2015-11-07 06:20:31 +00:00
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menu "MTD Support"
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2018-08-16 15:30:18 +00:00
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config MTD_PARTITIONS
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bool
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2019-10-03 17:50:05 +00:00
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config MTD
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bool "Enable MTD layer"
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help
|
2020-09-17 16:07:44 +00:00
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|
Enable the MTD stack, necessary to interact with NAND, NOR,
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|
SPI-NOR, SPI-NAND, OneNAND, etc.
|
2019-10-03 17:50:05 +00:00
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2019-10-03 17:50:04 +00:00
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config DM_MTD
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2015-11-07 06:20:31 +00:00
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bool "Enable Driver Model for MTD drivers"
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depends on DM
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help
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|
Enable driver model for Memory Technology Devices (MTD), such as
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flash, RAM and similar chips, often used for solid state file
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systems on embedded devices.
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2017-02-11 13:43:54 +00:00
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config MTD_NOR_FLASH
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bool "Enable parallel NOR flash support"
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help
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Enable support for parallel NOR flash.
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2022-05-03 09:24:57 +00:00
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config MTD_CONCAT
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bool "Enable MTD device concatenation"
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depends on MTD
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help
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|
Enable support for concatenating multiple physical MTD devices
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|
|
into a single logical device. The larger logical device can then
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be partitioned.
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2020-02-26 09:28:42 +00:00
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config SYS_MTDPARTS_RUNTIME
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bool "Allow MTDPARTS to be configured at runtime"
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depends on MTD
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help
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|
This option allows to call the function board_mtdparts_default to
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|
dynamically build the variables mtdids and mtdparts at runtime.
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2018-10-14 20:10:50 +00:00
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config FLASH_CFI_DRIVER
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bool "Enable CFI Flash driver"
|
2022-01-04 13:24:00 +00:00
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|
|
select USE_SYS_MAX_FLASH_BANKS
|
2018-10-14 20:10:50 +00:00
|
|
|
help
|
|
|
|
|
The Common Flash Interface specification was developed by Intel,
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|
|
AMD and other flash manufactures. It provides a universal method
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|
|
|
for probing the capabilities of flash devices. If you wish to
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|
|
|
support any device that is CFI-compliant, you need to enable this
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|
|
|
|
option. Visit <http://www.amd.com/products/nvd/overview/cfi.html>
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|
|
for more information on CFI.
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|
2022-05-13 13:18:27 +00:00
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|
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choice
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|
prompt "Data-width of the flash device"
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|
|
depends on FLASH_CFI_DRIVER
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|
|
default SYS_FLASH_CFI_WIDTH_8BIT
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|
config SYS_FLASH_CFI_WIDTH_8BIT
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|
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bool "Data-width of the device is 8-bit"
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|
config SYS_FLASH_CFI_WIDTH_16BIT
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bool "Data-width of the device is 16-bit"
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|
|
config SYS_FLASH_CFI_WIDTH_32BIT
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|
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bool "Data-width of the device is 32-bit"
|
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|
|
config SYS_FLASH_CFI_WIDTH_64BIT
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|
|
bool "Data-width of the device is 64-bit"
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|
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endchoice
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|
|
config SYS_FLASH_CFI_WIDTH
|
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|
|
hex
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|
|
depends on FLASH_CFI_DRIVER
|
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|
|
default 0x1 if SYS_FLASH_CFI_WIDTH_8BIT
|
|
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|
|
default 0x2 if SYS_FLASH_CFI_WIDTH_16BIT
|
|
|
|
|
default 0x4 if SYS_FLASH_CFI_WIDTH_32BIT
|
|
|
|
|
default 0x8 if SYS_FLASH_CFI_WIDTH_64BIT
|
|
|
|
|
help
|
|
|
|
|
This must be kept in sync with the table in include/flash.h
|
|
|
|
|
|
2022-12-02 21:42:20 +00:00
|
|
|
config FLASH_SHOW_PROGRESS
|
|
|
|
|
int "Print out a countdown durinng writes"
|
|
|
|
|
depends on FLASH_CFI_DRIVER
|
|
|
|
|
default 45
|
|
|
|
|
help
|
|
|
|
|
If set to a non-zero value, print out countdown digits and dots.
