Add AXM3500 3rd stage support.
Signed-off-by: Wen Wang (wen.wang@lsi.com)
Checking in U-boot changes that work on ACP344x, ACP3421, AXM2500 and AXM3500 for 4.8.1.82 release

Signed-off-by: SangeethaRao <sangeetha.rao@lsi.com>
Updates for AXM35xx emulation support and 4.8.1.83 U-boot release

Signed-off-by: SangeethaRao <sangeetha.rao@lsi.com>