From patchwork Wed Mar 6 23:23:37 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 10841937 X-Patchwork-Delegate: kieran@bingham.xyz Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 09F911869 for ; Wed, 6 Mar 2019 23:24:08 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E9DF22F02B for ; Wed, 6 Mar 2019 23:24:07 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id DE7C22E308; Wed, 6 Mar 2019 23:24:07 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8EB1F2F105 for ; Wed, 6 Mar 2019 23:24:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726332AbfCFXYH (ORCPT ); Wed, 6 Mar 2019 18:24:07 -0500 Received: from perceval.ideasonboard.com ([213.167.242.64]:46758 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725747AbfCFXYH (ORCPT ); Wed, 6 Mar 2019 18:24:07 -0500 Received: from pendragon.bb.dnainternet.fi (dfj612yhrgyx302h3jwwy-3.rev.dnainternet.fi [IPv6:2001:14ba:21f5:5b00:ce28:277f:58d7:3ca4]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 679F3E1C; Thu, 7 Mar 2019 00:24:00 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1551914640; bh=sEYXzl4iVpjSdQ0qW+KhMV+XCD8Hbcx9qu8+ZG74DJM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vd2iCNRPpkaKxF1SyjZJEzzrt+iKlMeaDVWb5kcDxcjCyUX6t8vgU5Bvy6CqGC/ud qLddEjPqBprsehl9xdi2eqinNdtj1FjunzN+pJ/2odRTSAhn4scWHnjoPcatz/xPkX KeHfYOT+12zBsTYK+mEDWzWpZGCftpcCGAW2hDfM= From: Laurent Pinchart To: dri-devel@lists.freedesktop.org Cc: linux-renesas-soc@vger.kernel.org, Kieran Bingham , devicetree@vger.kernel.org Subject: [PATCH/RFC 07/15] dt-bindings: display: renesas: lvds: Add renesas,companion property Date: Thu, 7 Mar 2019 01:23:37 +0200 Message-Id: <20190306232345.23052-8-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20190306232345.23052-1-laurent.pinchart+renesas@ideasonboard.com> References: <20190306232345.23052-1-laurent.pinchart+renesas@ideasonboard.com> MIME-Version: 1.0 Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add a new optional renesas,companion property to point to the companion LVDS encoder. This is used to support dual-link operation where the main LVDS encoder splits even-numbered and odd-numbered pixels between the two LVDS encoders. The new property doesn't control the mode of operation, it only describes the relationship between the master and companion LVDS encoders. Signed-off-by: Laurent Pinchart --- .../devicetree/bindings/display/bridge/renesas,lvds.txt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt b/Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt index 900a884ad9f5..a720dbb5de69 100644 --- a/Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt +++ b/Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt @@ -45,6 +45,12 @@ OF graph bindings specified in Documentation/devicetree/bindings/graph.txt. Each port shall have a single endpoint. +Optional properties: + +- renesas,companion : phandle to the companion LVDS encoder. This property is + valid for the first LVDS encoder D3 and E3 SoCs only, and points to the + second encoder to be used as a companion in dual-link mode. + Example: