From patchwork Sat May 11 21:06:54 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 10939841 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 07BEF933 for ; Sat, 11 May 2019 21:07:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EC95A21E5A for ; Sat, 11 May 2019 21:07:54 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E11CA2223E; Sat, 11 May 2019 21:07:54 +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=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 9F2F921E5A for ; Sat, 11 May 2019 21:07:54 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6C1A289BAB; Sat, 11 May 2019 21:07:48 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) by gabe.freedesktop.org (Postfix) with ESMTPS id C619489A32 for ; Sat, 11 May 2019 21:07:34 +0000 (UTC) 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 16EB9529; Sat, 11 May 2019 23:07:32 +0200 (CEST) From: Laurent Pinchart To: dri-devel@lists.freedesktop.org Subject: [PATCH v2 02/10] dt-bindings: display: bridge: thc63lvd1024: Document dual-link operation Date: Sun, 12 May 2019 00:06:54 +0300 Message-Id: <20190511210702.18394-3-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190511210702.18394-1-laurent.pinchart+renesas@ideasonboard.com> References: <20190511210702.18394-1-laurent.pinchart+renesas@ideasonboard.com> MIME-Version: 1.0 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1557608852; bh=Vy6ECXUHgTnstWUXdhj+axgJ3SeJtey0vjQ8XV95J84=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NHbBWE3nFg0brkDS5AqeO6ris9pXWZPrvmblVr9+22uVqvdqYTMwA8NatQB+a2mEI 9EPmRJQLkIu5A5cwrZXQeBEbDMrNDqOTICfGbuQT8OUjAjRoeDjW83T5LMvT4G5WXr WGGh6NLx1+IIy4a3JYASe4EtgmjHI+oj7bRX6CkE= X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, Jacopo Mondi , Kieran Bingham Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP The THC63LVD1024 LVDS decoder can operate in two modes, single-link or dual-link. In dual-link mode both input ports are used to carry even- and odd-numbered pixels separately. Document this in the DT bindings, along with the related rules governing port and usage. Signed-off-by: Laurent Pinchart Reviewed-by: Jacopo Mondi Reviewed-by: Rob Herring --- .../bindings/display/bridge/thine,thc63lvd1024.txt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/display/bridge/thine,thc63lvd1024.txt b/Documentation/devicetree/bindings/display/bridge/thine,thc63lvd1024.txt index 37f0c04d5a28..d17d1e5820d7 100644 --- a/Documentation/devicetree/bindings/display/bridge/thine,thc63lvd1024.txt +++ b/Documentation/devicetree/bindings/display/bridge/thine,thc63lvd1024.txt @@ -28,6 +28,12 @@ Optional video port nodes: - port@1: Second LVDS input port - port@3: Second digital CMOS/TTL parallel output +The device can operate in single-link mode or dual-link mode. In single-link +mode, all pixels are received on port@0, and port@1 shall not contain any +endpoint. In dual-link mode, even-numbered pixels are received on port@0 and +odd-numbered pixels on port@1, and both port@0 and port@1 shall contain +endpoints. + Example: --------