diff options
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/Kconfig | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index 87fc2bd16b72..3a362c450cb6 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -447,7 +447,7 @@ config SPI_INTEL tristate config SPI_INTEL_PCI - tristate "Intel PCH/PCU SPI flash PCI driver (DANGEROUS)" + tristate "Intel PCH/PCU SPI flash PCI driver" depends on PCI depends on X86 || COMPILE_TEST depends on SPI_MEM @@ -455,8 +455,9 @@ config SPI_INTEL_PCI 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. + and is used to hold BIOS and other persistent settings. This + driver only supports hardware sequencing mode. 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. @@ -471,10 +472,10 @@ config SPI_INTEL_PLATFORM select SPI_INTEL 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. + controller in master mode that is used to hold BIOS and other + persistent settings. Most of these controllers are using + software sequencing mode. 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. |