|
|
|
|
|
Recommended value: 45 (9..1) for 80 column displays, 15 (3..1) for 40
|
|
|
|
|
column displays.
|
|
|
|
|
|
2015-11-07 06:31:08 +00:00
|
|
|
config CFI_FLASH
|
|
|
|
|
bool "Enable Driver Model for CFI Flash driver"
|
2019-10-03 17:50:04 +00:00
|
|
|
depends on DM_MTD
|
2021-08-07 05:00:00 +00:00
|
|
|
select FLASH_CFI_DRIVER
|
2015-11-07 06:31:08 +00:00
|
|
|
help
|
|
|
|
|
The Common Flash Interface specification was developed by Intel,
|
|
|
|
|
AMD and other flash manufactures. It provides a universal method
|
|
|
|
|
for probing the capabilities of flash devices. If you wish to
|
|
|
|
|
support any device that is CFI-compliant, you need to enable this
|
|
|
|
|
option. Visit <http://www.amd.com/products/nvd/overview/cfi.html>
|
|
|
|
|
for more information on CFI.
|
|
|
|
|
|
2022-02-25 16:19:52 +00:00
|
|
|
config CFI_FLASH_USE_WEAK_ACCESSORS
|
|
|
|
|
bool "Allow read/write functions to be overridden"
|
|
|
|
|
depends on FLASH_CFI_DRIVER
|
|
|
|
|
help
|
|
|
|
|
Enable this option to allow for the flash_{read,write}{8,16,32,64}
|
|
|
|
|
functions to be overridden by the platform.
|
|
|
|
|
|
2022-05-13 13:36:03 +00:00
|
|
|
config SYS_CFI_FLASH_STATUS_POLL
|
|
|
|
|
bool "Poll status on AMD flash chips"
|
|
|
|
|
depends on FLASH_CFI_DRIVER
|
|
|
|
|
|
2018-10-14 20:10:50 +00:00
|
|
|
config SYS_FLASH_USE_BUFFER_WRITE
|
|
|
|
|
bool "Enable buffered writes to flash"
|
|
|
|
|
depends on FLASH_CFI_DRIVER
|
|
|
|
|
help
|
|
|
|
|
Use buffered writes to flash.
|
|
|
|
|
|
2022-07-23 17:04:55 +00:00
|
|
|
config SYS_FLASH_EMPTY_INFO
|
|
|
|
|
bool "Enable displaying empty sectors in flash info"
|
|
|
|
|
depends on FLASH_CFI_DRIVER
|
|
|
|
|
|
2018-10-14 20:10:50 +00:00
|
|
|
config FLASH_CFI_MTD
|
|
|
|
|
bool "Enable CFI MTD driver"
|
|
|
|
|
depends on FLASH_CFI_DRIVER
|
|
|
|
|
help
|
|
|
|
|
This option enables the building of the cfi_mtd driver
|
|
|
|
|
in the drivers directory. The driver exports CFI flash
|
|
|
|
|
to the MTD layer.
|
|
|
|
|
|
|
|
|
|
config SYS_FLASH_PROTECTION
|
|
|
|
|
bool "Use hardware flash protection"
|
|
|
|
|
depends on FLASH_CFI_DRIVER
|
|
|
|
|
help
|
|
|
|
|
If defined, hardware flash sectors protection is used
|
|
|
|
|
instead of U-Boot software protection.
|
|
|
|
|
|
|
|
|
|
config SYS_FLASH_CFI
|
|
|
|
|
bool "Define extra elements in CFI for flash geometry"
|
|
|
|
|
depends on FLASH_CFI_DRIVER
|
|
|
|
|
help
|
|
|
|
|
Define if the flash driver uses extra elements in the
|
|
|
|
|
common flash structure for storing flash geometry.
