compat-wireless: use version from original git tree for TI drivers

Change the admin-update.sh script to fetch the version from the
original git tree where the TI drivers were taken from and generate
the version.h files accordingly.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Ido Reis <idor@ti.com>

Conflicts:

	scripts/admin-update.sh

scripts/admin-update.sh

@@ -1069,6 +1069,17 @@ for subsystem in $SUBSYSTEMS; do
 	done
 done
 
+echo -e "Getting TI drivers version..."
+TI_VERSION=`git describe --dirty`
+TI_DRIVERS="wlcore wl12xx wl18xx"
+TI_PATH=drivers/net/wireless/ti
+for driver in ${TI_DRIVERS}; do
+	echo "static const char *${driver}_timestamp = __TIMESTAMP__;" > \
+		${TI_PATH}/${driver}/version.h
+	echo "static const char *${driver}_git_head = \"${TI_VERSION}\";" >>  \
+		${TI_PATH}/${driver}/version.h
+done
+
 refresh_compat
 gen_compat_labels