[U-Boot-Users] SPI + SCC problem
yigit.can at karel.com.tr
Mon Jun 30 10:18:55 CEST 2003
Yes, I attach an oscilloscope and I can see it sends the data properly
in addition to this problem,
the drivers ONLY work with SCC1, choosing the other SCCs or disabling the
SCC ethernet makes no difference.
----- Original Message -----
From: "Wolfgang Denk" <wd at denx.de>
To: "Yigit Can" <yigit.can at karel.com.tr>
Cc: <u-boot-users at lists.sourceforge.net>
Sent: Monday, June 30, 2003 11:05 AM
Subject: Re: Re : [U-Boot-Users] SPI + SCC problem
> In message <005901c33ed6$453cc5c0$3002a8c0 at yigitcan> you wrote:
> > Yes, I have enabled it, but it makes no difference.
> > Is this a bug ?
> If you cannot receive data it is _obviously_ a bug. The question is
> _where_ the bug is.
> > > > > but when I use the SPI driver with Tqm850L (configured as SCC2 by
> > > > > default ) it does not receive any byte. The problem i found is the
> Are you sure your SPI device is actually sending data? Can you see
> the data on the wire when you attach a LA / oscilloscope?
> Best regards,
> Wolfgang Denk
> Software Engineering: Embedded and Realtime Systems, Embedded Linux
> Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd at denx.de
> You're dead, Jim.
> -- McCoy, "Amok Time", stardate 3372.7
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