[U-Boot] [PATCH 22/27] pcs440ep: get mac address from environment and move load_sernum_ethaddr() to board init

[Jean-Christophe PLAGNIOL-VILLARD]

> 
> Note (especially to Jean-Christophe who asked): 
> 
> I measured the size impact of the printf changes; a short scan on
> seven PowerPC boards showed an average size increase of 1.6 kB:
> 
> Board		Diff	old	new
> TQM8260		1168 : 189520 190688
> TQM5200		1152 : 690468 691620
> ads5121		1168 : 264816 265984
> ocotea		1256 : 313444 314700
> sequoia		1256 : 703404 704660
> MPC8572DS	1236 : 487457 488693
> MPC8641HPCN	4064 : 463916 467980
> 		AVRG: 1614
> 
Tks,
IMHO improve the printf is important but may need to plan to clean up or
improve other part of U-Boot to allow peolple to reduce its size.
Especially the NOR driver that does not allow to enable/disable vendor support
as the kernel

Best Regards,
J.