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-rw-r--r--drivers/serial/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 4829284..078246d 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -102,3 +102,13 @@ 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.