From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bin Liu Subject: Re: Nokia N900: musb is in wrong state after boot Date: Fri, 10 Jun 2016 10:59:40 -0500 Message-ID: <20160610155940.GB28283@uda0271908> References: <201601091616.04193@pali> <2981817.IalgiMo2nt@saturn> <20160610150808.GA28283@uda0271908> <86213272.dICX26rd7d@saturn> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Return-path: Content-Disposition: inline In-Reply-To: <86213272.dICX26rd7d@saturn> Sender: linux-kernel-owner@vger.kernel.org To: joerg Reisenweber Cc: Pali =?iso-8859-1?Q?Roh=E1r?= , Tony Lindgren , Greg Kroah-Hartman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, Ivaylo Dimitrov , Sebastian Reichel , Aaro Koskinen , Pavel Machek , Nishanth Menon , Felipe Balbi List-Id: linux-omap@vger.kernel.org Hi, On Fri, Jun 10, 2016 at 05:23:11PM +0200, joerg Reisenweber wrote: > On Fri 10 June 2016 10:08:08 Bin Liu wrote: > > Hi, > > > > On Thu, Jun 09, 2016 at 11:25:57PM +0200, joerg Reisenweber wrote: > > > On Thu 09 June 2016 15:58:56 Bin Liu wrote: > > > > But I am not sure how this will fix n900 host mode problem, since > > > > testmode is not used in normal operation. > > > > > > Please see http://talk.maemo.org/showthread.php?p=685367 and > > > http://maemo.org/packages/view/hostmode-gui/ which indeed is _no_ normal > > > hostmode but an implementation of a workaround that exploits the force > > > host > > > test mode (among others) > > > > What I meant was that it is okay for hobby, but you don't want to > > something that the IP vender does not support in real products. > > > You lost me. Sorry. The musb ug says the testmde is not used in normal operation, so my opinion is force_host should not be used for hacking n900 host mode if this is for real product development or support. Regards, -Bin.