[PATCH] Documentation: document all g_serial module parameters

From: Matt Porter
Date: Thu Aug 15 2013 - 17:17:39 EST

Add a table explaining the module parameters that g_serial

Signed-off-by: Matt Porter <matt.porter@xxxxxxxxxx>
Documentation/usb/gadget_serial.txt | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/Documentation/usb/gadget_serial.txt b/Documentation/usb/gadget_serial.txt
index 61e67f6..d5eb27b 100644
--- a/Documentation/usb/gadget_serial.txt
+++ b/Documentation/usb/gadget_serial.txt
@@ -125,6 +125,19 @@ controller driver. This must be done each time you reboot the gadget
side Linux system. You can add this to the start up scripts, if

+Additionally, there are several module parameters to change g_serial
+ Parameter Default Description
+ --------- ------- -----------
+ use_acm 1 CDC ACM device
+ use_obex 0 CDC OBEX device
+ n_ports 1 Ports to instantiate
+To load g_serial as two ACM ports do this:
+ modprobe g_serial n_ports=2
Your system should use mdev (from busybox) or udev to make the
device nodes. After this gadget driver has been set up you should
then see a /dev/ttyGS0 node:

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