Merge tag 'u-boot-imx-20211020' of https://source.denx.de/u-boot/custodians/u-boot-imx

[platform/kernel/u-boot.git] / drivers / mtd / Kconfig

diff --git a/drivers/mtd/Kconfig b/drivers/mtd/Kconfig
index 9341d51..a9c8c48 100644 (file)
--- a/drivers/mtd/Kconfig
+++ b/drivers/mtd/Kconfig
@@ -1,6 +1,15 @@
 menu "MTD Support"
 
+config MTD_PARTITIONS
+       bool
+
 config MTD
+       bool "Enable MTD layer"
+       help
+         Enable the MTD stack, necessary to interact with NAND, NOR,
+         SPI-NOR, SPI-NAND, OneNAND, etc.
+
+config DM_MTD
        bool "Enable Driver Model for MTD drivers"
        depends on DM
        help
@@ -13,21 +22,27 @@ config MTD_NOR_FLASH
        help
          Enable support for parallel NOR flash.
 
-config MTD_DEVICE
-       bool "Enable MTD Device for NAND and ONENAND devices"
+config SYS_MTDPARTS_RUNTIME
+       bool "Allow MTDPARTS to be configured at runtime"
+       depends on MTD
        help
-         Adds the MTD device infrastructure from the Linux kernel.
-         Needed for mtdparts command support.
+         This option allows to call the function board_mtdparts_default to
+         dynamically build the variables mtdids and mtdparts at runtime.
 
-config MTD_PARTITIONS
-       bool "Add MTD Partioning infrastructure"
+config FLASH_CFI_DRIVER
+       bool "Enable CFI Flash driver"
        help
-         Adds the MTD partitioning infrastructure from the Linux
-         kernel. Needed for UBI support.
+         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.
 
 config CFI_FLASH
        bool "Enable Driver Model for CFI Flash driver"
-       depends on MTD
+       depends on DM_MTD
+       select FLASH_CFI_DRIVER
        help
          The Common Flash Interface specification was developed by Intel,
          AMD and other flash manufactures. It provides a universal method
@@ -36,9 +51,37 @@ config CFI_FLASH
          option. Visit <http://www.amd.com/products/nvd/overview/cfi.html>
          for more information on CFI.
 
+config SYS_FLASH_USE_BUFFER_WRITE
+       bool "Enable buffered writes to flash"
+       depends on FLASH_CFI_DRIVER
+       help
+         Use buffered writes to flash.
+
+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.
+
 config ALTERA_QSPI
        bool "Altera Generic Quad SPI Controller"
-       depends on MTD
+       depends on DM_MTD
        help
          This enables access to Altera EPCQ/EPCS flash chips using the
          Altera Generic Quad SPI Controller. The controller converts SPI
@@ -47,20 +90,42 @@ config ALTERA_QSPI
 
 config FLASH_PIC32
        bool "Microchip PIC32 Flash driver"
-       depends on MACH_PIC32 && MTD
+       depends on MACH_PIC32 && DM_MTD
        help
          This enables access to Microchip PIC32 internal non-CFI flash
          chips through PIC32 Non-Volatile-Memory Controller.
 
 config RENESAS_RPC_HF
-       bool "Renesas RCar Gen3 RPC Hyperflash driver"
-       depends on RCAR_GEN3 && MTD
+       bool "Renesas RCar Gen3 RPC HyperFlash driver"
+       depends on RCAR_GEN3 && DM_MTD
        help
-         This enables access to Hyperflash memory through the Renesas
+         This enables access to HyperFlash memory through the Renesas
          RCar Gen3 RPC controller.
 
+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
+
+config STM32_FLASH
+       bool "STM32 MCU Flash driver"
+       depends on ARCH_STM32
+       help
+        This is the driver of embedded flash for some STMicroelectronics
+        STM32 MCU.
+
 source "drivers/mtd/nand/Kconfig"
 
+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.
+
 source "drivers/mtd/spi/Kconfig"
 
 source "drivers/mtd/ubi/Kconfig"