|
|
|
|
|
|
2022-07-23 17:05:05 +00:00
|
|
|
config SYS_FLASH_QUIET_TEST
|
|
|
|
|
bool "Disable printing a warning about not recognizing some flash banks"
|
|
|
|
|
depends on FLASH_CFI_DRIVER
|
|
|
|
|
help
|
|
|
|
|
If this option is enabled, the common CFI flash doesn't print it's
|
|
|
|
|
warning upon not recognized FLASH banks. This is useful, if some of
|
|
|
|
|
the configured banks are only optionally available.
|
|
|
|
|
|
2022-07-23 17:04:59 +00:00
|
|
|
config SYS_FLASH_CHECKSUM
|
|
|
|
|
bool "Compute and print flash CRC if 'flashchecksum' is set in the environment"
|
|
|
|
|
depends on MTD_NOR_FLASH
|
|
|
|
|
help
|
|
|
|
|
If the variable flashchecksum is set in the environment, perform a CRC
|
|
|
|
|
of the flash and print the value to console.
|
|
|
|
|
|
2015-11-09 06:56:02 +00:00
|
|
|
config ALTERA_QSPI
|
|
|
|
|
bool "Altera Generic Quad SPI Controller"
|
2019-10-03 17:50:04 +00:00
|
|
|
depends on DM_MTD
|
2022-01-04 13:24:00 +00:00
|
|
|
select USE_SYS_MAX_FLASH_BANKS
|
2015-11-09 06:56:02 +00:00
|
|
|
help
|
|
|
|
|
This enables access to Altera EPCQ/EPCS flash chips using the
|
|
|
|
|
Altera Generic Quad SPI Controller. The controller converts SPI
|
|
|
|
|
NOR flash to parallel flash interface. Please find details on the
|
|
|
|
|
"Embedded Peripherals IP User Guide" of Altera.
|
|
|
|
|
|
2017-08-19 21:24:08 +00:00
|
|
|
config RENESAS_RPC_HF
|
2020-09-17 16:07:44 +00:00
|
|
|
bool "Renesas RCar Gen3 RPC HyperFlash driver"
|
2019-10-03 17:50:04 +00:00
|
|
|
depends on RCAR_GEN3 && DM_MTD
|
2017-08-19 21:24:08 +00:00
|
|
|
help
|
2020-09-17 16:07:44 +00:00
|
|
|
This enables access to HyperFlash memory through the Renesas
|
2017-08-19 21:24:08 +00:00
|
|
|
RCar Gen3 RPC controller.
|
|
|
|
|
|
2019-10-23 08:00:01 +00:00
|
|
|
config HBMC_AM654
|
|
|
|
|
bool "HyperBus controller driver for AM65x SoC"
|
|
|
|
|
depends on SYSCON
|
|
|
|
|
help
|
|
|
|
|
This is the driver for HyperBus controller on TI's AM65x and
|
|
|
|
|
other SoCs
|
|
|
|
|
|
2021-10-04 09:05:52 +00:00
|
|
|
config STM32_FLASH
|
|
|
|
|
bool "STM32 MCU Flash driver"
|
|
|
|
|
depends on ARCH_STM32
|
2022-01-04 13:24:00 +00:00
|
|
|
select USE_SYS_MAX_FLASH_BANKS
|
2021-10-04 09:05:52 +00:00
|
|
|
help
|
|
|
|
|
This is the driver of embedded flash for some STMicroelectronics
|
|
|
|
|
STM32 MCU.
