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Subject: Re: [PATCH v2] arm: dts: Move am33xx and am43xx mmc nodes to
 sdhci-omap driver
To:     Tony Lindgren <tony@atomide.com>, Faiz Abbas <faiz_abbas@ti.com>
CC:     Keerthy <j-keerthy@ti.com>, <linux-kernel@vger.kernel.org>,
        <linux-omap@vger.kernel.org>, <bcousson@baylibre.com>
References: <20200512203804.9340-1-faiz_abbas@ti.com>
 <20200513162327.GM37466@atomide.com>
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 <53c815db-dd7d-e6e1-f81a-cf05ef340c71@ti.com>
 <20200519154807.GT37466@atomide.com>
From:   Tomi Valkeinen <tomi.valkeinen@ti.com>
Message-ID: <e37ed4be-aed5-8051-a9fd-c0704d947d75@ti.com>
Date:   Tue, 19 May 2020 18:54:50 +0300
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(Dropping DT from cc)

On 19/05/2020 18:48, Tony Lindgren wrote:

>>> Suspend/resume on am43xx-gpevm is broken right now in mainline and the regression looks
>>> like it is caused by the display subsystem. I have reported this to Tomi and
>>> its being investigated.
>>>
>>> Meanwhile I have tested this patch with display configs disabled and Keerthy's
>>> suspend/resume tests pass on both am3 and am4.
> 
> OK great thanks for checking it. Do you have the display subsystem
> related commit that broke PM? I'm wondering if my recent DSS platform
> data removal changes might have caused the regression.

I spent a bit time looking at this, but unfortunately I wasn't even able to resume my AM4 evm from 
suspend. I tried with rtcwake and with plain console (with no_console_suspend). I did not have DSS 
loaded.

Anyone have quick hints on how to debug why resume doesn't seem to happen?

  Tomi

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