powerpc/40x: Convert AMCC Makalu board to ppc40x_simple

This cleans up the makalu board port to use the ppc40x_simple platform
support.

Tested-by: Stefan Roese <sr@denx.de>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
diff --git a/arch/powerpc/platforms/40x/ppc40x_simple.c b/arch/powerpc/platforms/40x/ppc40x_simple.c
index f40ac9b..0e8aa2f 100644
--- a/arch/powerpc/platforms/40x/ppc40x_simple.c
+++ b/arch/powerpc/platforms/40x/ppc40x_simple.c
@@ -51,7 +51,8 @@
  * board.c file for it rather than adding it to this list.
  */
 static char *board[] __initdata = {
-	"amcc,acadia"
+	"amcc,acadia",
+	"amcc,makalu"
 };
 
 static int __init ppc40x_probe(void)