Some link partners have issues if the non-standard 1G half duplex is
advertised. This patch adds support for an nvram setting to disable the
advertisement.
Signed-off-by: NNithin Nayak Sujir <nsujir@broadcom.com>
Signed-off-by: NMichael Chan <mchan@broadcom.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>