Added Hybrid MBIST support for sysmem range testing

Signed-off-by: SangeethaRao <sangeetha.rao@lsi.com>
board/lsi : clean warnings with  NCR_TRACER defined

Signed-off-by: Gary McGee <gary.mcgee@lsi.com>
board/lsi : merge DDR init changes from AXM3500 branch

Signed-off-by: Gary McGee <gary.mcgee@lsi.com>
Merge branch 'lsi-v2013.01.01' of github.com:lsigithub/lsi_axxia_uboot into lsi-v2013.01.01
board/lsi : consolidate DDR init changes for AXM5500 and AXM3500

Signed-off-by: Gary McGee <gary.mcgee@lsi.com>