From: Scott Wood <scottwood@freescale.com>
To: Peter Pan <pppeterpppan@gmail.com>
Cc: linuxppc-dev@lists.ozlabs.org
Subject: Re: I can not get my MII working on MPC8247 with Linux 2.6.32.6
Date: Wed, 31 Mar 2010 10:48:01 -0500 [thread overview]
Message-ID: <4BB36EB1.6010105@freescale.com> (raw)
In-Reply-To: <48abf2c21003301846h67106ce6h8d51ad167374793f@mail.gmail.com>
Peter Pan wrote:
> Recently, I'm porting Linux 2.6.32.6 to our customized MPC8247 based
> board. Everything is fine out except my ethernets. I uses
> cpm2-scc-enet and cpm2-fcc-enet drivers.
> My ethernet works fine in U-Boot with the same setting, and our
> previous Linux 2.6.22 is also working, so there should be nothing
> wrong with the hardware.
> The boot log of the MII part is:
>
> CPM2 Bitbanged MII: probed
> mdio_bus f0010d00: error probing PHY at address 0
> mdio_bus f0010d00: error probing PHY at address 1
Are 0 and 1 the addresses you're expecting the PHYs to be at?
If that's not it, I'd try to examine the specific register accesses that
2.6.22 is doing and see what's different.
-Scott
next prev parent reply other threads:[~2010-03-31 15:48 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-31 1:46 I can not get my MII working on MPC8247 with Linux 2.6.32.6 Peter Pan
[not found] ` <4BB2BB24.6080003@conspiracy.net>
2010-03-31 3:15 ` Peter Pan
2010-03-31 15:48 ` Scott Wood [this message]
2010-04-01 0:56 ` Peter Pan
[not found] ` <4BB60975.2010606@conspiracy.net>
2010-04-06 0:29 ` Peter Pan
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