Since commit (655b43cc staging: imx-drm-core: Use OF graph to find
components and connections between encoder and crtcs), 'crtcs' becomes a
dead property.  Remove it.
Signed-off-by: NShawn Guo <shawn.guo@freescale.com>
Acked-by: NTim Harvey <tharvey@gateworks.com>

The Gateworks Ventana product family consists of several baseboard designs
based on the Freescale i.MX6 family of processors.  Each baseboard has a
different set of possible features.
Signed-off-by: NTim Harvey <tharvey@gateworks.com>
Signed-off-by: NShawn Guo <shawn.guo@linaro.org>