| ## |
| ## This file is part of the coreboot project. |
| ## |
| ## Copyright (C) 2012 The Chromium OS Authors. |
| ## |
| ## This program is free software; you can redistribute it and/or modify |
| ## it under the terms of the GNU General Public License as published by |
| ## the Free Software Foundation; version 2 of the License. |
| ## |
| ## This program is distributed in the hope that it will be useful, |
| ## but WITHOUT ANY WARRANTY; without even the implied warranty of |
| ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| ## GNU General Public License for more details. |
| ## |
| |
| 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. |
| |
| 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_RW_NOMMAP_EARLY |
| bool |
| 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_INCLUDE_ALL_DRIVERS |
| bool |
| default n if COMMON_CBFS_SPI_WRAPPER |
| default y |
| |
| config SPI_ATOMIC_SEQUENCING |
| bool |
| default y if ARCH_X86 |
| default n if !ARCH_X86 |
| help |
| Select this option if the SPI controller uses "atomic sequencing." |
| Atomic sequencing is when the sequence of commands is pre-programmed |
| in the SPI controller. Hardware manages the transaction instead of |
| software. This is common on x86 platforms. |
| |
| config SPI_FLASH_SMM |
| bool "SPI flash driver support in SMM" |
| default n |
| 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_FAST_READ_DUAL_OUTPUT_3B |
| bool |
| default n |
| depends on SPI_FLASH |
| help |
| Select this option if your SPI flash supports the fast read dual- |
| output command (opcode 0x3b) where the opcode and address are sent |
| to the chip on MOSI and data is received on both MOSI and MISO. |
| |
| endif # SPI_FLASH |
| |
| config HAVE_SPI_CONSOLE_SUPPORT |
| def_bool n |