diff --git a/meta-ast2400/recipes-kernel/linux/linux-obmc/defconfig b/meta-ast2400/recipes-kernel/linux/linux-obmc/defconfig
index 411ebbe..74d9343 100644
--- a/meta-ast2400/recipes-kernel/linux/linux-obmc/defconfig
+++ b/meta-ast2400/recipes-kernel/linux/linux-obmc/defconfig
@@ -12,7 +12,6 @@
 # CONFIG_RD_BZIP2 is not set
 # CONFIG_RD_LZO is not set
 # CONFIG_RD_LZ4 is not set
-CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 CONFIG_KALLSYMS_ALL=y
 CONFIG_BPF_SYSCALL=y
 # CONFIG_AIO is not set
@@ -23,16 +22,17 @@
 CONFIG_SLAB_FREELIST_RANDOM=y
 CONFIG_JUMP_LABEL=y
 CONFIG_CC_STACKPROTECTOR_STRONG=y
+CONFIG_STRICT_KERNEL_RWX=y
 # CONFIG_LBDAF is not set
-# CONFIG_BLK_DEV_BSG is not set
 # CONFIG_IOSCHED_DEADLINE is not set
-# CONFIG_IOSCHED_CFQ is not set
+# CONFIG_MQ_IOSCHED_DEADLINE is not set
+# CONFIG_MQ_IOSCHED_KYBER is not set
 # CONFIG_ARCH_MULTI_V7 is not set
 CONFIG_ARCH_ASPEED=y
 CONFIG_MACH_ASPEED_G4=y
-CONFIG_DEBUG_RODATA=y
 CONFIG_VMSPLIT_2G=y
 CONFIG_AEABI=y
+# CONFIG_COMPACTION is not set
 CONFIG_UACCESS_WITH_MEMCPY=y
 CONFIG_SECCOMP=y
 # CONFIG_ATAGS is not set
@@ -53,14 +53,12 @@
 # CONFIG_INET_XFRM_MODE_TRANSPORT is not set
 # CONFIG_INET_XFRM_MODE_TUNNEL is not set
 # CONFIG_INET_XFRM_MODE_BEET is not set
-CONFIG_INET_UDP_DIAG=y
+# CONFIG_INET_DIAG is not set
 # CONFIG_INET6_XFRM_MODE_TRANSPORT is not set
 # CONFIG_INET6_XFRM_MODE_TUNNEL is not set
 # CONFIG_INET6_XFRM_MODE_BEET is not set
-# CONFIG_IPV6_SIT is not set
 CONFIG_NETFILTER=y
-CONFIG_IP_NF_IPTABLES=y
-CONFIG_IP_NF_FILTER=y
+# CONFIG_NETFILTER_ADVANCED is not set
 CONFIG_VLAN_8021Q=y
 CONFIG_NET_NCSI=y
 # CONFIG_WIRELESS is not set
@@ -78,10 +76,16 @@
 CONFIG_MTD_UBI_FASTMAP=y
 CONFIG_MTD_UBI_BLOCK=y
 CONFIG_BLK_DEV_LOOP=y
+CONFIG_BLK_DEV_LOOP_MIN_COUNT=0
 CONFIG_BLK_DEV_RAM=y
 CONFIG_ASPEED_LPC_CTRL=y
+CONFIG_ASPEED_LPC_SNOOP=y
+CONFIG_ASPEED_LPC_MBOX=y
 CONFIG_EEPROM_AT24=y
 CONFIG_NETDEVICES=y
+# CONFIG_NET_VENDOR_ALACRITECH is not set
+# CONFIG_NET_VENDOR_AMAZON is not set
+# CONFIG_NET_VENDOR_AQUANTIA is not set
 # CONFIG_NET_VENDOR_ARC is not set
 # CONFIG_NET_CADENCE is not set
 # CONFIG_NET_VENDOR_BROADCOM is not set
@@ -99,16 +103,15 @@
 # CONFIG_NET_VENDOR_ROCKER is not set
 # CONFIG_NET_VENDOR_SAMSUNG is not set
 # CONFIG_NET_VENDOR_SEEQ is not set
+# CONFIG_NET_VENDOR_SOLARFLARE is not set
 # CONFIG_NET_VENDOR_SMSC is not set
 # CONFIG_NET_VENDOR_STMICRO is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
 # CONFIG_NET_VENDOR_VIA is not set
 # CONFIG_NET_VENDOR_WIZNET is not set
+# CONFIG_NET_VENDOR_SYNOPSYS is not set
 CONFIG_BROADCOM_PHY=y
 CONFIG_REALTEK_PHY=y
