tg3: Add 50610M phy ID for 5785

This patch adds the 50610M phy ID for 5785.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2 files changed