Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux...

[cascardo/linux.git] / drivers / mtd / nand / Kconfig

diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index 4f6c06f..a92054e 100644 (file)
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -31,6 +31,21 @@ config MTD_NAND_VERIFY_WRITE
          device thinks the write was successful, a bit could have been
          flipped accidentally due to device wear or something else.
 
+config MTD_NAND_BCH
+       tristate
+       select BCH
+       depends on MTD_NAND_ECC_BCH
+       default MTD_NAND
+
+config MTD_NAND_ECC_BCH
+       bool "Support software BCH ECC"
+       default n
+       help
+         This enables support for software BCH error correction. Binary BCH
+         codes are more powerful and cpu intensive than traditional Hamming
+         ECC codes. They are used with NAND devices requiring more than 1 bit
+         of error correction.
+
 config MTD_SM_COMMON
        tristate
        default n