From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from perceval.ideasonboard.com ([95.142.166.194]:51397 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750821Ab1F1WfU (ORCPT ); Tue, 28 Jun 2011 18:35:20 -0400 From: Laurent Pinchart To: Alex Gershgorin Subject: Re: FW: OMAP 3 ISP Date: Wed, 29 Jun 2011 00:35:22 +0200 Cc: "'Sakari Ailus'" , Michael Jones , "'linux-media@vger.kernel.org'" , "'agersh@rambler.ru'" References: <4875438356E7CA4A8F2145FCD3E61C0B2A5D211E3D@MEP-EXCH.meprolight.com> In-Reply-To: <4875438356E7CA4A8F2145FCD3E61C0B2A5D211E3D@MEP-EXCH.meprolight.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201106290035.22807.laurent.pinchart@ideasonboard.com> List-ID: Sender: Hi Alex, On Tuesday 28 June 2011 09:47:07 Alex Gershgorin wrote: > Hi Laurent, > > I recently got the Zoom OMAP35xx Torpedo and began testing OMAP3ISP. > Currently I have a problem I can't solve. > See Message from booting Kernel: > > Linux media interface: v0.10 > Linux video capture interface: v2.00 > omap3isp omap3isp: Revision 2.0 found > omap-iommu omap-iommu.0: isp: version 1.1 > isp_register_subdev_group: Unable to register subdev > > What could be the problem, why sub device can't pass a registration? This means the v4l2_i2c_new_subdev_board() failed. Do you have a driver for the subdev ? Does it get loaded ? Does its probe() function get called ? -- Regards, Laurent Pinchart