diff --git a/target/linux/cobalt/Makefile b/target/linux/cobalt/Makefile
index b0de847411..e767c784eb 100644
--- a/target/linux/cobalt/Makefile
+++ b/target/linux/cobalt/Makefile
@@ -13,7 +13,7 @@ FEATURES:=targz pci ext4
 CFLAGS:=-O2 -pipe -mtune=r5000 -fno-caller-saves
 MAINTAINER:=Florian Fainelli <florian@openwrt.org>
 
-LINUX_VERSION:=2.6.39.4
+LINUX_VERSION:=3.2.15
 
 include $(INCLUDE_DIR)/target.mk
 
diff --git a/target/linux/cobalt/config-default b/target/linux/cobalt/config-default
index 89b9d6ae75..f75b90a477 100644
--- a/target/linux/cobalt/config-default
+++ b/target/linux/cobalt/config-default
@@ -7,11 +7,11 @@ CONFIG_ARCH_HIBERNATION_POSSIBLE=y
 # CONFIG_ARCH_PHYS_ADDR_T_64BIT is not set
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 # CONFIG_ARCH_SUPPORTS_MSI is not set
-CONFIG_ARCH_SUPPORTS_OPROFILE=y
 CONFIG_ARCH_SUSPEND_POSSIBLE=y
 # CONFIG_ARPD is not set
 CONFIG_ATA=y
 # CONFIG_ATH79 is not set
+CONFIG_BCMA_POSSIBLE=y
 CONFIG_BINFMT_ELF32=y
 # CONFIG_BLK_DEV_INITRD is not set
 CONFIG_BLK_DEV_LOOP=y
@@ -21,6 +21,9 @@ CONFIG_BLOCK_COMPAT=y
 CONFIG_CEVT_GT641XX=y
 CONFIG_CEVT_R4K=y
 CONFIG_CEVT_R4K_LIB=y
+CONFIG_CLKBLD_I8253=y
+CONFIG_CLKEVT_I8253=y
+CONFIG_CLKSRC_I8253=y
 CONFIG_CMDLINE="console=ttyS0,115200"
 CONFIG_CMDLINE_BOOL=y
 # CONFIG_CMDLINE_OVERRIDE is not set
@@ -58,8 +61,6 @@ CONFIG_GENERIC_ACL=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
 CONFIG_GENERIC_CMOS_UPDATE=y
-CONFIG_GENERIC_FIND_LAST_BIT=y
-CONFIG_GENERIC_FIND_NEXT_BIT=y
 CONFIG_GENERIC_IRQ_SHOW=y
 # CONFIG_HAMRADIO is not set
 CONFIG_HAS_DMA=y
@@ -92,7 +93,6 @@ CONFIG_HZ=250
 CONFIG_HZ_250=y
 CONFIG_I8253=y
 CONFIG_I8259=y
-CONFIG_INOTIFY_USER=y
 CONFIG_INPUT=y
 CONFIG_INPUT_COBALT_BTNS=y
 CONFIG_INPUT_EVDEV=y
@@ -100,16 +100,17 @@ CONFIG_INPUT_POLLDEV=y
 # CONFIG_IP_ADVANCED_ROUTER is not set
 # CONFIG_IP_MULTICAST is not set
 CONFIG_IRQ_CPU=y
+CONFIG_IRQ_FORCED_THREADING=y
 CONFIG_IRQ_GT641XX=y
 # CONFIG_JFFS2_FS is not set
 CONFIG_KEXEC=y
+# CONFIG_LANTIQ is not set
 CONFIG_LEDS_COBALT_QUBE=y
 CONFIG_LEDS_COBALT_RAQ=y
 # CONFIG_LEDS_TRIGGER_DEFAULT_ON is not set
 # CONFIG_LEDS_TRIGGER_TIMER is not set
 CONFIG_LEGACY_PTYS=y
 CONFIG_LEGACY_PTY_COUNT=256
-CONFIG_MACH_NO_WESTBRIDGE=y
 # CONFIG_MII is not set
 # CONFIG_MINIX_FS_NATIVE_ENDIAN is not set
 CONFIG_MIPS=y
@@ -122,6 +123,7 @@ CONFIG_MIPS_L1_CACHE_SHIFT=5
 # CONFIG_MIPS_MACHINE is not set
 CONFIG_MIPS_MT_DISABLED=y
 # CONFIG_MISC_DEVICES is not set
+# CONFIG_MLX4_CORE is not set
 # CONFIG_MTD_BLOCK is not set
 # CONFIG_MTD_BLOCK_RO is not set
 # CONFIG_MTD_CFI is not set
@@ -131,8 +133,6 @@ CONFIG_MTD_JEDECPROBE=y
 CONFIG_MTD_PHYSMAP=y
 CONFIG_NEED_DMA_MAP_STATE=y
 CONFIG_NEED_PER_CPU_KM=y
-# CONFIG_NETDEV_1000 is not set
-# CONFIG_NET_PCI is not set
 CONFIG_NET_TULIP=y
 CONFIG_PAGEFLAGS_EXTENDED=y
 # CONFIG_PARTITION_ADVANCED is not set
@@ -141,7 +141,6 @@ CONFIG_PCI=y
 CONFIG_PCI_DISABLE_COMMON_QUIRKS=y
 CONFIG_PCI_DOMAINS=y
 CONFIG_PCI_GT64XXX_PCI0=y
-CONFIG_PCSPKR_PLATFORM=y
 CONFIG_PERF_USE_VMALLOC=y
 CONFIG_PHYS_ADDR_T_64BIT=y
 # CONFIG_PREEMPT_RCU is not set
@@ -174,6 +173,7 @@ CONFIG_TULIP_MWI=y
 CONFIG_TULIP_NAPI=y
 CONFIG_TULIP_NAPI_HW_MITIGATION=y
 # CONFIG_ULI526X is not set
+CONFIG_USB_ARCH_HAS_XHCI=y
 CONFIG_USB_SUPPORT=y
 # CONFIG_VGA_CONSOLE is not set
 # CONFIG_VLAN_8021Q is not set