Re: Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-29 Thread Wolfram Sang
> We tested CF cards for DMA support some time ago, and IIRC this > included the STK5200. Situation was that only very few CF cards > actually support DMA (even if they advertise it on the label). Huh, not nice. Were those consumer cards or also industrial grade cards? Maybe that is the reason? Wi

Re: Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-29 Thread Josh Triplett
On Mon, Mar 29, 2010 at 08:42:08PM +0200, Albrecht Dreß wrote: > Am 29.03.10 00:24 schrieb(en) Josh Triplett: > >We have the MPC5200C rev of the board, not the MPC5200B rev which > > Ummm - I didn't know that there is a 5200C available. The Freescale web site > only mentions the 5200 and the 520

Re: Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-29 Thread Albrecht Dreß
Hi Josh: Am 29.03.10 00:24 schrieb(en) Josh Triplett: We have the MPC5200C rev of the board, not the MPC5200B rev which Ummm - I didn't know that there is a 5200C available. The Freescale web site only mentions the 5200 and the 5200B. Do you have any pointers to data sheets/docs? Thanks,

Re: Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-28 Thread Josh Triplett
On Sat, Mar 27, 2010 at 02:22:08PM +0100, Albrecht Dreß wrote: > Am 26.03.10 23:59 schrieb(en) Josh Triplett: > [snip] > >Any other ideas for things we could check to try to track down this problem? > > Might your issue be related to this thread: >

Re: Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-28 Thread Josh Triplett
On Sat, Mar 27, 2010 at 06:44:55PM +0100, Wolfgang Denk wrote: > In message <20100326225916.ga5...@feather> you wrote: > > However, according to one of our hardware hackers, Andrew Greenberg > > (CCed), the STK5200 development breakout board for the TQM5200 *does* > > have the DMA pins wired up cor

Re: Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-27 Thread Wolfgang Denk
Dear Josh Triplett, In message <20100326225916.ga5...@feather> you wrote: > > However, according to one of our hardware hackers, Andrew Greenberg > (CCed), the STK5200 development breakout board for the TQM5200 *does* > have the DMA pins wired up correctly, at least according to its > schematic.

Re: Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-27 Thread Albrecht Dreß
Am 26.03.10 23:59 schrieb(en) Josh Triplett: [snip] Any other ideas for things we could check to try to track down this problem? Might your issue be related to this thread: ? Cheers, Albrecht. pgpEywOLv7gWI.pgp Descri

Re: Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-26 Thread Josh Triplett
On Fri, Mar 26, 2010 at 11:17:07PM +0100, Wolfgang Wegner wrote: > Hi Josh, > > On Fri, Mar 26, 2010 at 02:32:02PM -0700, Josh Triplett wrote: > > On Fri, Mar 26, 2010 at 12:22:32PM -0600, Grant Likely wrote: > > > > > > Not all CF adapters have all the pins wired up that are needed for > > > *DM

Re: Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-26 Thread Grant Likely
On Fri, Mar 26, 2010 at 4:17 PM, Wolfgang Wegner wrote: > Hi Josh, > > On Fri, Mar 26, 2010 at 02:32:02PM -0700, Josh Triplett wrote: >> On Fri, Mar 26, 2010 at 12:22:32PM -0600, Grant Likely wrote: >> > >> > Not all CF adapters have all the pins wired up that are needed for >> > *DMA modes.  That

Re: Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-26 Thread Wolfgang Wegner
Hi Josh, On Fri, Mar 26, 2010 at 02:32:02PM -0700, Josh Triplett wrote: > On Fri, Mar 26, 2010 at 12:22:32PM -0600, Grant Likely wrote: > > > > Not all CF adapters have all the pins wired up that are needed for > > *DMA modes. That is the most likely problem. > > True, but we bought a card that

Re: Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-26 Thread Grant Likely
On Fri, Mar 26, 2010 at 3:32 PM, Josh Triplett wrote: > On Fri, Mar 26, 2010 at 12:22:32PM -0600, Grant Likely wrote: >> On Tue, Mar 16, 2010 at 11:17 PM, Josh Triplett >> wrote: >> > Hello, >> > >> > We've tried both 2.6.33 and DENX-v2.6.33.1, and we haven't managed to >> > successfully use any

Re: Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-26 Thread Josh Triplett
On Fri, Mar 26, 2010 at 12:22:32PM -0600, Grant Likely wrote: > On Tue, Mar 16, 2010 at 11:17 PM, Josh Triplett wrote: > > Hello, > > > > We've tried both 2.6.33 and DENX-v2.6.33.1, and we haven't managed to > > successfully use any form of DMA with the TQM5200 and a CompactFlash > > card.  We kno

Re: Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-26 Thread Grant Likely
On Tue, Mar 16, 2010 at 11:17 PM, Josh Triplett wrote: > Hello, > > We've tried both 2.6.33 and DENX-v2.6.33.1, and we haven't managed to > successfully use any form of DMA with the TQM5200 and a CompactFlash > card.  We know the CF card supports DMA (or, at least, it says "UDMA" > right on the ca

Failing to get DMA working with MPC5200 (TQM5200) and CompactFlash

2010-03-16 Thread Josh Triplett
Hello, We've tried both 2.6.33 and DENX-v2.6.33.1, and we haven't managed to successfully use any form of DMA with the TQM5200 and a CompactFlash card. We know the CF card supports DMA (or, at least, it says "UDMA" right on the card, and various reports say Lexar Professional CF cards do DMA), bu