Merge branch 'net-phy-broadcom-RGMII-delays-fixes'

Florian Fainelli says:

====================
net: phy: broadcom: RGMII delays fixes

This patch series fixes the BCM54210E RGMII delay configuration which
could only have worked in a PHY_INTERFACE_MODE_RGMII configuration.
There is a forward declaration added such that the first patch can be
picked up for -stable and apply fine all the way back to when the bug
was introduced.

The second patch eliminates duplicated code that used a different kind
of logic and did not use existing constants defined.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>