[U-Boot] [PATCH] Bugfix: mpc512x_fec MII accesses fail after ethernet transfers

Wolfgang Denk wd at denx.de
Sun Jul 19 19:22:09 CEST 2009


Dear =?ISO-8859-15?Q?Thomas_D=F6rfler?=,

In message <4A633D5A.3060803 at embedded-brains.de> you wrote:
> The mpc512x FEC network driver resets the FEC before transferring
> packets. With this reset, the FEC clears the previous setting of MII
> transfer speed. This patch ensures, that it is set again to a reasonable
> value after a FEC reset.

Hmmm... what is the exact effect of the bug you are trying to fix
here? Do you have any example how to trigger erroneous behaviour?

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
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