who look after DMA. >> >> Actually, there is already a similar code in arch/powerpc/sysdev/bestcomm >> (also from freescale, maybe an identical part, but I did not find any >> usable doc), but the powerpc folks kept that hidden in the arch/powerpc >> tree, instead of installing it in drivers/dma. > > The MCD DMA or DMA FEC code from freescale has a comment implying that this > was first used in the MPC8220 part. And Montavista has a MPC8220 port, but > I did not find it, so I do not know where they installed the MCD DMA driver. Ok, looks like there is a bit a variance in all this. Probably the best thing to do is post the patches on the linux kernel mailing list then, asking for direction on a dma driver. I have no problem with it going into the arch/m68k area. So that is always an option. Regards Greg -- ------------------------------------------------------------------------ Greg Ungerer -- Principal Engineer EMAIL: [email protected] SnapGear Group, McAfee PHONE: +61 7 3435 2888 8 Gardner Close FAX: +61 7 3217 5323 Milton, QLD, 4064, Australia WEB: http://www.SnapGear.com _______________________________________________ uClinux-dev mailing list [email protected] http://mailman.uclinux.org/mailman/listinfo/uclinux-dev This message was resent by [email protected] To unsubscribe see: http://mailman.uclinux.org/mailman/options/uclinux-dev