diff --git a/target/linux/ppc40x/config-default b/target/linux/ppc40x/config-default
index 487a567542..bedc42d1a9 100644
--- a/target/linux/ppc40x/config-default
+++ b/target/linux/ppc40x/config-default
@@ -102,7 +102,8 @@ CONFIG_ISA_DMA_API=y
 # CONFIG_ISDN_I4L is not set
 CONFIG_KERNEL_START=0xc0000000
 CONFIG_KILAUEA=y
-# CONFIG_LEDS_GPIO is not set
+CONFIG_LEDS_GPIO=m
+CONFIG_LEDS_GPIO_OF=y
 CONFIG_LOWMEM_SIZE=0x30000000
 CONFIG_MAGICBOX=y
 # CONFIG_MAKALU is not set
@@ -117,6 +118,7 @@ CONFIG_MTD_CFI_ADV_OPTIONS=y
 CONFIG_MTD_OF_PARTS=y
 CONFIG_MTD_PHYSMAP_OF=y
 # CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
+CONFIG_NLS=m
 CONFIG_NOT_COHERENT_CACHE=y
 CONFIG_OF=y
 CONFIG_OF_DEVICE=y
@@ -178,7 +180,17 @@ CONFIG_SWIOTLB=y
 CONFIG_TASK_SIZE=0xc0000000
 # CONFIG_TREE_PREEMPT_RCU is not set
 CONFIG_TREE_RCU=y
+CONFIG_USB=m
+# CONFIG_USB_EHCI_HCD is not set
+CONFIG_USB_OHCI_BIG_ENDIAN_DESC=y
+CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y
+CONFIG_USB_OHCI_HCD=m
+CONFIG_USB_OHCI_HCD_PCI=y
+CONFIG_USB_OHCI_HCD_PPC_OF=y
+CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
+# CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
 CONFIG_USB_SUPPORT=y
+# CONFIG_USB_UHCI_HCD is not set
 # CONFIG_WALNUT is not set
 CONFIG_WORD_SIZE=32
 # CONFIG_XILINX_SYSACE is not set