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Date:   Wed, 22 Sep 2021 11:48:29 +0300
From:   Tony Lindgren <tony@atomide.com>
To:     "Vaittinen, Matti" <Matti.Vaittinen@fi.rohmeurope.com>
Cc:     Matti Vaittinen <mazziesaccount@gmail.com>,
        Grygorii Strashko <grygorii.strashko@ti.com>,
        "linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>,
        Suman Anna <s-anna@ti.com>,
        Paul Barker <paul.barker@sancloud.com>,
        Peter Ujfalusi <peter.ujfalusi@gmail.com>,
        =?utf-8?Q?Beno=C3=AEt?= Cousson <bcousson@baylibre.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: beaglebone black boot failure Linux v5.15.rc1
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* Vaittinen, Matti <Matti.Vaittinen@fi.rohmeurope.com> [210922 08:45]:
> Hi Tony & All,
> 
> 
> On 9/21/21 10:47, Tony Lindgren wrote:
> > * Matti Vaittinen <mazziesaccount@gmail.com> [210920 08:23]:
> > 
> > It also allows leaving out the udelay for dra7 iva reset. Care to try
> > this and see if it helps?
> 
> Thanks Tony. I applied your patch on top of v5.15-rc1 and my BBB booted 
> up successfully. I didn't give it more than few attempts though. Do you 
> think that could merged as a fix to mainline?
> 
> If so - feel free to add a
> Tested-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>

OK great, good to hear! And thanks for testing :) Yeah I'll post a proper
fix for mainline. But one thing to consider though..

I'm wondering if we should always wait for the rstctrl bit to go down
before we even attempt to check the rststs bit if a rststs registe
exists.

Regards,

Tony