diff options
Diffstat (limited to 'drivers/mtd/spi-nor/Kconfig')
| -rw-r--r-- | drivers/mtd/spi-nor/Kconfig | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/drivers/mtd/spi-nor/Kconfig b/drivers/mtd/spi-nor/Kconfig new file mode 100644 index 000000000..37775fc09 --- /dev/null +++ b/drivers/mtd/spi-nor/Kconfig @@ -0,0 +1,132 @@ +menuconfig MTD_SPI_NOR + tristate "SPI-NOR device support" + depends on MTD + 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_MT81xx_NOR + tristate "Mediatek MT81xx SPI NOR flash controller" + depends on HAS_IOMEM + help + This enables access to SPI NOR flash, using MT81xx SPI NOR flash + controller. This controller does not support generic SPI BUS, it only + supports SPI NOR Flash. + +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). + +config SPI_ASPEED_SMC + tristate "Aspeed flash controllers in SPI mode" + depends on ARCH_ASPEED || COMPILE_TEST + depends on HAS_IOMEM && OF + help + This enables support for the Firmware Memory controller (FMC) + in the Aspeed AST2500/AST2400 SoCs when attached to SPI NOR chips, + and support for the SPI flash memory controller (SPI) for + the host firmware. The implementation only supports SPI NOR. + +config SPI_ATMEL_QUADSPI + tristate "Atmel Quad SPI Controller" + depends on ARCH_AT91 || (ARM && COMPILE_TEST && !ARCH_EBSA110) + depends on OF && HAS_IOMEM + help + This enables support for the Quad SPI controller in master mode. + This driver does not support generic SPI. The implementation only + supports SPI NOR. + +config SPI_CADENCE_QUADSPI + tristate "Cadence Quad SPI controller" + depends on OF && (ARM || ARM64 || COMPILE_TEST) + help + Enable support for the Cadence Quad SPI Flash controller. + + Cadence QSPI is a specialized controller for connecting an SPI + Flash over 1/2/4-bit wide bus. Enable this option if you have a + device with a Cadence QSPI controller and want to access the + Flash as an MTD device. + +config SPI_FSL_QUADSPI + tristate "Freescale Quad SPI controller" + depends on ARCH_MXC || SOC_LS1021A || ARCH_LAYERSCAPE || COMPILE_TEST + depends on HAS_IOMEM + help + This enables support for the Quad SPI controller in master mode. + This controller does not support generic SPI. It only supports + SPI NOR. + +config SPI_HISI_SFC + tristate "Hisilicon SPI-NOR Flash Controller(SFC)" + depends on ARCH_HISI || COMPILE_TEST + depends on HAS_IOMEM + help + This enables support for hisilicon SPI-NOR flash controller. + +config SPI_NXP_SPIFI + tristate "NXP SPI Flash Interface (SPIFI)" + depends on OF && (ARCH_LPC18XX || COMPILE_TEST) + depends on HAS_IOMEM + help + Enable support for the NXP LPC SPI Flash Interface controller. + + SPIFI is a specialized controller for connecting serial SPI + Flash. Enable this option if you have a device with a SPIFI + controller and want to access the Flash as a mtd device. + +config SPI_INTEL_SPI + tristate + +config SPI_INTEL_SPI_PCI + tristate "Intel PCH/PCU SPI flash PCI driver (DANGEROUS)" + depends on X86 && PCI + select SPI_INTEL_SPI + help + This enables PCI support for the Intel PCH/PCU SPI controller in + master mode. This controller is present in modern Intel hardware + and is used to hold BIOS and other persistent settings. Using + this driver it is possible to upgrade BIOS directly from Linux. + + Say N here unless you know what you are doing. Overwriting the + SPI flash may render the system unbootable. + + To compile this driver as a module, choose M here: the module + will be called intel-spi-pci. + +config SPI_INTEL_SPI_PLATFORM + tristate "Intel PCH/PCU SPI flash platform driver (DANGEROUS)" + depends on X86 + select SPI_INTEL_SPI + help + This enables platform support for the Intel PCH/PCU SPI + controller in master mode. This controller is present in modern + Intel hardware and is used to hold BIOS and other persistent + settings. Using this driver it is possible to upgrade BIOS + directly from Linux. + + Say N here unless you know what you are doing. Overwriting the + SPI flash may render the system unbootable. + + To compile this driver as a module, choose M here: the module + will be called intel-spi-platform. + +config SPI_STM32_QUADSPI + tristate "STM32 Quad SPI controller" + depends on ARCH_STM32 || COMPILE_TEST + help + This enables support for the STM32 Quad SPI controller. + We only connect the NOR to this controller. + +endif # MTD_SPI_NOR |