From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759175AbcILNF0 (ORCPT ); Mon, 12 Sep 2016 09:05:26 -0400 Received: from mail-oi0-f68.google.com ([209.85.218.68]:36284 "EHLO mail-oi0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758571AbcILNFW (ORCPT ); Mon, 12 Sep 2016 09:05:22 -0400 Date: Mon, 12 Sep 2016 08:05:20 -0500 From: Rob Herring To: Peter Ujfalusi Cc: thierry.reding@gmail.com, airlied@linux.ie, tomi.valkeinen@ti.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Mark Rutland , devicetree@vger.kernel.org Subject: Re: [PATCH 01/26] dt-bindings: display: display-timing: Add property to configure sync drive edge Message-ID: <20160912130520.GA9582@rob-hp-laptop> References: <20160901112320.15246-1-peter.ujfalusi@ti.com> <20160901112320.15246-2-peter.ujfalusi@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160901112320.15246-2-peter.ujfalusi@ti.com> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Sep 01, 2016 at 02:22:55PM +0300, Peter Ujfalusi wrote: > There are display panels which demands that the sync signal is driven on > different edge than the pixel data. > With the syncclk-active property we can specify the clk edge to be used to > drive the sync signal. When the property is missing it indicates that the > sync is driven on the same edge as the pixel data. > > Signed-off-by: Peter Ujfalusi > CC: Rob Herring > CC: Mark Rutland > CC: devicetree@vger.kernel.org > --- > Documentation/devicetree/bindings/display/panel/display-timing.txt | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/panel/display-timing.txt b/Documentation/devicetree/bindings/display/panel/display-timing.txt > index e1d4a0b59612..1436292e7a56 100644 > --- a/Documentation/devicetree/bindings/display/panel/display-timing.txt > +++ b/Documentation/devicetree/bindings/display/panel/display-timing.txt > @@ -32,6 +32,12 @@ optional properties: > - active low = drive pixel data on falling edge/ > sample data on rising edge > - ignored = ignored > + - syncclk-active: with > + - active high = drive sync on rising edge/ rising edge of what? pixel clk? > + sample sync on falling edge > + - active low = drive sync on falling edge/ > + sample sync on rising edge > + - omitted = same configuration as pixelclk-active > - interlaced (bool): boolean to enable interlaced mode > - doublescan (bool): boolean to enable doublescan mode > - doubleclk (bool): boolean to enable doubleclock mode > -- > 2.9.3 >