If unsure, say N
+config SPI_FLASH_BAR
+ bool "SPI flash Bank/Extended address register support"
+ depends on SPI_FLASH
+ help
+ Enable the SPI flash Bank/Extended address register support.
+ Bank/Extended address registers are used to access the flash
+ which has size > 16MiB in 3-byte addressing.
+
config SPI_FLASH_DATAFLASH
bool "AT45xxx DataFlash support"
depends on SPI_FLASH && DM_SPI_FLASH