Re: eGalax touchscreen regression

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On Wednesday 24 April 2013 12:03:13 Artem Bityutskiy wrote:
> On Tue, 2013-04-23 at 08:40 -0700, Dmitry Torokhov wrote:
> > > the eGalax driver now requires OF. For us this is a regression because
> > > we do not have OF: https://bugs.tizen.org/jira/browse/TIVI-740
> > 
> > I see. In this case we need to come up with a platform data to pass
> > wakeup gpio in case platform does not support OF. irq_to_gpio() is not
> > supported on many platforms, causing compilation errors.
> > 
> > Is the platform that you are trying to use the touchscreen upstream?
> 
> OK, so this is about just a monitor with a touchscreen (Giantec high-res
> capacitive 11.6” LCD monitor). The touchscreen is connected to a
> commodity hardware via USB.
> 
> So yes, the platform _is_ upstream  Namely, we use just a SandyBridge
> PC.

So you use a usb-to-i2c interface?

You have to figure out how the wakeup line is connected to the eGalax
device and provide an alternative implementation for egalax_wake_up_device
that can be used in your case then.

	Arnd
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