diff --git a/configs/README.txt b/configs/README.txt
index e2b725c9087..8b5e7a51b20 100644
--- a/configs/README.txt
+++ b/configs/README.txt
@@ -708,6 +708,15 @@ defconfig -- This is a configuration file similar to the Linux
         Enables USB host support
       CONFIG_USBHOST_NPREALLOC
         Number of pre-allocated class instances
+      CONFIG_USBHOST_BULK_DISABLE
+        On some architectures, selecting this setting will reduce driver size
+        by disabling bulk endpoint support
+      CONFIG_USBHOST_INT_DISABLE
+       On some architectures, selecting this setting will reduce driver size
+        by disabling interrupt endpoint support
+      CONFIG_USBHOST_ISOC_DISABLE
+        On some architectures, selecting this setting will reduce driver size
+        by disabling isochronous endpoint support
 
 	USB serial device class driver
 		CONFIG_USBSER
diff --git a/configs/nucleus2g/nsh/defconfig b/configs/nucleus2g/nsh/defconfig
index 70a18345213..048e7dea21a 100755
--- a/configs/nucleus2g/nsh/defconfig
+++ b/configs/nucleus2g/nsh/defconfig
@@ -326,6 +326,7 @@ CONFIG_APP_DIR=examples/nsh
 CONFIG_DEBUG=n
 CONFIG_DEBUG_VERBOSE=n
 CONFIG_DEBUG_SYMBOLS=n
+CONFIG_DEBUG_USB=n
 CONFIG_MM_REGIONS=2
 CONFIG_ARCH_LOWPUTC=y
 CONFIG_RR_INTERVAL=200
@@ -593,9 +594,21 @@ CONFIG_USBDEV_TRACE_NRECORDS=128
 #   Enables USB host support
 # CONFIG_USBHOST_NPREALLOC
 #   Number of pre-allocated class instances
+# CONFIG_USBHOST_BULK_DISABLE
+#   On some architectures, selecting this setting will reduce driver size
+#   by disabling bulk endpoint support
+# CONFIG_USBHOST_INT_DISABLE
+#   On some architectures, selecting this setting will reduce driver size
+#   by disabling interrupt endpoint support
+# CONFIG_USBHOST_ISOC_DISABLE
+#   On some architectures, selecting this setting will reduce driver size
+#   by disabling isochronous endpoint support
 #
 CONFIG_USBHOST=n
 CONFIG_USBHOST_NPREALLOC=0
+CONFIG_USBHOST_BULK_DISABLE=n
+CONFIG_USBHOST_INT_DISABLE=y
+CONFIG_USBHOST_ISOC_DISABLE=y
 
 #
 # LPC17xx USB Device Configuration
diff --git a/configs/olimex-lpc1766stk/hidkbd/defconfig b/configs/olimex-lpc1766stk/hidkbd/defconfig
index cbec92dcc4c..fe415736ed5 100755
--- a/configs/olimex-lpc1766stk/hidkbd/defconfig
+++ b/configs/olimex-lpc1766stk/hidkbd/defconfig
@@ -330,6 +330,7 @@ CONFIG_APP_DIR=examples/hidkbd
 CONFIG_DEBUG=n
 CONFIG_DEBUG_VERBOSE=n
 CONFIG_DEBUG_SYMBOLS=n
+CONFIG_DEBUG_USB=n
 CONFIG_MM_REGIONS=2
 CONFIG_ARCH_LOWPUTC=y
 CONFIG_RR_INTERVAL=200
@@ -599,9 +600,21 @@ CONFIG_USBDEV_TRACE_NRECORDS=128
 #   Enables USB host support
 # CONFIG_USBHOST_NPREALLOC
 #   Number of pre-allocated class instances
+# CONFIG_USBHOST_BULK_DISABLE
+#   On some architectures, selecting this setting will reduce driver size
+#   by disabling bulk endpoint support
+# CONFIG_USBHOST_INT_DISABLE
+#   On some architectures, selecting this setting will reduce driver size
+#   by disabling interrupt endpoint support
+# CONFIG_USBHOST_ISOC_DISABLE
+#   On some architectures, selecting this setting will reduce driver size
+#   by disabling isochronous endpoint support
 #
 CONFIG_USBHOST=y
 CONFIG_USBHOST_NPREALLOC=0
+CONFIG_USBHOST_BULK_DISABLE=y
+CONFIG_USBHOST_INT_DISABLE=n
+CONFIG_USBHOST_ISOC_DISABLE=y
 
 #
 # LPC17xx USB Device Configuration
diff --git a/configs/olimex-lpc1766stk/nsh/defconfig b/configs/olimex-lpc1766stk/nsh/defconfig
index ffbda051f98..8869ab2fb05 100755
--- a/configs/olimex-lpc1766stk/nsh/defconfig
+++ b/configs/olimex-lpc1766stk/nsh/defconfig
@@ -330,6 +330,7 @@ CONFIG_APP_DIR=examples/nsh
 CONFIG_DEBUG=n
 CONFIG_DEBUG_VERBOSE=n
 CONFIG_DEBUG_SYMBOLS=n
+CONFIG_DEBUG_USB=n
 CONFIG_MM_REGIONS=2
 CONFIG_ARCH_LOWPUTC=y
 CONFIG_RR_INTERVAL=200
@@ -599,9 +600,21 @@ CONFIG_USBDEV_TRACE_NRECORDS=128
 #   Enables USB host support
 # CONFIG_USBHOST_NPREALLOC
 #   Number of pre-allocated class instances
+# CONFIG_USBHOST_BULK_DISABLE
+#   On some architectures, selecting this setting will reduce driver size
+#   by disabling bulk endpoint support
+# CONFIG_USBHOST_INT_DISABLE
+#   On some architectures, selecting this setting will reduce driver size
+#   by disabling interrupt endpoint support
+# CONFIG_USBHOST_ISOC_DISABLE
+#   On some architectures, selecting this setting will reduce driver size
+#   by disabling isochronous endpoint support
 #
 CONFIG_USBHOST=n
 CONFIG_USBHOST_NPREALLOC=0
+CONFIG_USBHOST_BULK_DISABLE=n
+CONFIG_USBHOST_INT_DISABLE=y
+CONFIG_USBHOST_ISOC_DISABLE=y
 
 #
 # LPC17xx USB Device Configuration