From: Nate Case <ncase@xes-inc.com>
To: Kumar Gala <galak@kernel.crashing.org>
Cc: linuxppc-dev <linuxppc-dev@ozlabs.org>
Subject: Re: gianfar in SGMII mode
Date: Thu, 03 Jul 2008 10:23:31 -0500 [thread overview]
Message-ID: <1215098611.7559.551.camel@localhost.localdomain> (raw)
In-Reply-To: <1215039186.7559.548.camel@localhost.localdomain>
On Wed, 2008-07-02 at 17:53 -0500, Nate Case wrote:
> I'm looking at gfar_configure_serdes() and I'm at a loss as to why
> this
> is always called when the MAC is in SGMII mode. It looks like it
> assumes the use of TBI for some reason. On my board it's just a
> regular
> SGMII interface to a bcm5482 PHY in SGMII mode, so there is no TBI
> involved.
>
> I'm guessing this is a case of the driver making incorrect assumptions
> based on the existing Freescale boards. Or am I missing something
> here?
Answering my own question: I see now that TBI is used internally on the
chip for the SerDes interface which implements SGMII.. so maybe there's
no problem with what the driver is doing after all.
--
Nate Case <ncase@xes-inc.com>
next prev parent reply other threads:[~2008-07-03 15:23 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-02 22:53 gianfar in SGMII mode Nate Case
2008-07-03 15:23 ` Nate Case [this message]
2008-07-03 23:14 ` Andy Fleming
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