From mboxrd@z Thu Jan 1 00:00:00 1970 From: balbi@ti.com (Felipe Balbi) Date: Tue, 1 Jul 2014 14:47:04 -0500 Subject: [PATCH] ARM: OMAP2+: l2c: squelch warning dump on power control setting In-Reply-To: <20140617131935.GB9070@saruman.home> References: <3c3a7a4861df01d0163787a9c18f7b7ac821c5b9.1403000372.git.nsekhar@ti.com> <20140617131935.GB9070@saruman.home> Message-ID: <20140701194704.GG13396@saruman.home> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, Jun 17, 2014 at 08:19:35AM -0500, Felipe Balbi wrote: > On Tue, Jun 17, 2014 at 04:04:51PM +0530, Sekhar Nori wrote: > > ROM code on AM437x does not support writing to L2C-310 power control > > register. The L2C driver, however, tries writing to this register for > > all revisions >= r3p0. > > > > This leads to a warning dump on boot which leads most users to believe > > that L2 cache is non-functional. > > > > Since the problem is understood, and cannot be addressed through software, > > replace the warning with a pr_info() while maintaining the WARN_ON() for > > other truly unexpected scenarios. > > > > Reported-by: Nishanth Menon > > Signed-off-by: Sekhar Nori > > Tested with today's linux-next > (5f295cdf5c5dbbb0c40f10f2ddae02ff46bbf773) with am437x-sk, I can see > that the WARNING goes away. > > Tested-by: Felipe Balbi ping here, I can't see this patch onl linus/master or next/master yet. -- balbi -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: