obj-${CONFIG_RT_USING_DFS_DEVFS} += devfs/
obj-${CONFIG_RT_USING_DFS_LITTLEFS} += littlefs/
obj-${CONFIG_RT_USING_DFS_ELMFAT} += elmfat/
obj-${CONFIG_RT_USING_DFS_RAMFS} += ramfs/
obj-${CONFIG_MELIS_LAYERFS} += layerfs/
obj-${CONFIG_MELIS_ROOTFS} += rootfs/