# drivers/mtd/nand/Kconfig
-# $Id: Kconfig,v 1.35 2005/11/07 11:14:30 gleixner Exp $
-menu "NAND Flash Device Drivers"
- depends on MTD!=n
-
-config MTD_NAND
+menuconfig MTD_NAND
tristate "NAND Device Support"
depends on MTD
select MTD_NAND_IDS
help
This enables support for accessing all type of NAND flash
devices. For further information see
- <http://www.linux-mtd.infradead.org/tech/nand.html>.
+ <http://www.linux-mtd.infradead.org/doc/nand.html>.
+
+if MTD_NAND
config MTD_NAND_VERIFY_WRITE
bool "Verify NAND page writes"
- depends on MTD_NAND
help
This adds an extra check when data is written to the flash. The
NAND flash device internally checks only bits transitioning
from 1 to 0. There is a rare possibility that even though the
device thinks the write was successful, a bit could have been
- flipped accidentaly due to device wear or something else.
+ flipped accidentally due to device wear or something else.
config MTD_NAND_ECC_SMC
bool "NAND ECC Smart Media byte order"
- depends on MTD_NAND
default n
help
Software ECC according to the Smart Media Specification.
The original Linux implementation had byte 0 and 1 swapped.
+config MTD_NAND_MUSEUM_IDS
+ bool "Enable chip ids for obsolete ancient NAND devices"
+ depends on MTD_NAND
+ default n
+ help
+ Enable this option only when your board has first generation
+ NAND chips (page size 256 byte, erase size 4-8KiB). The IDs
+ of these chips were reused by later, larger chips.
+
config MTD_NAND_AUTCPU12
tristate "SmartMediaCard on autronix autcpu12 board"
- depends on MTD_NAND && ARCH_AUTCPU12
+ depends on ARCH_AUTCPU12
help
This enables the driver for the autronix autcpu12 board to
access the SmartMediaCard.
config MTD_NAND_EDB7312
tristate "Support for Cirrus Logic EBD7312 evaluation board"
- depends on MTD_NAND && ARCH_EDB7312
+ depends on ARCH_EDB7312
help
This enables the driver for the Cirrus Logic EBD7312 evaluation
board to access the onboard NAND Flash.
config MTD_NAND_H1900
tristate "iPAQ H1900 flash"
- depends on MTD_NAND && ARCH_PXA && MTD_PARTITIONS
+ depends on ARCH_PXA && MTD_PARTITIONS
help
This enables the driver for the iPAQ h1900 flash.
config MTD_NAND_SPIA
tristate "NAND Flash device on SPIA board"
- depends on ARCH_P720T && MTD_NAND
+ depends on ARCH_P720T
help
If you had to ask, you don't have one. Say 'N'.
config MTD_NAND_AMS_DELTA
tristate "NAND Flash device on Amstrad E3"
- depends on MACH_AMS_DELTA && MTD_NAND
+ depends on MACH_AMS_DELTA
help
Support for NAND flash on Amstrad E3 (Delta).
config MTD_NAND_TOTO
tristate "NAND Flash device on TOTO board"
- depends on ARCH_OMAP && MTD_NAND && BROKEN
+ depends on ARCH_OMAP && BROKEN
help
Support for NAND flash on Texas Instruments Toto platform.
config MTD_NAND_TS7250
tristate "NAND Flash device on TS-7250 board"
- depends on MACH_TS72XX && MTD_NAND
+ depends on MACH_TS72XX
help
Support for NAND flash on Technologic Systems TS-7250 platform.
config MTD_NAND_AU1550
tristate "Au1550/1200 NAND support"
- depends on (SOC_AU1200 || SOC_AU1550) && MTD_NAND
+ depends on SOC_AU1200 || SOC_AU1550
help
This enables the driver for the NAND flash controller on the
AMD/Alchemy 1550 SOC.
+config MTD_NAND_BF5XX
+ tristate "Blackfin on-chip NAND Flash Controller driver"
+ depends on (BF54x || BF52x) && MTD_NAND
+ help
+ This enables the Blackfin on-chip NAND flash controller
+
+ No board specific support is done by this driver, each board
+ must advertise a platform_device for the driver to attach.
+
+ This driver can also be built as a module. If so, the module
+ will be called bf5xx-nand.