 # CONFIG_WLAN is not set
-# CONFIG_INPUT_LEDS is not set
-# CONFIG_INPUT_MOUSEDEV is not set
 CONFIG_INPUT_EVDEV=y
 # CONFIG_KEYBOARD_ATKBD is not set
 CONFIG_KEYBOARD_GPIO=y
@@ -128,6 +131,7 @@
 CONFIG_ASPEED_BT_IPMI_BMC=y
 CONFIG_HW_RANDOM_TIMERIOMEM=y
 CONFIG_I2C=y
+# CONFIG_I2C_COMPAT is not set
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_MUX=y
 CONFIG_I2C_MUX_PCA9541=y
@@ -146,20 +150,28 @@
 CONFIG_SENSORS_NCT7904=y
 CONFIG_SENSORS_OCC=y
 CONFIG_SENSORS_OCC_P8_I2C=y
+CONFIG_SENSORS_OCC_P9_SBE=y
 CONFIG_PMBUS=y
-# CONFIG_SENSORS_PMBUS is not set
 CONFIG_SENSORS_ADM1275=y
 CONFIG_SENSORS_IBM_CFFPS=y
+CONFIG_SENSORS_IR35221=y
 CONFIG_SENSORS_LM25066=y
 CONFIG_SENSORS_MAX31785=y
 CONFIG_SENSORS_UCD9000=y
+CONFIG_SENSORS_UCD9200=y
 CONFIG_SENSORS_TMP421=y
-# CONFIG_HID is not set
-# CONFIG_USB_SUPPORT is not set
+CONFIG_USB=y
+CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
+CONFIG_USB_DYNAMIC_MINORS=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI_ROOT_HUB_TT=y
+CONFIG_USB_EHCI_HCD_PLATFORM=y
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
 CONFIG_LEDS_CLASS_FLASH=y
 CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_PCA955X=y
+CONFIG_LEDS_PCA955X_GPIO=y
 CONFIG_LEDS_TRIGGERS=y
 CONFIG_LEDS_TRIGGER_TIMER=y
 CONFIG_LEDS_TRIGGER_HEARTBEAT=y
@@ -168,9 +180,7 @@
 CONFIG_RTC_DRV_DS1307=y
 CONFIG_RTC_DRV_PCF8523=y
 CONFIG_RTC_DRV_RV8803=y
-CONFIG_RTC_DRV_ASPEED=y
 CONFIG_MAILBOX=y
-CONFIG_ASPEED_LPC_MBOX=y
 # CONFIG_IOMMU_SUPPORT is not set
 CONFIG_IIO=y
 CONFIG_ASPEED_ADC=y
@@ -181,13 +191,13 @@
 CONFIG_FSI_MASTER_HUB=y
 CONFIG_FSI_SCOM=y
 CONFIG_FSI_SBEFIFO=y
+CONFIG_FSI_OCC=y
 CONFIG_FIRMWARE_MEMMAP=y
 CONFIG_FANOTIFY=y
-CONFIG_AUTOFS4_FS=y
 CONFIG_OVERLAY_FS=y
 CONFIG_TMPFS=y
-CONFIG_TMPFS_POSIX_ACL=y
 CONFIG_JFFS2_FS=y
+# CONFIG_JFFS2_FS_WRITEBUFFER is not set
 CONFIG_JFFS2_SUMMARY=y
 CONFIG_JFFS2_FS_XATTR=y
 CONFIG_UBIFS_FS=y
@@ -195,18 +205,21 @@
 CONFIG_SQUASHFS_XZ=y
 CONFIG_PRINTK_TIME=y
 CONFIG_DYNAMIC_DEBUG=y
+CONFIG_DEBUG_INFO=y
+CONFIG_DEBUG_INFO_REDUCED=y
+CONFIG_DEBUG_INFO_DWARF4=y
+CONFIG_GDB_SCRIPTS=y
 CONFIG_STRIP_ASM_SYMS=y
-CONFIG_LOCKUP_DETECTOR=y
+CONFIG_SOFTLOCKUP_DETECTOR=y
+# CONFIG_DETECT_HUNG_TASK is not set
 CONFIG_WQ_WATCHDOG=y
 CONFIG_PANIC_TIMEOUT=-1
 # CONFIG_SCHED_DEBUG is not set
-CONFIG_TIMER_STATS=y
+CONFIG_SCHED_STACK_END_CHECK=y
 CONFIG_FUNCTION_TRACER=y
 # CONFIG_TRACING_EVENTS_GPIO is not set
+CONFIG_DEBUG_USER=y
 # CONFIG_CRYPTO_ECHAINIV is not set
-CONFIG_CRYPTO_HMAC=y
-CONFIG_CRYPTO_SHA256=y
-CONFIG_CRYPTO_USER_API_HASH=y
 # CONFIG_CRYPTO_HW is not set
 # CONFIG_XZ_DEC_X86 is not set
 # CONFIG_XZ_DEC_POWERPC is not set