|
|
|
|
|
|
2022-07-23 17:05:04 +00:00
|
|
|
config SYS_MAX_FLASH_SECT
|
|
|
|
|
int "Maximumm number of sectors on a flash chip"
|
|
|
|
|
depends on MTD_NOR_FLASH || FLASH_CFI_DRIVER
|
|
|
|
|
default 512
|
|
|
|
|
|
2022-06-15 16:03:50 +00:00
|
|
|
config SAMSUNG_ONENAND
|
|
|
|
|
bool "Samsung OneNAND driver support"
|
|
|
|
|
|
2022-01-04 13:24:00 +00:00
|
|
|
config USE_SYS_MAX_FLASH_BANKS
|
|
|
|
|
bool "Enable Max number of Flash memory banks"
|
|
|
|
|
help
|
|
|
|
|
When this option is enabled, the CONFIG_SYS_MAX_FLASH_BANKS
|
|
|
|
|
will be defined.
|
|
|
|
|
|
|
|
|
|
config SYS_MAX_FLASH_BANKS
|
|
|
|
|
int "Max number of Flash memory banks"
|
|
|
|
|
depends on USE_SYS_MAX_FLASH_BANKS
|
|
|
|
|
default 1
|
|
|
|
|
help
|
|
|
|
|
Max number of Flash memory banks using by the MTD framework, in the
|
|
|
|
|
flash CFI driver and in some other driver to define the flash_info
|
|
|
|
|
struct declaration.
|
|
|
|
|
|
|
|
|
|
config SYS_MAX_FLASH_BANKS_DETECT
|
|
|
|
|
bool "Detection of flash banks number in CFI driver"
|
|
|
|
|
depends on CFI_FLASH && FLASH_CFI_DRIVER
|
|
|
|
|
help
|
|
|
|
|
This enables detection of number of flash banks in CFI driver,
|
|
|
|
|
to reduce the effective number of flash bank, between 0 and
|
|
|
|
|
CONFIG_SYS_MAX_FLASH_BANKS
|
|
|
|
|
|
2014-10-03 10:21:03 +00:00
|
|
|
source "drivers/mtd/nand/Kconfig"
|
2015-02-06 04:41:35 +00:00
|
|
|
|
2022-11-12 22:36:47 +00:00
|
|
|
config SYS_NAND_MAX_OOBFREE
|
|
|
|
|
int "Maximum number of free OOB regions supported"
|
|
|
|
|
depends on SAMSUNG_ONENAND || MTD_RAW_NAND
|
|
|
|
|
range 2 32
|
|
|
|
|
default 32
|
|
|
|
|
help
|
|
|
|
|
Set the maximum number of free OOB regions supported. Useful for
|
|
|
|
|
reducing image size, especially with SPL.
|
|
|
|
|
|
|
|
|
|
config SYS_NAND_MAX_ECCPOS
|
|
|
|
|
int "Maximum number of ECC bytes supported"
|
|
|
|
|
depends on SAMSUNG_ONENAND || MTD_RAW_NAND
|
|
|
|
|
range 48 2147483647
|
|
|
|
|
default 680
|
|
|
|
|
help
|
|
|
|
|
Set the maximum number of ECC bytes supported. Useful for reducing
|
|
|
|
|
image size, especially with SPL.
|
|
|
|
|
|
2021-09-22 18:50:36 +00:00
|
|
|
config SYS_NAND_MAX_CHIPS
|
|
|
|
|
int "NAND max chips"
|
|
|
|
|
depends on MTD_RAW_NAND || CMD_ONENAND || TARGET_S5PC210_UNIVERSAL || \
|
|
|
|
|
SPL_OMAP3_ID_NAND
|
|
|
|
|
default 1
|
|
|
|
|
help
|
|
|
|
|
The maximum number of NAND chips per device to be supported.
|
|
|
|
|
|
2015-02-06 04:41:35 +00:00
|
|
|
source "drivers/mtd/spi/Kconfig"
|
2016-09-21 05:58:19 +00:00
|
|
|
|
|
|
|
|
source "drivers/mtd/ubi/Kconfig"
|
2018-08-16 15:30:06 +00:00
|
|
|
|
|
|
|
|
endmenu
|
