[U-Boot-Users] [PATCH] Add Vitesse 8601 support to TSEC driver

[Andre Schwarz <andre.schwarz@matrix-vision.de>]

Andy Fleming schrieb:
> On Tue, Apr 1, 2008 at 8:33 AM, Andre Schwarz
> <andre.schwarz@matrix-vision.de> wrote:
>   
>> Tor,
>>
>>  after investigating the tsec code I'm wondering how your PHY  works in
>>  RGMII mode ...
>>
>>  I think that there are some things missing, e.g. taking RGMII into
>>  account during tsec_init.
>>
>>  /* Init ECNTRL */
>>         regs->ecntrl = ECNTRL_INIT_SETTINGS;
>>     
>
> If you look carefully, you'll notice that ecntrl's RPM bit is
> read-only.  Those bits are configured by POR pin strappings.
>
>   
sorry, my documentation (MPC8349EARM rev.1) declares this register 
read-write.
Of course it will be configured by the HRCW but can be overwritten 
afterwards.

If this is not true it's a documentation bug.

> You may be more familiar with the UEC, which doesn't automatically
> detect the link type, but is otherwise fairly similar to the tsec.
>
>   
What do you mean ?
I'm trying to get two VSC8601 RGMII PHYs running on a MPC8343B ...


> Andy
>   


regards,
Andre


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