[MTD] Add Resident Flash Disk (RFD) support

This type of flash translation layer (FTL) is used by the Embedded BIOS
by General Software. It is known as the Resident Flash Disk (RFD), see:

http://www.gensw.com/pages/prod/bios/rfd.htm

Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig
index 44781a8..aa5d71f8 100644
--- a/drivers/mtd/maps/Kconfig
+++ b/drivers/mtd/maps/Kconfig
@@ -97,14 +97,11 @@
 	depends on X86 && MTD_JEDECPROBE && MTD_PARTITIONS
 	help
 	  This provides a driver for the on-board flash of the Technologic
-	  System's TS-5500 board. The flash is split into 3 partitions
+	  System's TS-5500 board. The 2MB flash is split into 3 partitions
 	  which are accessed as separate MTD devices.
 
-	  mtd0 and mtd2 are the two BIOS drives. Unfortunately the BIOS
-	  uses a proprietary flash translation layer from General Software,
-	  which is not supported (the drives cannot be mounted). You can
-	  create your own file system (jffs for example), but the BIOS
-	  won't be able to boot from it.
+	  mtd0 and mtd2 are the two BIOS drives, which use the resident
+	  flash disk (RFD) flash translation layer.
 
 	  mtd1 allows you to reprogram your BIOS. BE VERY CAREFUL.