[PATCH v2] of: Add videomode helper

[Sascha Hauer]

Hi Guennadi,

On Wed, Jul 11, 2012 at 10:34:54AM +0200, Guennadi Liakhovetski wrote:
> Hi Sascha
> 
> > +
> > +Optional properties:
> > + - width-mm, height-mm: Display dimensions in mm
> > + - hsync-active-high (bool): Hsync pulse is active high
> > + - vsync-active-high (bool): Vsync pulse is active high
> 
> How about
> 
> + - hsync-active: Hsync pulse polarity: 1 for high, 0 for low

I am unsure if it's good to mix this with the other bool flags like:

> 
> > + - interlaced (bool): This is an interlaced mode
> > + - doublescan (bool): This is a doublescan mode

Which behave differently. 'interlaced' will be evaluated as true if
the property is present, no matter which value it has. This might
lead to confusion.

Sascha

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