--- a/arch/powerpc/boot/wrapper	
+++ b/arch/powerpc/boot/wrapper	
@@ -201,7 +201,7 @@ ps3)
     isection=.kernel:initrd
     link_address=''
     ;;
-ep88xc|ep405|ep8248e)
+ep88xc|ep405|ep8248e|rb600)
     platformo="$object/fixed-head.o $object/$platform.o"
     binary=y
     ;;