From: "Grant Likely" <grant.likely@secretlab.ca>
To: joakim.tjernlund@transmode.se
Cc: scottwood@freescale.com, linuxppc-dev@ozlabs.org,
Stefan Roese <sr@denx.de>,
Paul Gortmaker <paul.gortmaker@windriver.com>,
linux-net@vger.kernel.org
Subject: Re: [PATCH 1/5] phylib: don't create a phydev for ID-less PHYs.
Date: Fri, 11 Apr 2008 07:54:03 -0600 [thread overview]
Message-ID: <fa686aa40804110654k13e823c4v1d87d6a7cfd7034f@mail.gmail.com> (raw)
In-Reply-To: <1207910826.9544.26.camel@gentoo-jocke.transmode.se>
On Fri, Apr 11, 2008 at 4:47 AM, Joakim Tjernlund
<joakim.tjernlund@transmode.se> wrote:
>
> On Fri, 2008-04-11 at 10:06 +0200, Stefan Roese wrote:
> > On Friday 11 April 2008, Joakim Tjernlund wrote:
> > > PHY ID 0x0 isn't an invalid id, I got a Broadcom PHY that has
> > > PHY ID=0. Maybe I am misunderstanding something?
> >
> > IIRC, address 0 is the PHY broadcast address, but can be used without problem
> > with some PHY's. I remember some designs were we had the PHY at address 0.
>
> Ouh, if that is so, I guess we need a CONFIG option or a new mdio bus
> property to select if PHY ID 0 is valid id or not.
Or, don't probe for phys by default. Rather, use the data in the
device tree to determine what PHY ids are valid.
Cheers,
g.
--
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.
next prev parent reply other threads:[~2008-04-11 13:54 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-10 17:51 [PATCH 0/5] dynamic detection of gianfar TPIPA Paul Gortmaker
2008-04-10 17:51 ` [PATCH 1/5] phylib: don't create a phydev for ID-less PHYs Paul Gortmaker
2008-04-10 17:51 ` [PATCH 2/5] gianfar: assign mii_bus value in dev->priv Paul Gortmaker
2008-04-10 17:52 ` [PATCH 3/5] gianfar: limit scope of gfar_local_mdio functions Paul Gortmaker
2008-04-10 17:52 ` [PATCH 4/5] gianfar: dont hog the mii_bus->priv with just the regs Paul Gortmaker
2008-04-10 17:52 ` [PATCH 5/5] gianfar: don't hard code the TBIPA MDIO address Paul Gortmaker
2008-04-11 7:06 ` [PATCH 1/5] phylib: don't create a phydev for ID-less PHYs Joakim Tjernlund
2008-04-11 8:06 ` Stefan Roese
2008-04-11 10:47 ` Joakim Tjernlund
2008-04-11 13:54 ` Grant Likely [this message]
2008-04-10 22:17 ` [PATCH 0/5] dynamic detection of gianfar TPIPA David Miller
2008-04-10 23:30 ` Andy Fleming
2008-04-11 3:34 ` Paul Gortmaker
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