On Mon, 14 Jul 2014 12:18:08 +0200 Thierry Reding <thierry.red...@gmail.com> wrote:
> On Fri, Jul 11, 2014 at 02:00:25PM +0200, Boris BREZILLON wrote: > > On Fri, 11 Jul 2014 12:37:46 +0200 Laurent Pinchart > > <laurent.pinch...@ideasonboard.com> wrote: > > > On Thursday 10 July 2014 14:56:26 Boris BREZILLON wrote: > [...] > > > > BTW, is there any reason for not defining an RGB connector type (I'm > > > > currently defining HLCDC connector as an LVDS connector) ? > > > > > > Not that I know of. The DRM API has been developed before display on > > > embedded > > > systems became such a hot topic. If we had to redo it today, panels might > > > be > > > exposed to userspace as such, with a connector. We have to live with the > > > past, > > > so the connector will stay, but adding a new RGB connector type could > > > make > > > sense (although we might need a different name, in a way the VGA and LVDS > > > connectors also carry RGB signals). > > > > I had the same concern: I didn't find how this kind of connectors > > was named (most of the time they're just referenced as RGB) :-). > > What about RAW_RGB ? > > Are there even panels that take raw RGB as input? In all cases I've seen > (which admittedly may not be all that many) there's always a transparent > RGB/LVDS bridge, so the "connector" is in fact LVDS, not RGB, even if > the display controller outputs RGB directly. At least the LCD module I'm using (FL500WVR00-A0T) is taking raw RGB as input ;-). Best Regards, Boris -- Boris Brezillon, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
