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-rw-r--r--drivers/char/Kconfig5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index db8f74bbaf3e..31adbebf812e 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -572,9 +572,12 @@ config TELCLOCK
controlling the behavior of this hardware.
config DEVPORT
- bool
+ bool "/dev/port character device"
depends on ISA || PCI
default y
+ help
+ Say Y here if you want to support the /dev/port device. The /dev/port
+ device is similar to /dev/mem, but for I/O ports.
source "drivers/s390/char/Kconfig"