ppc4xx: Update Kilauea to use PPC4xx DDR autocalibration routines

Signed-off-by: Adam Graham <agraham@amcc.com>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/cpu/ppc4xx/Makefile b/cpu/ppc4xx/Makefile
index c773400..463b575 100644
--- a/cpu/ppc4xx/Makefile
+++ b/cpu/ppc4xx/Makefile
@@ -35,6 +35,9 @@
 COBJS	:= 40x_spd_sdram.o
 COBJS	+= 44x_spd_ddr.o
 COBJS	+= 44x_spd_ddr2.o
+ifdef CONFIG_PPC4xx_DDR_AUTOCALIBRATION
+COBJS	+= 4xx_ibm_ddr2_autocalib.o
+endif
 COBJS	+= 4xx_pci.o
 COBJS	+= 4xx_pcie.o
 COBJS	+= bedbug_405.o