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authorMaciej S. Szmigiero <mail@maciej.szmigiero.name>2016-03-05 18:35:30 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-03-07 16:11:14 -0800
commita95fc9c8e576dc238ad849f65c67e4fd33c01d3b (patch)
treed300a2854ea5942dbbc1e006e8d530ddbe83d6d8 /drivers
parentaba06e922234c72ac7f98e838b336b20228c232b (diff)
downloadlinux-a95fc9c8e576dc238ad849f65c67e4fd33c01d3b.tar.bz2
serial: 8250: describe CONFIG_SERIAL_8250_RSA
CONFIG_SERIAL_8250_RSA has waited for a long time to have meaningful help text so let's finally describe what this option actually does. Signed-off-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/tty/serial/8250/Kconfig7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/tty/serial/8250/Kconfig b/drivers/tty/serial/8250/Kconfig
index 6d206001336b..64742a086ae3 100644
--- a/drivers/tty/serial/8250/Kconfig
+++ b/drivers/tty/serial/8250/Kconfig
@@ -262,7 +262,12 @@ config SERIAL_8250_RSA
bool "Support RSA serial ports"
depends on SERIAL_8250_EXTENDED
help
- ::: To be written :::
+ Say Y here if you have a IODATA RSA-DV II/S ISA card and
+ would like to use its >115kbps speeds.
+ You will need to provide module parameter "probe_rsa", or boot-time
+ parameter 8250.probe_rsa with I/O addresses of this card then.
+
+ If you don't have such card, or if unsure, say N.
config SERIAL_8250_ACORN
tristate "Acorn expansion card serial port support"