+
+config MTD_NAND_BF5XX_HWECC
+ bool "BF5XX NAND Hardware ECC"
+ default y
+ depends on MTD_NAND_BF5XX
+ help
+ Enable the use of the BF5XX's internal ECC generator when
+ using NAND.
+
+config MTD_NAND_BF5XX_BOOTROM_ECC
+ bool "Use Blackfin BootROM ECC Layout"
+ default n
+ depends on MTD_NAND_BF5XX_HWECC
+ help
+ If you wish to modify NAND pages and allow the Blackfin on-chip
+ BootROM to boot from them, say Y here. This is only necessary
+ if you are booting U-Boot out of NAND and you wish to update
+ U-Boot from Linux' userspace. Otherwise, you should say N here.
+
+ If unsure, say N.
+
config MTD_NAND_RTC_FROM4
tristate "Renesas Flash ROM 4-slot interface board (FROM_BOARD4)"
- depends on MTD_NAND && SH_SOLUTION_ENGINE
+ depends on SH_SOLUTION_ENGINE
select REED_SOLOMON
select REED_SOLOMON_DEC8
+ select BITREVERSE
help
This enables the driver for the Renesas Technology AG-AND
flash interface board (FROM_BOARD4)
config MTD_NAND_PPCHAMELEONEVB
tristate "NAND Flash device on PPChameleonEVB board"
- depends on PPCHAMELEONEVB && MTD_NAND && BROKEN
+ depends on PPCHAMELEONEVB && BROKEN
help
This enables the NAND flash driver on the PPChameleon EVB Board.
config MTD_NAND_S3C2410
tristate "NAND Flash support for S3C2410/S3C2440 SoC"
- depends on ARCH_S3C2410 && MTD_NAND
+ depends on ARCH_S3C2410
help
This enables the NAND flash controller on the S3C2410 and S3C2440
SoCs
incorrect ECC generation, and if using these, the default of
software ECC is preferable.
- If you lay down a device with the hardware ECC, then you will
- currently not be able to switch to software, as there is no
- implementation for ECC method used by the S3C2410
-
config MTD_NAND_NDFC
tristate "NDFC NanD Flash Controller"
- depends on MTD_NAND && 44x
+ depends on 4xx && !PPC_MERGE
+ select MTD_NAND_ECC_SMC
help
- NDFC Nand Flash Controllers are integrated in EP44x SoCs
+ NDFC Nand Flash Controllers are integrated in IBM/AMCC's 4xx SoCs
config MTD_NAND_S3C2410_CLKSTOP
bool "S3C2410 NAND IDLE clock stop"
config MTD_NAND_DISKONCHIP
tristate "DiskOnChip 2000, Millennium and Millennium Plus (NAND reimplementation) (EXPERIMENTAL)"
- depends on MTD_NAND && EXPERIMENTAL
+ depends on EXPERIMENTAL
select REED_SOLOMON
select REED_SOLOMON_DEC16
help
config MTD_NAND_SHARPSL
tristate "Support for NAND Flash on Sharp SL Series (C7xx + others)"
- depends on MTD_NAND && ARCH_PXA
+ depends on ARCH_PXA
+
+config MTD_NAND_BASLER_EXCITE
+ tristate "Support for NAND Flash on Basler eXcite"
+ depends on BASLER_EXCITE
+ help
+ This enables the driver for the NAND flash device found on the
+ Basler eXcite Smart Camera. If built as a module, the driver
+ will be named "excite_nandflash.ko".
+
+config MTD_NAND_CAFE
+ tristate "NAND support for OLPC CAFÉ chip"
+ depends on PCI
+ select REED_SOLOMON
+ select REED_SOLOMON_DEC16
+ help
+ Use NAND flash attached to the CAFÉ chip designed for the OLPC
+ laptop.
config MTD_NAND_CS553X
tristate "NAND support for CS5535/CS5536 (AMD Geode companion chip)"
- depends on MTD_NAND && X86_32 && (X86_PC || X86_GENERICARCH)
+ depends on X86_32 && (X86_PC || X86_GENERICARCH)
help
The CS553x companion chips for the AMD Geode processor
include NAND flash controllers with built-in hardware ECC
If you say "m", the module will be called "cs553x_nand.ko".
+config MTD_NAND_ATMEL
+ tristate "Support for NAND Flash / SmartMedia on AT91 and AVR32"
+ depends on ARCH_AT91 || AVR32
+ help
+ Enables support for NAND Flash / Smart Media Card interface
+ on Atmel AT91 and AVR32 processors.
