disk: convert CONFIG_PARTITIONS to Kconfig

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay73@gmail.com>

disk/Kconfig

@@ -0,0 +1,22 @@
+
+menu "Partition Types"
+
+config PARTITIONS
+	bool "Enable Partition Labels (disklabels) support"
+	default y
+	help
+	  Partition Labels (disklabels) Supported:
+	  Zero or more of the following:
+	  - CONFIG_MAC_PARTITION   Apple's MacOS partition table.
+	  - CONFIG_DOS_PARTITION   MS Dos partition table, traditional on the
+	                           Intel architecture, USB sticks, etc.
+	  - CONFIG_ISO_PARTITION   ISO partition table, used on CDROM etc.
+	  - CONFIG_EFI_PARTITION   GPT partition table, common when EFI is the
+	                           bootloader.  Note 2TB partition limit; see
+	                           disk/part_efi.c
+	  - CONFIG_MTD_PARTITIONS  Memory Technology Device partition table.
+	  If IDE or SCSI support is enabled (CONFIG_CMD_IDE or CONFIG_SCSI)
+	  you must configure support for at least one non-MTD partition type
+	  as well.
+
+endmenu