ppc4xx: ML2 shouldn't include the 4xx EMAC driver

Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/board/ml2/u-boot.lds b/board/ml2/u-boot.lds
index 28c6546..13ceea0 100644
--- a/board/ml2/u-boot.lds
+++ b/board/ml2/u-boot.lds
@@ -63,7 +63,6 @@
     cpu/ppc4xx/4xx_uart.o	(.text)
     cpu/ppc4xx/cpu_init.o	(.text)
     cpu/ppc4xx/speed.o	(.text)
-    drivers/net/4xx_enet.o	(.text)
     common/dlmalloc.o	(.text)
     lib_generic/crc32.o		(.text)
     lib_ppc/extable.o	(.text)