a38x: add support for SolidRun's ClearFog-A1 board

	- added support for a new 'customer' pre-compiled option for
	  SolidRun's ClearFog A0 board
	- compiled with './build.pl -b armada_38x_clearfog -f mmc'
	- Predefined binary header configuration:
	  * Skip AVS selection from pre-burnt EFUSE values
	  * DDR: increased internal CK delay due to short traces
	- Added full U-Boot board structures, including new GPP
	  routine callback to reset PHY & Switch via GPIOs

Change-Id: I16e70a64608cb0630f723568a2fb3d6adf0f5f6c
Signed-off-by: Omri Itach <omrii@marvell.com>
Reviewed-on: http://vgitil04.il.marvell.com:8080/23479
13 files changed