README: Add CONFIG_SPI_FLASH_DATAFLASH description

[karo-tx-uboot.git] / README

diff --git a/README b/README
index 09a15ab86333207f48b88d7bdba16cfec7cb39cd..8ea30e2fabfc526c863c198321516e15eb8b6ef0 100644 (file)
--- a/README
+++ b/README
@@ -3220,6 +3220,11 @@ CBFS (Coreboot Filesystem) support
                is needed for subsystems like UBI which can only operate on top
                of the MTD layer.
 
+               CONFIG_SPI_FLASH_DATAFLASH      SPI based Dataflash
+
+               Define this option to access AT45xxx Dataflash chips support
+               using spi flash interface.
+
 - SystemACE Support:
                CONFIG_SYSTEMACE