Convert CONFIG_JFFS2_DEV et al to Kconfig

This converts the following to Kconfig:
   CONFIG_JFFS2_DEV
   CONFIG_JFFS2_LZO
   CONFIG_JFFS2_NAND
   CONFIG_JFFS2_PART_OFFSET
   CONFIG_JFFS2_PART_SIZE

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/cmd/Kconfig b/cmd/Kconfig
index 7747ab5..ef82f79 100644
--- a/cmd/Kconfig
+++ b/cmd/Kconfig
@@ -2219,6 +2219,27 @@
 	  provide the ability to load files, list directories and obtain
 	  filesystem information.
 
+config JFFS2_DEV
+	string "Default device for JFFS2"
+	depends on CMD_JFFS2
+	default "nor0"
+	help
+	  The default device to use with the jffs2 command.
+
+config JFFS2_PART_OFFSET
+	hex "Default offset within flash to locate the JFFS2 image"
+	depends on CMD_JFFS2
+	default 0x0
+	help
+	  The default offset within flash to locate the JFFS2 image.
+
+config JFFS2_PART_SIZE
+	hex "Default size of JFFS2 partition"
+	depends on CMD_JFFS2
+	default 0xFFFFFFFF
+	help
+	  The default size of the JFFS2 partition
+
 config CMD_MTDPARTS
 	bool "MTD partition support"
 	depends on MTD