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Message-Id: <1376601446-16044-1-git-send-email-matt.porter@linaro.org> Date: Thu, 15 Aug 2013 17:17:26 -0400 From: Matt Porter <matt.porter@...aro.org> To: Rob Landley <rob@...dley.net> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Linux USB List <linux-usb@...r.kernel.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Linux Documentation List <linux-doc@...r.kernel.org>, Linaro Patches <patches@...aro.org> Subject: [PATCH] Documentation: document all g_serial module parameters Add a table explaining the module parameters that g_serial digests. Signed-off-by: Matt Porter <matt.porter@...aro.org> --- 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 desired. +Additionally, there are several module parameters to change g_serial +behavior: + + 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: -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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