In qca8084 phy mode, each phy is assigned to one mac in the ipq9574,
where as in the switch mode, only mac1 will used for all the 4 ports
of the qca8084, mac2-4 will be left unused. So, updated the
logic to update the link status of the individual ports, when qca8084
is in switch mode.
Change-Id: I128c3eafb7c85c0db9d252e047457ea8820df368
Signed-off-by: Ram Kumar D <quic_ramd@quicinc.com>