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From: Yegor Yefremov <yegorslists@googlemail.com>
Date: Tue, 18 Feb 2020 12:19:39 +0100
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Subject: Re: musb is broken in master
To: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: barebox <barebox@lists.infradead.org>

Hello Ahmad,

On Tue, Feb 18, 2020 at 11:57 AM Ahmad Fatoum <a.fatoum@pengutronix.de> wrote:
>
> Hello Yegor,
>
> On 2/18/20 10:58 AM, Yegor Yefremov wrote:
> > I have bisected the musb driver on am335x (baltos system
> > arch/arm/dts/am335x-baltos-minimal.dts) from v2019.11.0 and this is
> > the result:
> >
> > 574eed3f6fcf056aa4c9e46c4b5224e3f7844d8d is the first bad commit
> > commit 574eed3f6fcf056aa4c9e46c4b5224e3f7844d8d
> > Author: Sascha Hauer <s.hauer@pengutronix.de>
> > Date:   Thu Dec 19 05:46:54 2019 +0100
> >
> >     dts: update to v5.5-rc1
> >
> >     Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> >
> > :040000 040000 4f6416a5af14d6328ef2c8ac46d9ac4a17a37404
> > 525e33dda1e735ef2f633f4d99c501ba938a7263 M      dts
> >
> > I need only the host functionality to mount a USB drive. My defconfig
> > can be found here [1].
> >
> > Any idea what could have happened?
>
> git log v5.4..v5.5-rc1 arch/arm/boot/dts/am335x*.dtsi
> gives me kernel commit 12afc0cf81 ("ARM: dts: Drop pointless status changing for am3 musb").
> Does reverting it fix the issue for you?

Yes, it does. Though the revert result is a little bit ugly i.e. at
least one conflict.

But when I start the kernel 5.6-rc2 that already incorporates these
DTS changes, I have no problems with USB. So far only the barebox is
affected by this change.

Cheers,
Yegor

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