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From: Yegor Yefremov <yegorslists@googlemail.com>
Date: Mon, 24 Feb 2020 12:55:35 +0100
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Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org
Subject: Re: musb is broken in master
To: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: t.remmet@phytec.de, barebox <barebox@lists.infradead.org>

On Mon, Feb 24, 2020 at 12:54 PM Yegor Yefremov
<yegorslists@googlemail.com> wrote:
>
> On Mon, Feb 24, 2020 at 12:50 PM Ahmad Fatoum <a.fatoum@pengutronix.de> wrote:
> >
> > Hi,
> >
> > On 2/24/20 12:09 PM, Yegor Yefremov wrote:
> > > Can it be that musb was broken because of this change in the mainline
> > > linux kernel [1]?
> >
> > But you said that it works when you readd status = "okay" to some
> > of the USB device tree nodes? Which node was it in particular?
> >
> > > The kernel uses ti-sysc mechanism to get/configure the related hw
> > > blocks. If I grep for ti-sysc in kernel, I get a lot of hits. But in
> > > barebox, it is only drivers/bus/ti-sysc.c that I find. Seems like a
> > > rather big update is required.
> > >
> > > [1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/arch/arm/boot/dts/am33xx.dtsi?h=v5.6-rc3&id=0782e8572ce43f521ed6ff15e4a7ab9aa5acdc85
> >
> > I don't think that's the problem. Looks to me like it should work with
> > barebox as well. Or did you revert this patch and got USB working again?
>
> Yes, I just reverted the whole patch and got USB working again. It has
> nothing to do with my dts file as it is hosted only in barebox
> (arch/arm/dts/am335x-baltos-minimal.dts). It just includes the common
> DTS files like am33xx.dtsi.

I mean, I have reverted only this one 574eed3f6fcf056aa4c9e46c4b5224e3f7844d8d.

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