UEC: Don't udelay needlessly

uec_init() adds an udelay(100000) even though
the PHY status read went well, don't do that.

Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se>
Acked-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Ben Warren <biggerbadderben@gmail.com>