amd: Move AMD (Lance) chipset drivers

Moves the drivers for the AMD chipsets into drivers/net/ethernet/amd/
and the necessary Kconfig and Makfile changes.

The au1000 (Alchemy) driver was also moved into the same directory
even though it is not a "Lance" driver.

CC: Peter Maydell <pmaydell@chiark.greenend.org.uk>
CC: Roman Hodek <Roman.Hodek@informatik.uni-erlangen.de>
CC: "Maciej W. Rozycki" <macro@linux-mips.org>
CC: Donald Becker <becker@scyld.com>
CC: Sam Creasey <sammy@users.qual.net>
CC: Miguel de Icaza <miguel@nuclecu.unam.mx>
CC: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
CC: Don Fry <pcnet32@frontier.com>
CC: Geert Uytterhoeven <geert@linux-m68k.org>
CC: Russell King <linux@arm.linux.org.uk>
CC: David Davies <davies@maniac.ultranet.com>
CC: "M.Hipp" <hippm@informatik.uni-tuebingen.de>
CC: Pete Popov <ppopov@embeddedalley.com>
CC: David Hinds <dahinds@users.sourceforge.net>
CC: "Roger C. Pao" <rpao@paonet.org>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index 112e226..6f9dc94 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -746,7 +746,7 @@
 W:	http://www.arm.linux.org.uk/
 S:	Maintained
 F:	arch/arm/mach-ebsa110/
-F:	drivers/net/arm/am79c961a.*
+F:	drivers/net/ethernet/amd/am79c961a.*
 
 ARM/EZX SMARTPHONES (A780, A910, A1200, E680, ROKR E2 and ROKR E6)
 M:	Daniel Ribeiro <drwyrm@gmail.com>
@@ -4941,7 +4941,7 @@
 M:	Don Fry <pcnet32@frontier.com>
 L:	netdev@vger.kernel.org
 S:	Maintained
-F:	drivers/net/pcnet32.c
+F:	drivers/net/ethernet/amd/pcnet32.c
 
 PCRYPT PARALLEL CRYPTO ENGINE
 M:	Steffen Klassert <steffen.klassert@secunet.com>