From mboxrd@z Thu Jan  1 00:00:00 1970
From: tony@atomide.com (Tony Lindgren)
Date: Thu, 15 Mar 2012 16:22:57 -0700
Subject: [PATCH 1/2] ARM: OMAP: powerdomain: Wait for powerdomain
 transition in pwrdm_state_switch()
In-Reply-To: <alpine.DEB.2.00.1203151701290.2133@utopia.booyaka.com>
References: <1331562873-29535-1-git-send-email-santosh.shilimkar@ti.com>
 <1331562873-29535-2-git-send-email-santosh.shilimkar@ti.com>
 <alpine.DEB.2.00.1203151129160.26218@utopia.booyaka.com>
 <20120315175122.GB7276@atomide.com>
 <alpine.DEB.2.00.1203151701290.2133@utopia.booyaka.com>
Message-ID: <20120315232256.GC7276@atomide.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

* Paul Walmsley <paul@pwsan.com> [120315 16:04]:
> On Thu, 15 Mar 2012, Tony Lindgren wrote:
> 
> > * Paul Walmsley <paul@pwsan.com> [120315 10:35]:
> > > On Mon, 12 Mar 2012, Santosh Shilimkar wrote:
> > > 
> > > > Commit b1cbdb00d{OMAP: clockdomain: Wait for powerdomain to be ON
> > > > when using clockdomain force wakeup} was assuming that pwrdm_state_switch()
> > > > does wait for the powerdomain transition which is not the case.
> > > > 
> > > > Fix this API by adding the pwrdm_wait_transition().
> > > > 
> > > > Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
> > > > CC: Rajendra Nayak <rnayak@ti.com>
> > > > CC: Paul Walmsley <paul@pwsan.com>
> > > 
> > > Acked-by: Paul Walmsley <paul@pwsan.com>
> > > 
> > > Sounds like this fixes a major kernel oops bug for Tony so this should go 
> > > in ASAP to v3.3-rc series.
> > 
> > Got a random oops with this one applied still, just happened
> > to take longer this time :(
> 
> Oh well.  Will queue it for v3.4-rc1 then...

It seems that I need this patch plus need to undo the wrong
serial muxing in commit 7496ba30 (ARM: OMAP2+: UART: Add default mux
for all uarts) to make my zoom3 boot reliably.

Regards,

Tony