From e5f710cfc6947e64672b7205f7992515868c7782 Mon Sep 17 00:00:00 2001 From: Maxim Levitsky Date: Fri, 19 Mar 2010 17:22:54 +0200 Subject: [PATCH] mtd: nand: split out ECC module This way drivers could use ecc routines without depedency on whole nand Signed-off-by: Maxim Levitsky Signed-off-by: David Woodhouse --- drivers/mtd/Kconfig | 3 ++- drivers/mtd/nand/Kconfig | 19 ++++++++++++------- drivers/mtd/nand/Makefile | 3 ++- 3 files changed, 16 insertions(+), 9 deletions(-) diff --git a/drivers/mtd/Kconfig b/drivers/mtd/Kconfig index dbee14d..e652080 100644 --- a/drivers/mtd/Kconfig +++ b/drivers/mtd/Kconfig @@ -307,8 +307,9 @@ config SSFDC config SM_FTL tristate "SmartMedia/xD new translation layer" - depends on EXPERIMENTAL && BLOCK && MTD_NAND + depends on EXPERIMENTAL && BLOCK select MTD_BLKDEVS + select MTD_NAND_ECC help This enables new and very EXPERMENTAL support for SmartMedia/xD FTL (Flash translation layer). diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index 164bd56..b712aed 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -2,11 +2,23 @@ menuconfig MTD_NAND tristate "NAND Device Support" depends on MTD select MTD_NAND_IDS + select MTD_NAND_ECC help This enables support for accessing all type of NAND flash devices. For further information see . +config MTD_NAND_ECC + tristate + +config MTD_NAND_ECC_SMC + bool "NAND ECC Smart Media byte order" + depends on MTD_NAND_ECC + default n + help + Software ECC according to the Smart Media Specification. + The original Linux implementation had byte 0 and 1 swapped. + if MTD_NAND config MTD_NAND_VERIFY_WRITE @@ -18,13 +30,6 @@ 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_ECC_SMC - bool "NAND ECC Smart Media byte order" - default n - help - Software ECC according to the Smart Media Specification. - The original Linux implementation had byte 0 and 1 swapped. - config MTD_SM_COMMON tristate default n diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile index 5fbd1f8..04bccf9 100644 --- a/drivers/mtd/nand/Makefile +++ b/drivers/mtd/nand/Makefile @@ -2,7 +2,8 @@ # linux/drivers/nand/Makefile # -obj-$(CONFIG_MTD_NAND) += nand.o nand_ecc.o +obj-$(CONFIG_MTD_NAND) += nand.o +obj-$(CONFIG_MTD_NAND_ECC) += nand_ecc.o obj-$(CONFIG_MTD_NAND_IDS) += nand_ids.o obj-$(CONFIG_MTD_SM_COMMON) += sm_common.o -- 2.7.4