Some PHYs (like the BCM8726) FW version cannot be read after activating the
PHY, so we need to save this information
Signed-off-by: NYaniv Rosner <yanivr@broadcom.com>
Signed-off-by: NEilon Greenstein <eilong@broadcom.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>