diff options
Diffstat (limited to 'drivers/mtd/spi-nor/Kconfig')
| -rw-r--r-- | drivers/mtd/spi-nor/Kconfig | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/mtd/spi-nor/Kconfig b/drivers/mtd/spi-nor/Kconfig new file mode 100644 index 000000000..ffc4b380f --- /dev/null +++ b/drivers/mtd/spi-nor/Kconfig @@ -0,0 +1,29 @@ +# SPDX-License-Identifier: GPL-2.0-only +menuconfig MTD_SPI_NOR + tristate "SPI NOR device support" + depends on MTD + depends on MTD && SPI_MASTER + select SPI_MEM + help + This is the framework for the SPI NOR which can be used by the SPI + device drivers and the SPI NOR device driver. + +if MTD_SPI_NOR + +config MTD_SPI_NOR_USE_4K_SECTORS + bool "Use small 4096 B erase sectors" + default y + help + Many flash memories support erasing small (4096 B) sectors. Depending + on the usage this feature may provide performance gain in comparison + to erasing whole blocks (32/64 KiB). + Changing a small part of the flash's contents is usually faster with + small sectors. On the other hand erasing should be faster when using + 64 KiB block instead of 16 × 4 KiB sectors. + + Please note that some tools/drivers/filesystems may not work with + 4096 B erase size (e.g. UBIFS requires 15 KiB as a minimum). + +source "drivers/mtd/spi-nor/controllers/Kconfig" + +endif # MTD_SPI_NOR |