Optional pre-compiled atheros wifi drivers

drivers/README

+Since compiling Atheros drivers for use with a wifi dongle on the Beaglebone Black takes a long time pre-compiled drivers are also available here. These may be extracted into /lib/firmware/ before beginning the main installation via 'freedombone menuconfig'.
+
+sha256:
+7eb9324681f03c7630ed01e490ea447dfbd96c9b5389e45b64e4646d1be16ff1  ath9k_htc_driver_bbb.tar.gz

drivers/ath9k_htc_driver_bbb.tar.gz.asc

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src/freedombone

   if [ -d $INSTALL_DIR/open-ath9k-htc-firmware ]; then
       return
   fi
+  # have drivers already been installed ?
+  if [ -f /lib/firmware/htc_9271.fw ]; then
+	  return
+  fi
   apt-get -y install build-essential cmake git m4 texinfo
   if [ ! -d $INSTALL_DIR ]; then
       mkdir -p $INSTALL_DIR