diff --git a/default.xml b/default.xml
index ceb2f9d..1f37e45 100644
--- a/default.xml
+++ b/default.xml
@@ -19,8 +19,6 @@
   <project path="cts" name="platform/cts" />
   <project path="dalvik" name="platform/dalvik" />
   <project path="development" name="platform/development" />
-  <project path="device/asus/grouper" name="device/asus/grouper" groups="device,grouper" />
-  <project path="device/asus/tilapia" name="device/asus/tilapia" groups="device,grouper" />
   <project path="device/common" name="device/common" />
   <project path="device/generic/armv7-a-neon" name="device/generic/armv7-a-neon" groups="pdk" />
   <project path="device/generic/armv7-a" name="device/generic/armv7-a" groups="pdk" />
@@ -30,17 +28,7 @@
   <project path="device/generic/x86" name="device/generic/x86" groups="pdk" />
   <project path="device/google/accessory/arduino" name="device/google/accessory/arduino" groups="device" />
   <project path="device/google/accessory/demokit" name="device/google/accessory/demokit" groups="device" />
-  <project path="device/google/phantasm" name="device/google/phantasm" groups="device,phantasm" />
-  <project path="device/lge/mako" name="device/lge/mako" groups="device,mako" />
-  <project path="device/lge/mako-kernel" name="device/lge/mako-kernel" groups="device,mako" />
   <project path="device/sample" name="device/sample" groups="pdk" />
-  <project path="device/samsung/maguro" name="device/samsung/maguro" groups="device,tuna" />
-  <project path="device/samsung/manta" name="device/samsung/manta" groups="device,manta" />
-  <project path="device/samsung/toro" name="device/samsung/toro" groups="device,tuna" />
-  <project path="device/samsung/toroplus" name="device/samsung/toroplus" groups="device,tuna" />
-  <project path="device/samsung/tuna" name="device/samsung/tuna" groups="device,tuna" />
-  <project path="device/samsung_slsi/arndale" name="device/samsung_slsi/arndale" groups="device" />
-  <project path="device/ti/panda" name="device/ti/panda" groups="device" />
   <project path="docs/source.android.com" name="platform/docs/source.android.com" />
   <project path="external/aac" name="platform/external/aac" groups="pdk" />
   <project path="external/android-clat" name="platform/external/android-clat" />
@@ -130,6 +118,7 @@
   <project path="external/libselinux" name="platform/external/libselinux" />
   <project path="external/libsepol" name="platform/external/libsepol" />
   <project path="external/libusb" name="platform/external/libusb" />
+  <project path="external/libusb_aah" name="platform/external/libusb_aah" />
   <project path="external/libusb-compat" name="platform/external/libusb-compat" />
   <project path="external/libvorbis" name="platform/external/libvorbis" />
   <project path="external/libvpx" name="platform/external/libvpx" groups="pdk" />
@@ -229,30 +218,9 @@
   <project path="frameworks/volley" name="platform/frameworks/volley" />
   <project path="frameworks/wilhelm" name="platform/frameworks/wilhelm" />
   <project path="gdk" name="platform/gdk" />
-  <project path="hardware/akm" name="platform/hardware/akm" />
-  <project path="hardware/broadcom/wlan" name="platform/hardware/broadcom/wlan" groups="broadcom_wlan" />
-  <project path="hardware/invensense" name="platform/hardware/invensense" groups="invensense" />
   <project path="hardware/libhardware" name="platform/hardware/libhardware" groups="pdk" />
   <project path="hardware/libhardware_legacy" name="platform/hardware/libhardware_legacy" groups="pdk" />
-  <project path="hardware/msm7k" name="platform/hardware/msm7k" />
-  <project path="hardware/qcom/audio" name="platform/hardware/qcom/audio" groups="qcom" />
-  <project path="hardware/qcom/bt" name="platform/hardware/qcom/bt" groups="qcom" />
-  <project path="hardware/qcom/camera" name="platform/hardware/qcom/camera" groups="qcom" />
-  <project path="hardware/qcom/display" name="platform/hardware/qcom/display" groups="qcom" />
-  <project path="hardware/qcom/gps" name="platform/hardware/qcom/gps" groups="qcom" />
-  <project path="hardware/qcom/keymaster" name="platform/hardware/qcom/keymaster" groups="qcom" />
-  <project path="hardware/qcom/media" name="platform/hardware/qcom/media" groups="qcom" />
-  <project path="hardware/qcom/msm8960" name="platform/hardware/qcom/msm8960" groups="qcom" />
-  <project path="hardware/qcom/power" name="platform/hardware/qcom/power" groups="qcom" />
-  <project path="hardware/qcom/sensors" name="platform/hardware/qcom/sensors" groups="qcom" />
-  <project path="hardware/qcom/wlan" name="platform/hardware/qcom/wlan" groups="qcom_wlan" />
   <project path="hardware/ril" name="platform/hardware/ril" groups="pdk" />
-  <project path="hardware/samsung_slsi/exynos5" name="platform/hardware/samsung_slsi/exynos5" groups="exynos5" />
-  <project path="hardware/ti/omap3" name="platform/hardware/ti/omap3" />
-  <project path="hardware/ti/omap4-aah" name="platform/hardware/ti/omap4-aah" groups="omap4-aah" />
-  <project path="hardware/ti/omap4xxx" name="platform/hardware/ti/omap4xxx" groups="omap4" />
-  <project path="hardware/ti/wlan" name="platform/hardware/ti/wlan" />
-  <project path="hardware/ti/wpan" name="platform/hardware/ti/wpan" />
   <project path="libcore" name="platform/libcore" />
   <project path="libnativehelper" name="platform/libnativehelper" groups="pdk-java" />
   <project path="ndk" name="platform/ndk" />