[PATCH v2 1/7] drm/exynos: add super device support

Russell King - ARM Linux linux at arm.linux.org.uk
Sun Apr 6 01:47:29 PDT 2014


On Sun, Apr 06, 2014 at 01:21:24PM +0900, Inki Dae wrote:
> As you may know, there is exynos chip that has two display
> controllers. So it is possible to compose display pipe lines at same
> time like below,
> 
> fimd0-----bridges..------Panel
> fimd1-----maybe bridges..-----CPU Panel
> 
> How we can care such pipelines without component? Of course, it would
> be possible somehow but I'm not sure there could be better and more
> generic way than super device.
> 
> And super device will make existing dtb broken but this time it might
> be good opportunity to more generic way before more users use existing
> dt.

There has been a discussion ongoing about how to best represent display
(and capture) stuff in DT using graphs, which you may wish to consider
looking at.  That discussion never reached any kind of conclusion before
the merge window, but it does need to reach a conclusion for the next
window.

-- 
FTTC broadband for 0.8mile line: now at 9.7Mbps down 460kbps up... slowly
improving, and getting towards what was expected from it.



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