[U-Boot-Users] Re: Can't get correct VSC8201 PHYID on MPC8347 in uboot-1.1.3 issue

[Simon Yang <bestwish.simon@gmail.com>]

Does anybody use this PHY before and it works well before? Please give
me some comment on it, thanks a lot!

2005/11/29, Simon Yang <bestwish.simon@gmail.com>:
> Hi David,
>
> I have checked the config file settings, they are correct.
>
> For the MDIO I get nothing on MDIO read frame and write frame of SMI
> when the uboot is running.What's wrong with it?
>
>
>
> 2005/11/29, David Updegraff <dave@cray.com>:
> > Simon
> >
> > check your config file settings for:
> >
> > #define TSEC1_PHY_ADDR          0
> > #define TSEC1_PHYIDX            0
> > #define TSEC2_PHY_ADDR          1
> > #define TSEC2_PHYIDX            0
> >
> > for sanity of MDIO stuff.
> >
> > > Dear All,
> > >
> > > Now I use VSC8201PHY on MPC8347 with uboot-1.1.3,I think VSC8201 PHY
> > > is similar to CIS8201PHY,so I add struct phy_info_vsc8201 based on
> > > struct phy_info_cis8201 in tsec.c and related registers in tsec.h, but
> > > during bootup I meet below problem in tsec.c when it goes to read
> > > phy_id in function read_phy_reg(), the phy_id is always ffffffff, the
> > > log file is as follow:
> > >
> > > Net:   TSEC initialize begin...
> > > In Read reg func PHY ID is:0
> > > Register number MIIMADD is 2
> > > PHY Reg after read PHYIR1 is:ffff
> > > PHY Reg High 16 bit is:ffff0000
> > > Begin Read phy reg!
> > > In Read reg func PHY ID is:0
> > > Register number MIIMADD is 3
> > > PHY Reg after read PHYIR2 is:ffff
> > > Tsec: read from reg is ffffffff
> > > Freescale TSEC0: PHY id ffffffff is not supported!
> > > Freescale TSEC0: No PHY found
> > > TSEC initialize begin...
> > > In Read reg func PHY ID is:1
> > > Register number MIIMADD is 102
> > > PHY Reg after read PHYIR1 is:ffff
> > > PHY Reg High 16 bit is:ffff0000
> > > Begin Read phy reg!
> > > In Read reg func PHY ID is:1
> > > Register number MIIMADD is 103
> > > PHY Reg after read PHYIR2 is:ffff
> > > Tsec: read from reg is ffffffff
> > > Freescale TSEC1: PHY id ffffffff is not supported!
> > > Freescale TSEC1: No PHY found
> > > Freescale TSEC0, Freescale TSEC1
> > >
> > > Thanks in advance.
> > >
> > > Best Regards
> > > SImon
> > >
> > >
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