Messages in this thread Patch in this message | | | From | Richard Weinberger <> | Subject | [PATCH 3/3] mtd: nand: Wire up on-die ECC support | Date | Wed, 25 Mar 2015 15:02:31 +0100 |
| |
Finally add the Kconfig stuff for on-die ECC support such that the feature can be enabled.
Signed-off-by: Richard Weinberger <richard@nod.at> --- drivers/mtd/nand/Kconfig | 12 ++++++++++++ drivers/mtd/nand/Makefile | 1 + 2 files changed, 13 insertions(+)
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index 5897d8d..215f74e 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -37,6 +37,18 @@ config MTD_NAND_ECC_BCH ECC codes. They are used with NAND devices requiring more than 1 bit of error correction. +config MTD_NAND_ECC_ON_DIE + bool "Support Micron On-Die ECC" + default n + help + Some Micron chips have an internal (on-die) ECC-controller that is + useful when the host-platform doesn't have hardware-support for + multi-bit ECC and software ECC consumes too much CPU cycles. + This enables support for this ECC mode. + Please consult your NAND chip's datasheet if you want to use + on-die ECC, it is likely that you'll have to adjust some timing + settings in your board setup. + config MTD_SM_COMMON tristate default n diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile index 582bbd05..44e952cc 100644 --- a/drivers/mtd/nand/Makefile +++ b/drivers/mtd/nand/Makefile @@ -5,6 +5,7 @@ obj-$(CONFIG_MTD_NAND) += nand.o obj-$(CONFIG_MTD_NAND_ECC) += nand_ecc.o obj-$(CONFIG_MTD_NAND_BCH) += nand_bch.o +obj-$(CONFIG_MTD_NAND_ECC_ON_DIE) += nand_ondie.o obj-$(CONFIG_MTD_NAND_IDS) += nand_ids.o obj-$(CONFIG_MTD_SM_COMMON) += sm_common.o -- 2.3.4
| |