On Wed, Aug 06, 2014 at 02:45:44PM +0200, Gerhard Sittig wrote:

> Could you spot the LCD driver mentioned by Mark?  There are
> displays that implement a typically four or optionally eight bit
> data bus plus some three control lines (E/RW/RS), usually GPIO
> bitbanged -- so in total it's 7 or 11 software controlled pins.
> One of the controller chips is HD44780, compatibles have KS...
> and SED... names.

I think the users just stayed out of tree due to not being able to get
stuff merged.

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