compatible with the Common Flash Interface, but will use the common
CFI-targetted flash drivers for any chips which are identified which
are in fact compatible in all but the probe method. This actually
- covers most AMD/Fujitsu-compatible chips, and will shortly cover also
- non-CFI Intel chips (that code is in MTD CVS and should shortly be sent
- for inclusion in Linus' tree)
+ covers most AMD/Fujitsu-compatible chips and also non-CFI
+ Intel chips.
config MTD_GEN_PROBE
tristate
provides support for one of those command sets, used on chips
including the AMD Am29LV320.
-config MTD_CFI_AMDSTD_RETRY
- int "Retry failed commands (erase/program)"
- depends on MTD_CFI_AMDSTD
- default "0"
- help
- Some chips, when attached to a shared bus, don't properly filter
- bus traffic that is destined to other devices. This broken
- behavior causes erase and program sequences to be aborted when
- the sequences are mixed with traffic for other devices.
-
- SST49LF040 (and related) chips are know to be broken.
-
-config MTD_CFI_AMDSTD_RETRY_MAX
- int "Max retries of failed commands (erase/program)"
- depends on MTD_CFI_AMDSTD_RETRY
- default "0"
- help
- If you have an SST49LF040 (or related chip) then this value should
- be set to at least 1. This can also be adjusted at driver load
- time with the retry_cmd_max module parameter.
-
config MTD_CFI_STAA
tristate "Support for ST (Advanced Architecture) flash chips"
depends on MTD_GEN_PROBE
with this driver will return -ENODEV upon access.
config MTD_OBSOLETE_CHIPS
- depends on MTD && BROKEN
+ depends on MTD
bool "Older (theoretically obsoleted now) drivers for non-CFI chips"
help
This option does not enable any code directly, but will allow you to
config MTD_AMDSTD
tristate "AMD compatible flash chip support (non-CFI)"
- depends on MTD && MTD_OBSOLETE_CHIPS
+ depends on MTD && MTD_OBSOLETE_CHIPS && BROKEN
help
This option enables support for flash chips using AMD-compatible
commands, including some which are not CFI-compatible and hence
config MTD_JEDEC
tristate "JEDEC device support"
- depends on MTD && MTD_OBSOLETE_CHIPS
+ depends on MTD && MTD_OBSOLETE_CHIPS && BROKEN
help
Enable older older JEDEC flash interface devices for self
programming flash. It is commonly used in older AMD chips. It is
config MTD_XIP
bool "XIP aware MTD support"
- depends on !SMP && (MTD_CFI_INTELEXT || MTD_CFI_AMDSTD) && EXPERIMENTAL && ARM
+ depends on !SMP && (MTD_CFI_INTELEXT || MTD_CFI_AMDSTD) && EXPERIMENTAL && ARCH_MTD_XIP
default y if XIP_KERNEL
help
This allows MTD support to work with flash memory which is also