diff --git a/arch/arm/configs/s5p6440_defconfig b/arch/arm/configs/s5p64x0_defconfig
similarity index 97%
rename from arch/arm/configs/s5p6440_defconfig
rename to arch/arm/configs/s5p64x0_defconfig
index 0b0266c6d3269592ed882fc664dee73dd045d5e1..2993ecd35145265d0cf2566bbf227158cd07a5c5 100644
--- a/arch/arm/configs/s5p6440_defconfig
+++ b/arch/arm/configs/s5p64x0_defconfig
@@ -5,10 +5,11 @@ CONFIG_KALLSYMS_ALL=y
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 # CONFIG_BLK_DEV_BSG is not set
-CONFIG_ARCH_S5P6440=y
+CONFIG_ARCH_S5P64X0=y
 CONFIG_S3C_BOOT_ERROR_RESET=y
 CONFIG_S3C_LOWLEVEL_UART_PORT=1
 CONFIG_MACH_SMDK6440=y
+CONFIG_MACH_SMDK6450=y
 CONFIG_CPU_32v6K=y
 CONFIG_AEABI=y
 CONFIG_CMDLINE="root=/dev/ram0 rw ramdisk=8192 initrd=0x20800000,8M console=ttySAC1,115200 init=/linuxrc"