fix: eth: msys_bc2: set MAC speed configuration as Auto negotiation for RD board

	The ETH MAC configuration for BC2 RD board was forced to 1000M.
	this caused an issue when connected to lower speed ports (i.e 100M)
	- This is wrong, and replaced to use Auto negotiation

Signed-off-by: Omri Itach <omrii@marvell.com>
Change-Id: Ifc700190e58667cce52fc01fd32d8bfacb6b761d
Reviewed-on: http://vgitil04.il.marvell.com:8080/23127
Tested-by: Star_Automation <star@marvell.com>
Reviewed-by: Hanna Hawa <hannah@marvell.com>
1 file changed