diff --git a/meta-nuvoton/recipes-kernel/linux/linux-nuvoton/npcm8xx_defconfig b/meta-nuvoton/recipes-kernel/linux/linux-nuvoton/npcm8xx_defconfig
index 3998560..cbe0bf3 100644
--- a/meta-nuvoton/recipes-kernel/linux/linux-nuvoton/npcm8xx_defconfig
+++ b/meta-nuvoton/recipes-kernel/linux/linux-nuvoton/npcm8xx_defconfig
@@ -1,5 +1,4 @@
 CONFIG_SYSVIPC=y
-CONFIG_BLK_DEV_INITRD=y
 CONFIG_POSIX_MQUEUE=y
 CONFIG_NO_HZ_IDLE=y
 CONFIG_HIGH_RES_TIMERS=y
@@ -11,21 +10,15 @@
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_MEMCG=y
-CONFIG_MEMCG_SWAP=y
 CONFIG_BLK_CGROUP=y
 CONFIG_CGROUP_PIDS=y
-CONFIG_CGROUP_HUGETLB=y
 CONFIG_CPUSETS=y
 CONFIG_CGROUP_DEVICE=y
 CONFIG_CGROUP_CPUACCT=y
-CONFIG_CGROUP_PERF=y
 CONFIG_USER_NS=y
 CONFIG_SCHED_AUTOGROUP=y
 CONFIG_BLK_DEV_INITRD=y
 CONFIG_KALLSYMS_ALL=y
-CONFIG_ARM_CPUIDLE=y
-CONFIG_CPU_FREQ=y
-CONFIG_CPUFREQ_DT=y
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 CONFIG_ARCH_NPCM=y
@@ -82,8 +75,6 @@
 CONFIG_SENSORS_TMP102=y
 CONFIG_WATCHDOG=y
 CONFIG_NPCM7XX_WATCHDOG=y
-CONFIG_REGULATOR=y
-CONFIG_REGULATOR_FIXED_VOLTAGE=y
 CONFIG_USB_HIDDEV=y
 CONFIG_USB=y
 CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
@@ -104,7 +95,6 @@
 CONFIG_ROOT_NFS=y
 CONFIG_NLS_CODEPAGE_437=y
 CONFIG_NLS_ISO8859_1=y
-CONFIG_DEBUG_INFO=y
 CONFIG_MAGIC_SYSRQ=y
 CONFIG_CRYPTO=y
 CONFIG_CRYPTO_CBC=y
@@ -126,7 +116,6 @@
 CONFIG_PCIE_NPCM=y
 CONFIG_PECI=y
 CONFIG_PECI_NPCM=y
-CONFIG_MFD_INTEL_PECI_CLIENT=y
 CONFIG_SENSORS_PECI_CPUTEMP=y
 CONFIG_SENSORS_PECI_DIMMTEMP=y
 CONFIG_RESET_NPCM=y