ethernet doesn't work after update to v2012.12.0

[Wjatscheslaw Stoljarski (Slawa)]

Hi All,

after updating to the version 2012.12.0 ethernet doesn't work anymore. 
My system is iMX53, ethernet Interface: MII100. What could be the cause?

devinfo output:
...
`---- imx_iim0
      `---- 0x00000000-0x0000001f: /dev/imx_iim_bank0
      `---- 0x00000000-0x0000001f: /dev/imx_iim_bank1
      `---- 0x00000000-0x0000001f: /dev/imx_iim_bank2
      `---- 0x00000000-0x0000001f: /dev/imx_iim_bank3
      `---- 0x00000000-0x0000001f: /dev/imx_iim_bank4
      `---- 0x00000000-0x0000001f: /dev/imx_iim_bank5
      `---- 0x00000000-0x0000001f: /dev/imx_iim_bank6
      `---- 0x00000000-0x0000001f: /dev/imx_iim_bank7
...
`---- imx27-fec
      `---- miibus0
      `---- eth0
...
imx_iim
fec_imx
Generic PHY
...

Best Regards,
Slawa