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Diffstat (limited to 'drivers/serial/Kconfig')
-rw-r--r-- | drivers/serial/Kconfig | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index 4829284216..b5a91b707e 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -44,6 +44,15 @@ config DEBUG_UART_NS16550 will need to provide parameters to make this work. The driver will be available until the real driver model serial is running. +config DEBUG_EFI_CONSOLE + bool "EFI" + depends on EFI_APP + help + Select this to enable a debug console which calls back to EFI to + output to the console. This can be useful for early debugging of + U-Boot when running on top of EFI (Extensive Firmware Interface). + This is a type of BIOS used by PCs. + endchoice config DEBUG_UART_BASE @@ -102,3 +111,13 @@ config UNIPHIER_SERIAL help If you have a UniPhier based board and want to use the on-chip serial ports, say Y to this option. If unsure, say N. + +config X86_SERIAL + bool "Support for 16550 serial port on x86 machines" + depends on X86 + default y + help + Most x86 machines have a ns16550 UART or compatible. This can be + enabled in the device tree with the correct input clock frequency + provided (default 1843200). Enable this to obtain serial console + output. |