config BLK
bool "Support block devices"
depends on DM
- default y if DM_MMC
+ default y if DM_MMC || DM_USB
help
Enable support for block devices, such as SCSI, MMC and USB
flash sticks. These provide a block-level interface which permits
be partitioned into several areas, called 'partitions' in U-Boot.
A filesystem can be placed in each partition.
+config TPL_BLK
+ bool "Support block devices in TPL"
+ depends on TPL_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"
depends on BLK
it will prevent repeated reads from directory structures and other
filesystem data structures.
+config SPL_BLOCK_CACHE
+ bool "Use block device cache in SPL"
+ depends on SPL_BLK
+ default n
+ help
+ This option enables the disk-block cache in SPL
+
+config TPL_BLOCK_CACHE
+ bool "Use block device cache in TPL"
+ depends on TPL_BLK
+ default n
+ help
+ This option enables the disk-block cache in TPL
+
config IDE
bool "Support IDE controllers"
select HAVE_BLOCK_DEVICE