msys: implement PP SMI for linux 2.6

	In linux 2.6
		1. In mach-msys/core.c, implement PP SMI initialization
		- requestion address completion region for pp SMI and set the
		transfered PP SMI base address to mv eth phy driver, set network
		eth port's is_oob_phy flag
		2. In mv eth phy driver, implement mv_eth_phy_read_status() to
		get phy link status, speed and duplex
		3. In network driver, add SW polling for external PP SMI interface
		with a kernel polling thread
	In msys_family
		1. remove the wapper - "#ifdef MV_PP_SMI" of mvBoardIsPpSmi() so
		that mvBoardIsPpSmi() can work for kernel

Change-Id: I90a1984b31f4f2ba464998fe4b5dcfa47246c415
Signed-off-by: Ken Ma <make@marvell.com>
Reviewed-on: http://vgitil04.il.marvell.com:8080/23375
Reviewed-by: Yelena Krivosheev <yelena@marvell.com>
Reviewed-by: Dmitri Epshtein <dima@marvell.com>
Reviewed-by: Omri Itach <omrii@marvell.com>
Tested-by: Omri Itach <omrii@marvell.com>
2 files changed