--- /dev/null
+#
+# Copyright (C) 2010 OpenWrt.org
+#
+
+. /lib/ramips.sh
+
+PART_NAME=firmware
+RAMFS_COPY_DATA=/lib/ramips.sh
+
+platform_check_image() {
+ local board=$(ramips_board_name)
+ local magic="$(get_magic_word "$1")"
+
+ [ "$ARGC" -gt 1 ] && return 1
+
+ case "$board" in
+ dir-300-b1 | fonera20n | v22rw-2x2 | whr-g300n)
+ [ "$magic" != "2705" ] && {
+ echo "Invalid image type."
+ return 1
+ }
+ return 0
+ ;;
+ esac
+
+ echo "Sysupgrade is not yet supported on $board."
+ return 1
+}
+
+platform_do_upgrade() {
+ local board=$(ramips_board_name)
+
+ case "$board" in
+ *)
+ default_do_upgrade "$ARGV"
+ ;;
+ esac
+}