diff --git a/alarm/nvidia-trimslice/PKGBUILD b/alarm/nvidia-trimslice/PKGBUILD
index ca9c4a902..563db35e9 100644
--- a/alarm/nvidia-trimslice/PKGBUILD
+++ b/alarm/nvidia-trimslice/PKGBUILD
@@ -3,29 +3,24 @@
 # Trim Slice NVidia HardFP drivers, July 26th release
 # Do not distribute these extensively or expect any support
 
-noautobuild=1
-plugrel=1
+buildarch=4
 
 pkgname=('nvidia-trimslice')
-pkgver=0.0.19
-pkgrel=3
+pkgver=15.1.0
+pkgrel=1
 arch=(armv7h)
 license=('GPL')
 url="http://archlinuxarm.org"
-source=(hardfp.zip
-        xorg.conf)
-md5sums=('dc646d02c4021c5e29b3ed6553b2ebca'
-         '3b4f07e7555b5b66789aade7805f8986')
+source=('http://archlinuxarm.org/builder/src/ventana_nv-tegra_base_R15-Beta.1.0_armhf.tar.xz'
+        'xorg.conf')
+md5sums=('b81218af9f6b7f05047bf27fccfc19a5'
+         '0b9ab7162a59d80a2f7487561ee088d1')
 options=('!distcc' '!ccache')
 
 package() {
   pkgdesc="Nvidia drivers for the TrimSlice"
   
   cd ${srcdir}
-  tar xjf tegra-drivers-abi10-0.0.19.tbz2
-  tar xjf opengles-0.0.19.tbz2
-  tar xjf openmax-0.0.19.tbz2
-  tar xjf nvrm-0.0.19.tbz2
   cp -a usr lib ${pkgdir}/
   mkdir -p ${pkgdir}/etc/X11/
   cp xorg.conf ${pkgdir}/etc/X11/
diff --git a/alarm/nvidia-trimslice/xorg.conf b/alarm/nvidia-trimslice/xorg.conf
index e6e66d187..924f655a5 100644
--- a/alarm/nvidia-trimslice/xorg.conf
+++ b/alarm/nvidia-trimslice/xorg.conf
@@ -1,21 +1,21 @@
-Section "Monitor"
-    Identifier	"HDMI"
-    HorizSync       28.0 - 100.0
-    VertRefresh     43.0 - 75.0
+# This is the minimal configuration necessary to use the Tegra driver.
+# Please refer to the xorg.conf man page for more configuration
+# options provided by the X server, including display-related options
+# provided by RandR 1.2 and higher.
+
+# Disable extensions not useful on Tegra.
+Section "Module"
+    Disable     "dri"
+    Disable     "dri2"
+    Disable     "glx"
+    SubSection  "extmod"
+        Option  "omit xfree86-dga"
+    EndSubSection
 EndSection
 
 Section "Device"
-
-    Identifier	"Tegra HDMI"
-    Driver	"tegra"
-
-# VirtualDesktop indicates which virtual desktops should be used by X.
-# X will use the specified virtual desktop *and* the next one.  In
-# order for an external app to share a display with the X server, it
-# needs to use the same virtual desktop.  Valid values are integers 0
-# (default) or 1.
-
-#    Option      "VirtualDesktop" "1"
+    Identifier  "Tegra"
+    Driver      "tegra"
 
 # OverlayDepth is a 32-bit integer which is used to control overlay
 # stacking order.  The overlay with the lowest depth is in front of
@@ -24,40 +24,10 @@ Section "Device"
 
 #    Option      "OverlayDepth" "255"
 
-# OverlayCombineMode determines how the X overlay is combined with the
-# overlay behind it during scanout.  Available modes are: Opaque
-# (default), SourceAlphaBlend, and PremultSourceAlphaBlend.  This
-# value has meaning only when an external process has created a
-# display which is behind the X server.
-
-#    Option      "OverlayCombineMode" "PremultSourceAlphaBlend"
-
 # ARGBHWCursor controls whether the X driver uses an overlay to
 # display 32-bit "true-color" cursors, or whether such cursors are
-# emulated in software.  Valid values are "true" (default) to enable
-# hardware cursors, and "false" to disable them.
-
-    Option      "ARGBHWCursor" "false"
+# emulated in software.  Valid values are "true" to enable hardware
+# cursors, and "false" (default) to disable them.
 
-EndSection
-
-
-Section "Screen"
-
-    Identifier	"Screen HDMI"
-    Device	"Tegra HDMI"
-    Monitor	"HDMI"
-
-    DefaultDepth 24
-
-    SubSection "Display"
-        Depth		24
-        ViewPort	0 0
-    EndSubsection
-
-EndSection
-
-Section "ServerLayout"
-    Identifier	"HDMI"
-    Screen	"Screen HDMI"
+#    Option      "ARGBHWCursor"
 EndSection