powerpc/40x: Convert AMCC Kilauea/Halekala boards to ppc40x_simple

This cleans up the kilauea/halekala board ports 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 0e8aa2f..5fd5a59 100644
--- a/arch/powerpc/platforms/40x/ppc40x_simple.c
+++ b/arch/powerpc/platforms/40x/ppc40x_simple.c
@@ -52,6 +52,8 @@
  */
 static char *board[] __initdata = {
 	"amcc,acadia",
+	"amcc,haleakala",
+	"amcc,kilauea",
 	"amcc,makalu"
 };