[PATCH 12/12] arm: omap3: am35x: Register davinci_mdio before davinci_emac

Mark A. Greer mgreer at animalcreek.com
Wed Apr 11 18:00:14 EDT 2012


On Wed, Apr 11, 2012 at 03:24:05PM -0600, Paul Walmsley wrote:
> cc Ilya
> 
> On Wed, 11 Apr 2012, Mark A. Greer wrote:
> 
> > From: "Mark A. Greer" <mgreer at animalcreek.com>
> > 
> > Problem:
> > --------
> > When resuming from a Suspend-to-RAM event, the eth0 device
> > (davinci emac/mdio) on am35xx boards wouldn't work and the
> > following error message appeared on the console:
> > 
> > "net eth0: could not connect to phy davinci_mdio-0:00"
> 
> ...
> 
> > Signed-off-by: Mark A. Greer <mgreer at animalcreek.com>
> > ---
> >  arch/arm/mach-omap2/am35xx-emac.c |   11 ++++++-----
> >  1 file changed, 6 insertions(+), 5 deletions(-)
> > 
> > diff --git a/arch/arm/mach-omap2/am35xx-emac.c b/arch/arm/mach-omap2/am35xx-emac.c
> > index 1f97e74..d23bd6c 100644
> > --- a/arch/arm/mach-omap2/am35xx-emac.c
> > +++ b/arch/arm/mach-omap2/am35xx-emac.c
> 
> This is a little off-topic from this patch, but we should get rid of this 
> arch/arm/mach-omap2/am35xx-emac.c file.  These on-chip devices should be 
> registered via the hwmod code.  Looking at 
> arch/arm/mach-omap2/omap_hwmod_3xxx_data.c, I don't see any trace of the 
> EMAC or MDIO in there.  That's where all of these IPSS IP blocks should be 
> declared...

Okay, I'll take a look and see what I can do.

Mark
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