diff --git a/boards/kernel-configs/sunxi.config b/boards/kernel-configs/sunxi.config
index 3541b17..23242f0 100644
--- a/boards/kernel-configs/sunxi.config
+++ b/boards/kernel-configs/sunxi.config
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/arm 4.15.2 Kernel Configuration
+# Linux/arm 4.15.4 Kernel Configuration
 #
 CONFIG_ARM=y
 CONFIG_ARM_HAS_SG_CHAIN=y
@@ -2899,6 +2899,7 @@ CONFIG_SND=y
 CONFIG_SND_TIMER=y
 CONFIG_SND_PCM=y
 CONFIG_SND_DMAENGINE_PCM=y
+CONFIG_SND_RAWMIDI=m
 CONFIG_SND_JACK=y
 CONFIG_SND_JACK_INPUT_DEV=y
 # CONFIG_SND_OSSEMUL is not set
@@ -3416,16 +3417,43 @@ CONFIG_USB_GADGET_STORAGE_NUM_BUFFERS=2
 # CONFIG_USB_DUMMY_HCD is not set
 CONFIG_USB_LIBCOMPOSITE=m
 CONFIG_USB_F_ACM=m
+CONFIG_USB_F_SS_LB=m
 CONFIG_USB_U_SERIAL=m
 CONFIG_USB_U_ETHER=m
+CONFIG_USB_U_AUDIO=m
 CONFIG_USB_F_SERIAL=m
 CONFIG_USB_F_OBEX=m
+CONFIG_USB_F_NCM=m
 CONFIG_USB_F_ECM=m
+CONFIG_USB_F_EEM=m
 CONFIG_USB_F_SUBSET=m
 CONFIG_USB_F_RNDIS=m
 CONFIG_USB_F_MASS_STORAGE=m
+CONFIG_USB_F_FS=m
+CONFIG_USB_F_UAC1=m
+CONFIG_USB_F_UAC1_LEGACY=m
+CONFIG_USB_F_UAC2=m
+CONFIG_USB_F_MIDI=m
 CONFIG_USB_F_HID=m
-# CONFIG_USB_CONFIGFS is not set
+CONFIG_USB_F_PRINTER=m
+CONFIG_USB_CONFIGFS=m
+CONFIG_USB_CONFIGFS_SERIAL=y
+CONFIG_USB_CONFIGFS_ACM=y
+CONFIG_USB_CONFIGFS_OBEX=y
+CONFIG_USB_CONFIGFS_NCM=y
+CONFIG_USB_CONFIGFS_ECM=y
+CONFIG_USB_CONFIGFS_ECM_SUBSET=y
+CONFIG_USB_CONFIGFS_RNDIS=y
+CONFIG_USB_CONFIGFS_EEM=y
+CONFIG_USB_CONFIGFS_MASS_STORAGE=y
+CONFIG_USB_CONFIGFS_F_LB_SS=y
+CONFIG_USB_CONFIGFS_F_FS=y
+CONFIG_USB_CONFIGFS_F_UAC1=y
+CONFIG_USB_CONFIGFS_F_UAC1_LEGACY=y
+CONFIG_USB_CONFIGFS_F_UAC2=y
+CONFIG_USB_CONFIGFS_F_MIDI=y
+CONFIG_USB_CONFIGFS_F_HID=y
+CONFIG_USB_CONFIGFS_F_PRINTER=y
 # CONFIG_USB_ZERO is not set
 # CONFIG_USB_AUDIO is not set
 CONFIG_USB_ETH=m