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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
parentaba06e922234c72ac7f98e838b336b20228c232b (diff)
downloadlinux-a95fc9c8e576dc238ad849f65c67e4fd33c01d3b.tar.gz
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>
-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"