From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mailout3.w1.samsung.com ([210.118.77.13]:16988 "EHLO mailout3.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754281Ab2IEQRj (ORCPT ); Wed, 5 Sep 2012 12:17:39 -0400 Received: from eusync2.samsung.com (mailout3.w1.samsung.com [210.118.77.13]) by mailout3.w1.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0M9V006QIXA9VT80@mailout3.w1.samsung.com> for linux-media@vger.kernel.org; Wed, 05 Sep 2012 17:18:09 +0100 (BST) Received: from [106.116.147.32] by eusync2.samsung.com (Oracle Communications Messaging Server 7u4-23.01(7.0.4.23.0) 64bit (built Aug 10 2011)) with ESMTPA id <0M9V00KJ7X9CPY10@eusync2.samsung.com> for linux-media@vger.kernel.org; Wed, 05 Sep 2012 17:17:37 +0100 (BST) Message-id: <50477B20.1030902@samsung.com> Date: Wed, 05 Sep 2012 18:17:36 +0200 From: Sylwester Nawrocki MIME-version: 1.0 To: Fabio Estevam Cc: Javier Martin , =?UTF-8?B?R2HDq3RhbiA=?= =?UTF-8?B?Q2FybGllcg==?= , Mauro Carvalho Chehab , Guennadi Liakhovetski , Sascha Hauer , linux-media Subject: Re: Camera not detected on linux-next References: In-reply-to: Content-type: text/plain; charset=UTF-8 Content-transfer-encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: Hi, On 09/05/2012 06:06 PM, Fabio Estevam wrote: > I am running linux-next 20120905 on a mx31pdk board with a ov2640 CMOS > and I am not able to get the ov2640 to be probed: > > soc-camera-pdrv soc-camera-pdrv.0: Probing soc-camera-pdrv.0 > mx3-camera mx3-camera.0: MX3 Camera driver attached to camera 0 > mx3-camera mx3-camera.0: MX3 Camera driver detached from camera 0 > .... (no messages showing ov2640 being probed) > > I noticed that Kconfig changed the way to select the "Sensors used on > soc_camera driver" and I selected ov2640 in the .config. > > camera worked fine on this board running 3.5.3. So before start > bisecting, I would like to know if there is anything obvious I am > missing. > > Also tested on a mx27pdk and ov2640 could not be probed there as well. Maybe this is about the sensor/host driver linking order. If so, then this patch should help http://git.linuxtv.org/snawrocki/media.git/commitdiff/458b9b5ab8cb970887c9d1f1fddf88399b2d9ef2 -- Regards, Sylwester