From mboxrd@z Thu Jan  1 00:00:00 1970
From: Marco Trapanese <marcotrapanese@gmail.com>
Date: Thu, 30 Jan 2014 15:16:07 +0100
Subject: [Buildroot] udev and serial port
In-Reply-To: <52EA58D8.8070103@zacarias.com.ar>
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Il 30/01/2014 14:51, Gustavo Zacarias ha scritto:
> Hi. libftdi is for direct access to FTDI chips from applications. This 
> is used for GPIO, bitbanging, SPI and other purposes. What you want is 
> to enable the CONFIG_USB_SERIAL_FTDI_SIO knob in your linux kernel 
> config. Regards. 

My board/arm/rpi/linux.config have not such an item.
I see:

# CONFIG_USB_SERIAL is not set

which I think I should turn on.
I can add by myself CONFIG_USB_SERIAL_FTDI_SIO=y?

Marco