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Commit b797ef4e authored by Andrzej Pietrasiewicz's avatar Andrzej Pietrasiewicz Committed by Felipe Balbi
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Documentation: usb: gadget_serial: update generic serial setup instruction 



Using module parameters to specify accepted Vendor ID, Product ID is
considered legacy now. Update the documentation to reflect it.

Signed-off-by: default avatarAndrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 3cd0e29d

Documentation/usb/gadget_serial.txt

+6 −2
Original line number Original line Diff line number Diff line
@@ -236,8 +236,12 @@ I: If#= 0 Alt= 0 #EPs= 2 Cls=0a(data ) Sub=00 Prot=00 Driver=serial 
E:  Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms

E:  Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms

E:  Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms

E:  Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms





You must explicitly load the usbserial driver with parameters to

You must load the usbserial driver and explicitly set its parameters

configure it to recognize the gadget serial device, like this:

to configure it to recognize the gadget serial device, like this:



  echo 0x0525 0xA4A6 >/sys/bus/usb-serial/drivers/generic/new_id



The legacy way is to use module parameters:





  modprobe usbserial vendor=0x0525 product=0xA4A6

  modprobe usbserial vendor=0x0525 product=0xA4A6