[PATCH] mv643xx_eth: restrict to 32-bit PPC_MULTIPLATFORM

No 64-bit PPC_MULTIPLATFORM platforms use the mv643xx_eth driver,
so build it only on PPC32.
Signed-off-by: NDale Farnsworth <dale@farnsworth.org>
Acked-by: NSven Luther <sl@bplan-gmbh.de>
Signed-off-by: NJeff Garzik <jeff@garzik.org>

drivers/net/Kconfig

@@ -2295,7 +2295,7 @@ config UGETH_HAS_GIGA
 
 config MV643XX_ETH
 	tristate "MV-643XX Ethernet support"
-	depends on MOMENCO_OCELOT_C || MOMENCO_JAGUAR_ATX || MV64360 || MOMENCO_OCELOT_3 || PPC_MULTIPLATFORM
+	depends on MOMENCO_OCELOT_C || MOMENCO_JAGUAR_ATX || MV64360 || MOMENCO_OCELOT_3 || (PPC_MULTIPLATFORM && PPC32)
 	select MII
 	help
 	  This driver supports the gigabit Ethernet on the Marvell MV643XX