| ## SPDX-License-Identifier: GPL-2.0-only |
| |
| config COMMON_CBFS_SPI_WRAPPER |
| bool |
| default n |
| depends on !ARCH_X86 |
| depends on BOOT_DEVICE_SPI_FLASH |
| select BOOT_DEVICE_SUPPORTS_WRITES |
| help |
| Use common wrapper to interface CBFS to SPI bootrom. |
| |
| config SPI_FLASH |
| bool |
| default y if BOOT_DEVICE_SPI_FLASH && BOOT_DEVICE_SUPPORTS_WRITES |
| default n |
| help |
| Select this option if your chipset driver needs to store certain |
| data in the SPI flash. |
| |
| config SPI_SDCARD |
| bool |
| default n |
| help |
| Select this option if your chipset driver needs to store certain |
| data in the SPI sdcard. |
| |
| if SPI_FLASH |
| |
| # Keep at 0 because lots of boards assume this default. |
| config BOOT_DEVICE_SPI_FLASH_BUS |
| int |
| default 0 |
| help |
| Which SPI bus the boot device is connected to. |
| |
| config BOOT_DEVICE_SPI_FLASH_RW_NOMMAP |
| bool |
| default y if !COMMON_CBFS_SPI_WRAPPER |
| default n |
| depends on BOOT_DEVICE_SPI_FLASH |
| help |
| Provide common implementation of the RW boot device that |
| doesn't provide mmap() operations. |
| |
| config BOOT_DEVICE_SPI_FLASH_NO_EARLY_WRITES |
| bool |
| default n |
| depends on BOOT_DEVICE_SPI_FLASH_RW_NOMMAP |
| help |
| For platforms who do not allow writes to SPI flash in early |
| stages like romstage. Not selecting this config will result |
| in the auto-selection of |
| BOOT_DEVICE_SPI_FLASH_RW_NOMMAP_EARLY if |
| BOOT_DEVICE_SPI_FLASH_RW_NOMMAP is selected by the platform. |
| |
| config BOOT_DEVICE_SPI_FLASH_RW_NOMMAP_EARLY |
| bool |
| default y if BOOT_DEVICE_SPI_FLASH_RW_NOMMAP && !BOOT_DEVICE_SPI_FLASH_NO_EARLY_WRITES |
| default n |
| depends on BOOT_DEVICE_SPI_FLASH_RW_NOMMAP |
| help |
| Include the common implementation in all stages, including the |
| early ones. |
| |
| config SPI_FLASH_DONT_INCLUDE_ALL_DRIVERS |
| bool |
| default y if COMMON_CBFS_SPI_WRAPPER |
| default n |
| |
| config SPI_FLASH_INCLUDE_ALL_DRIVERS |
| bool |
| default n if SPI_FLASH_DONT_INCLUDE_ALL_DRIVERS |
| default y |
| |
| config SPI_FLASH_SMM |
| bool |
| depends on HAVE_SMI_HANDLER |
| help |
| Select this option if you want SPI flash support in SMM. |
| |
| config SPI_FLASH_NO_FAST_READ |
| bool "Disable Fast Read command" |
| default n |
| help |
| Select this option if your setup requires to avoid "fast read"s |
| from the SPI flash parts. |
| |
| config SPI_FLASH_ADESTO |
| bool |
| default y if SPI_FLASH_INCLUDE_ALL_DRIVERS |
| help |
| Select this option if your chipset driver needs to store certain |
| data in the SPI flash and your SPI flash is made by Adesto Technologies. |
| |
| config SPI_FLASH_AMIC |
| bool |
| default y if SPI_FLASH_INCLUDE_ALL_DRIVERS |
| help |
| Select this option if your chipset driver needs to store certain |
| data in the SPI flash and your SPI flash is made by AMIC. |
| |
| config SPI_FLASH_ATMEL |
| bool |
| default y if SPI_FLASH_INCLUDE_ALL_DRIVERS |
| help |
| Select this option if your chipset driver needs to store certain |
| data in the SPI flash and your SPI flash is made by Atmel. |
| |
| config SPI_FLASH_EON |
| bool |
| default y if SPI_FLASH_INCLUDE_ALL_DRIVERS |
| help |
| Select this option if your chipset driver needs to store certain |
| data in the SPI flash and your SPI flash is made by EON. |
| |
| config SPI_FLASH_GIGADEVICE |
| bool |
| default y if SPI_FLASH_INCLUDE_ALL_DRIVERS |
| help |
| Select this option if your chipset driver needs to store certain |
| data in the SPI flash and your SPI flash is made by Gigadevice. |
| |
| config SPI_FLASH_MACRONIX |
| bool |
| default y if SPI_FLASH_INCLUDE_ALL_DRIVERS |
| help |
| Select this option if your chipset driver needs to store certain |
| data in the SPI flash and your SPI flash is made by Macronix. |
| |
| config SPI_FLASH_SPANSION |
| bool |
| default y if SPI_FLASH_INCLUDE_ALL_DRIVERS |
| help |
| Select this option if your chipset driver needs to store certain |
| data in the SPI flash and your SPI flash is made by Spansion. |
| |
| config SPI_FLASH_SST |
| bool |
| default y if SPI_FLASH_INCLUDE_ALL_DRIVERS |
| help |
| Select this option if your chipset driver needs to store certain |
| data in the SPI flash and your SPI flash is made by SST. |
| |
| config SPI_FLASH_STMICRO |
| bool |
| default y if SPI_FLASH_INCLUDE_ALL_DRIVERS |
| help |
| Select this option if your chipset driver needs to store certain |
| data in the SPI flash and your SPI flash is made by ST MICRO. |
| |
| config SPI_FLASH_WINBOND |
| bool |
| default y if SPI_FLASH_INCLUDE_ALL_DRIVERS |
| help |
| Select this option if your chipset driver needs to store certain |
| data in the SPI flash and your SPI flash is made by Winbond. |
| |
| config SPI_FLASH_HAS_VOLATILE_GROUP |
| bool |
| default n |
| help |
| Allows chipset to group write/erase operations under a single volatile |
| group. |
| |
| config SPI_FLASH_EXIT_4_BYTE_ADDR_MODE |
| bool |
| default n |
| help |
| This will send an Exit 4-Byte Address Mode (E9h) command before the first |
| access to the SPI flash. On some platforms with SPI flashes larger than 32MB, |
| the SPI flash may power up in 4-byte addressing mode and this command needs |
| to be sent before coreboot's 3-byte address commands can be interpreted correctly. |
| On flashes that don't support 4-byte addressing mode or where it is already |
| disabled, this command should be a no-op. |
| |
| config SPI_FLASH_FORCE_4_BYTE_ADDR_MODE |
| bool |
| default n |
| help |
| This will force coreboot to send addresses as 4-bytes instead of 3-bytes. |
| On some platforms with SPI flashes larger than 16MB, the SPI flash may need |
| to remain in 4-byte addressing mode. |
| |
| endif # SPI_FLASH |
| |
| config HAVE_EM100PRO_SPI_CONSOLE_SUPPORT |
| def_bool n |