Re: [Lcd4linux-devel] new driver for graphic LCD on linux router

[Luis.F.Correia <Lui...@se...>]

Hi! 

> -----Original Message-----
> From: lcd...@li... 
> [mailto:lcd...@li...] On 
> Behalf Of Michael Reinelt
> Sent: Monday, April 21, 2008 8:35 AM
> To: Bryan Kaminski
> Cc: lcd...@li...
> Subject: Re: [Lcd4linux-devel] new driver for graphic LCD on 
> linux router
> 
> Hi Bryan,
> 
> > i coded up a really basic linux character driver for a Nokia color 
> > graphic LCD (tested and working)
> Sounds interesting!
> 
> > But the thing is, its controlled by the processor's GPIO ports,not  
> > RS232 or parallel. I'm not sure how to write a driver for 
> lcd4linux  
> > that would access these pins.
> Have you got some more information about the device? Is the display a
> standalone display with a i2c interface, or is it something like a
> complete "embedded system"?
> 
> There are some i2c drivers available, just grep the sources 
> to get some
> hints. There are several guys here who are working with i2c (I am not)

I am :)

When you talk about the processor GPIO, are you referring to the processor
on the LCD display itself, or the intended linux hardware?

Please give us more detail, I2C is a valid option, I'm using a display
from an HP printer in I2C mode without major problems so far.

Luis Correia