+choice
+ prompt "ECC management for NAND Flash / SmartMedia on AT91 / AVR32"
+ depends on MTD_NAND_ATMEL
+
+config MTD_NAND_ATMEL_ECC_HW
+ bool "Hardware ECC"
+ depends on ARCH_AT91SAM9263 || ARCH_AT91SAM9260 || AVR32
+ help
+ Use hardware ECC instead of software ECC when the chip
+ supports it.
+
+ The hardware ECC controller is capable of single bit error
+ correction and 2-bit random detection per page.
+
+ NB : hardware and software ECC schemes are incompatible.
+ If you switch from one to another, you'll have to erase your
+ mtd partition.
+
+ If unsure, say Y
+
+config MTD_NAND_ATMEL_ECC_SOFT
+ bool "Software ECC"
+ help
+ Use software ECC.
+
+ NB : hardware and software ECC schemes are incompatible.
+ If you switch from one to another, you'll have to erase your
+ mtd partition.
+
+config MTD_NAND_ATMEL_ECC_NONE
+ bool "No ECC (testing only, DANGEROUS)"
+ depends on DEBUG_KERNEL
+ help
+ No ECC will be used.
+ It's not a good idea and it should be reserved for testing
+ purpose only.
+
+ If unsure, say N
+
+ endchoice
+
+endchoice
+
+config MTD_NAND_PXA3xx
+ bool "Support for NAND flash devices on PXA3xx"
+ depends on MTD_NAND && PXA3xx
+ help
+ This enables the driver for the NAND flash device found on
+ PXA3xx processors
+
+config MTD_NAND_CM_X270
+ tristate "Support for NAND Flash on CM-X270 modules"
+ depends on MTD_NAND && MACH_ARMCORE
+
+config MTD_NAND_PASEMI
+ tristate "NAND support for PA Semi PWRficient"
+ depends on MTD_NAND && PPC_PASEMI
+ help
+ Enables support for NAND Flash interface on PA Semi PWRficient
+ based boards
+
+config MTD_NAND_TMIO
+ tristate "NAND Flash device on Toshiba Mobile IO Controller"
+ depends on MTD_NAND && MFD_TMIO
+ help
+ Support for NAND flash connected to a Toshiba Mobile IO
+ Controller in some PDAs, including the Sharp SL6000x.
+
config MTD_NAND_NANDSIM
tristate "Support for NAND Flash Simulator"
- depends on MTD_NAND && MTD_PARTITIONS
+ depends on MTD_PARTITIONS
help
The simulator may simulate various NAND flash chips for the
MTD nand layer.
-endmenu
+config MTD_NAND_PLATFORM
+ tristate "Support for generic platform NAND driver"
+ depends on MTD_NAND
+ help
+ This implements a generic NAND driver for on-SOC platform
+ devices. You will need to provide platform-specific functions
+ via platform_data.
+
+config MTD_ALAUDA
+ tristate "MTD driver for Olympus MAUSB-10 and Fujifilm DPC-R1"
+ depends on MTD_NAND && USB
+ help
+ These two (and possibly other) Alauda-based cardreaders for
+ SmartMedia and xD allow raw flash access.
+
+config MTD_NAND_ORION
+ tristate "NAND Flash support for Marvell Orion SoC"
+ depends on PLAT_ORION && MTD_NAND
+ help
+ This enables the NAND flash controller on Orion machines.
+
+ No board specific support is done by this driver, each board
+ must advertise a platform_device for the driver to attach.
+
+config MTD_NAND_FSL_ELBC
+ tristate "NAND support for Freescale eLBC controllers"
+ depends on MTD_NAND && PPC_OF
+ help
+ Various Freescale chips, including the 8313, include a NAND Flash
+ Controller Module with built-in hardware ECC capabilities.
+ Enabling this option will enable you to use this to control
+ external NAND devices.
+
+config MTD_NAND_FSL_UPM
+ tristate "Support for NAND on Freescale UPM"
+ depends on MTD_NAND && OF_GPIO && (PPC_83xx || PPC_85xx)
+ select FSL_LBC
+ help
+ Enables support for NAND Flash chips wired onto Freescale PowerPC
+ processor localbus with User-Programmable Machine support.
+
+endif # MTD_NAND
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