On Fri, Jul 17, 2015 at 04:00:16PM -0700, Joshua Clayton wrote:
> On Wednesday, July 15, 2015 11:22:06 AM you wrote:
> > Hi list,
> > I'm starting work on an input driver.
> > the device is connected to an RS232 uart in my freescale imx6q arm system, 
> > which has 2 serial ports, one of which is a console
> > 
> > It is not anything like a ps2/at device.
> > How can I get it to take over the uart device? A devicetree entry?
> > 
> > I do not understand serio probing, and don't understand if I should use 
> > serio 
> > for a non ps2 compatible device.
> > 
> > Any pointers would be helpful.
> > 
> > The input device documentation is great if I can just figure out how to 
> > connect it to my hardware.
> > 
> > 
> I went ahead and converted (parts of) the existing userspace driver. 
> Clearly I am missing something. My driver is registered with serio, but serio 
> is not associated with any devices.
> I turned on the SERIO_SERPORT...
> /sys/bus/serio/devices/ is empty.
> I would like it to bind my driver to /dev/ttymxc1 (uart 2 on this  system), 
> or its underlying uart.

You need to use inputattach utility to activate serport on the uart of
your choosing and tell it what type of serio port to create.

Thanks.

-- 
Dmitry
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