From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3D09DC3A59B for ; Sat, 17 Aug 2019 21:32:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 085612173B for ; Sat, 17 Aug 2019 21:32:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726252AbfHQVcg (ORCPT ); Sat, 17 Aug 2019 17:32:36 -0400 Received: from retiisi.org.uk ([95.216.213.190]:38934 "EHLO hillosipuli.retiisi.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726163AbfHQVcf (ORCPT ); Sat, 17 Aug 2019 17:32:35 -0400 Received: from valkosipuli.localdomain (valkosipuli.retiisi.org.uk [IPv6:2a01:4f9:c010:4572::80:2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by hillosipuli.retiisi.org.uk (Postfix) with ESMTPS id 3FABE634C87; Sun, 18 Aug 2019 00:32:08 +0300 (EEST) Received: from sailus by valkosipuli.localdomain with local (Exim 4.92) (envelope-from ) id 1hz6Ix-0001KY-Kr; Sun, 18 Aug 2019 00:32:07 +0300 Date: Sun, 18 Aug 2019 00:32:07 +0300 From: Sakari Ailus To: Dongchun Zhu Cc: mchehab@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, matthias.bgg@gmail.com, bingbu.cao@intel.com, srv_heupstream@mediatek.com, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, sj.huang@mediatek.com, linux-media@vger.kernel.org, devicetree@vger.kernel.org, louis.kuo@mediatek.com, menghui.lin@mediatek.com, shengnan.wang@mediatek.com, tfiga@google.com, drinkcat@chromium.org Subject: Re: [RFC,V2,1/2] media: dt-bindings: media: i2c: Add bindings for OV02A10 Message-ID: <20190817213207.GC3504@valkosipuli.retiisi.org.uk> References: <20190704084651.3105-1-dongchun.zhu@mediatek.com> <20190704084651.3105-2-dongchun.zhu@mediatek.com> <20190723074153.GA4606@paasikivi.fi.intel.com> <1566013985.21623.9.camel@mhfsdcap03> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1566013985.21623.9.camel@mhfsdcap03> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Hi Dongchun, On Sat, Aug 17, 2019 at 11:53:05AM +0800, Dongchun Zhu wrote: ... > > > + > > > +The device node shall contain one 'port' child node with an > > > +'endpoint' subnode for its digital output video port, in accordance > > > +with the video interface bindings defined in > > > +Documentation/devicetree/bindings/media/video-interfaces.txt. > > > +The endpoint optional property 'data-lanes' shall be "<1>". > > > > How many lanes does the module (or the sensor) have? > > > > From sensor datasheet, OV02A10 supports 1-lane MIPI interface. If only one lane is supported, the property should be omitted: there's nothing that the driver needs to know here. -- Sakari Ailus