[PATCH 12/17] drm/sun4i: Add CCSC property to DE2 configuration

Maxime Ripard maxime.ripard at free-electrons.com
Tue Nov 28 20:43:53 UTC 2017


On Tue, Nov 28, 2017 at 08:02:26PM +0800, Icenowy Zheng wrote:
> 在 2017-11-28 04:57,Jernej Skrabec 写道:
> > Base addresses of channel output CSC (CCSC) depends whether mixer in
> > question is first or second and if it is second, if supports VEP or not.
> > This new property will tell which set of base addresses to take.
> > 
> > 0 - first mixer or second mixer with VEP support
> > 1 - second mixer without VEP support
> 
> Maxime,
> 
> I think here the ID of the mixer matters.
> 
> P.S. I didn't found any SoC with a second mixer with VEP currently

Then we'll have an allwinner,has-vep; property (or whatever) for all
those SoCs' mixer0. What's the big deal about it?

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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