From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shawn Guo Subject: Re: [PATCH] ARM: dts: imx6q-utilite-pro: enable 2nd display pipeline Date: Mon, 23 Jan 2017 13:24:36 +0800 Message-ID: <20170123052434.GC5662@dragon> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: christopher.spinrath-vA1bhqPz9FBZXbeN9DUtxg@public.gmane.org Cc: kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, grinberg-UTxiZqZC01RS1MOuV/RT9w@public.gmane.org, fabio.estevam-3arQi8VN3Tc@public.gmane.org, p.zabel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org List-Id: devicetree@vger.kernel.org On Fri, Dec 02, 2016 at 03:37:22PM +0100, christopher.spinrath-vA1bhqPz9FBZXbeN9DUtxg@public.gmane.org wrote: > From: Christopher Spinrath > > Apart from the already enabled Designware HDMI port, the Utilite Pro > has a second display pipeline which has the following shape: > > IPU1 DI0 --> Parallel display --> tfp410 rgb24 to DVI encoder > --> HDMI connector. > Enable support for it. > > In addition, since this pipeline is hardwired to IPU1, sever the link > between IPU1 and the SoC-internal Designware HDMI encoder forcing the > latter to be connected to IPU2 instead of IPU1. Otherwise, it is not > possible to drive both displays at high resolution due to the bandwidth > limitations of a single IPU. > > Signed-off-by: Christopher Spinrath Applied, thanks. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html