From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Mundt Date: Thu, 23 Feb 2012 15:30:58 +0000 Subject: Re: [PATCH] mackerel: Do not enable TMU timer in default config Message-Id: <20120223153058.GA9994@linux-sh.org> List-Id: References: <1329111377-15676-1-git-send-email-horms@verge.net.au> In-Reply-To: <1329111377-15676-1-git-send-email-horms@verge.net.au> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-sh@vger.kernel.org On Thu, Feb 23, 2012 at 07:06:41PM +0900, Simon Horman wrote: > I would appreciate it if you could consider this change for 3.3. > > It is a band-aid solution, however, it resolves a regression - > the boot or lack thereof of a mackerel board using the default config - > since 3.2. > > I have discussed this a little with Magnus Damm and he is of > the opinion that this problem likely relates to an interaction > between TMU and power domains and that a full fix would be difficult > within the 3.3 time-frame. > If there is a problem with the TMU driver then it needs to be fixed, especially if this is a regression. We aren't going to paper over real bugs by just disabling the offending driver in the defconfig, all it does is encourage people to not fix the problem later, and the same workaround can be done locally if there's no desire to actually hunt down and fix the regression.