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-rw-r--r--drivers/serial/Kconfig9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 653098bc2dd..8edee745888 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -556,10 +556,11 @@ config SERIAL_MUX
default y
---help---
Saying Y here will enable the hardware MUX serial driver for
- the Nova and K class systems. The hardware MUX is not 8250/16550
- compatible therefore the /dev/ttyB0 device is shared between the
- Serial MUX and the PDC software console. The following steps
- need to be completed to use the Serial MUX:
+ the Nova, K class systems and D class with a 'remote control card'.
+ The hardware MUX is not 8250/16550 compatible therefore the
+ /dev/ttyB0 device is shared between the Serial MUX and the PDC
+ software console. The following steps need to be completed to use
+ the Serial MUX:
1. create the device entry (mknod /dev/ttyB0 c 11 0)
2. Edit the /etc/inittab to start a getty listening on /dev/ttyB0