be partitioned into several areas, called 'partitions' in U-Boot.
A filesystem can be placed in each partition.
+config SPL_BLK
+ bool "Support block devices in SPL"
+ depends on SPL_DM && BLK
+ default y
+ help
+ Enable support for block devices, such as SCSI, MMC and USB
+ flash sticks. These provide a block-level interface which permits
+ reading, writing and (in some cases) erasing blocks. Block
+ devices often have a partition table which allows the device to
+ be partitioned into several areas, called 'partitions' in U-Boot.
+ A filesystem can be placed in each partition.
+
config BLOCK_CACHE
bool "Use block device cache"
default n