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path: root/drivers/serial/Kconfig
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-rw-r--r--drivers/serial/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 3391ef0d761..641e800ed69 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -833,6 +833,7 @@ config SERIAL_IMX
bool "IMX serial port support"
depends on ARM && (ARCH_IMX || ARCH_MXC)
select SERIAL_CORE
+ select RATIONAL
help
If you have a machine based on a Motorola IMX CPU you
can enable its onboard serial port by enabling this option.