--- zzzz-none-000/linux-4.9.276/drivers/mtd/ubi/Kconfig	2021-07-20 14:21:16.000000000 +0000
+++ falcon-5530-750/linux-4.9.276/drivers/mtd/ubi/Kconfig	2023-04-05 08:19:01.000000000 +0000
@@ -103,4 +103,15 @@
 
 	   If in doubt, say "N".
 
+config MTD_UBI_GLUEBI_ROOTFS_DEV
+    bool "Set root filesystem based on rootfs volume name"
+    depends on MTD_UBI_GLUEBI
+    default y
+    help
+       This option helps kernel to mount a root filesystem which works on top
+       of a gluebi volume using its volume name instead of using its mtd number.
+       ie. instead of using root=/dev/mtdblockN, we can pass
+       'rootfsname=volume_name' via kernel commandline.
+
+
 endif # MTD_UBI