From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Michael Nazzareno Trimarchi <michael@amarulasolutions.com>
Cc: Han Xu <han.xu@nxp.com>,
linux-mtd@lists.infradead.org,
Boris Brezillon <boris.brezillon@bootlin.com>
Subject: Re: FIX Re: GPMI IMX6ull timeout on dma
Date: Wed, 27 Jan 2021 20:50:25 +0100 [thread overview]
Message-ID: <20210127205025.14ce73a4@xps13> (raw)
In-Reply-To: <CAOf5uwmbfwghXe25FxX+6Z6fu9KKkMrZi58c1vR79Pjmr0fTfA@mail.gmail.com>
Hi Michael,
Michael Nazzareno Trimarchi <michael@amarulasolutions.com> wrote on
Wed, 27 Jan 2021 20:43:15 +0100:
> Hi
>
> On Wed, Jan 27, 2021 at 8:12 PM Miquel Raynal <miquel.raynal@bootlin.com> wrote:
> >
> > Hi Michael,
> >
> > Michael Nazzareno Trimarchi <michael@amarulasolutions.com> wrote on
> > Wed, 27 Jan 2021 18:01:01 +0100:
> >
> > > Hi all
> > >
> > > On Mon, Oct 29, 2018 at 10:53 AM Miquel Raynal
> > > <miquel.raynal@bootlin.com> wrote:
> > > >
> > > > Hi Michael,
> > > >
> > > > Michael Nazzareno Trimarchi <michael@amarulasolutions.com> wrote on
> > > > Mon, 29 Oct 2018 10:43:05 +0100:
> > > >
> > > > > Hi
> > > > >
> > > > > On Mon, Oct 29, 2018 at 10:41 AM Miquel Raynal
> > > > > <miquel.raynal@bootlin.com> wrote:
> > > > > >
> > > > > > Hi Michael,
> > > > > >
> > > > > > Michael Nazzareno Trimarchi <michael@amarulasolutions.com> wrote on
> > > > > > Fri, 5 Oct 2018 12:32:18 +0200:
> > > > > >
> > > > > > > Hi Boris
> > > > > > >
> > > > > > > I have reverted for now
> > > > > > >
> > > > > > > Revert "mtd: rawnand: gpmi: support ->setup_data_interface()"
> > > > > > > This reverts commit 76e1a0086a0c3276b384f77905345e0fcc886fdd.
> > > > > > >
> > > > > > > Revert "mtd: rawnand: gpmi: use core timings instead of an empirical
> > > > > > > derivation"
> > > > > > > This reverts commit b1206122069aadabe1a8c50789277a978aaa4df7.
> > > > > >
> > > > > > Sorry for the delay, I've been very busy lately.
> > > > > >
> > > > > > Please also Cc: me in your e-mails to the MTD ML.
> > > > > >
> > > > > > AFAIR I'm the author of these patches so I would like to understand and
> > > > > > fix what's wrong there. As a start, can you discriminate which patch
> > > > > > actually makes the timings inconsistent? Are you ready to do more
> > > > > > testing to find what's wrong?
> > > > >
> > > > > Yes it's on my plan. Now for field I need to revert them but I have
> > > > > them in roadmap.
> > > > > We are testing now an imx6dl. It can be a combination with the micron
> > > > > part number too.
> > > >
> > > > Sure, let us know about your discoveries, I really want the GPMI driver
> > > > to use core timings and ->setup_data_interface() so if there is
> > > > something wrong there it should be fixed.
> > > >
> > >
> > > Need to move on lts kernel and I have time to work and I must work on
> > > this topic. I don't see any update but
> > > another report. Is this supposed to be fixed?
> >
> > Not at all, this hasn't moved forward.
> >
>
> Try to reproduce on a 4.19.y version stable branch.
> There was some difference on register values I have seen last time, did you
> get time to check them?
If you now have time to investigate the differences it would be great.
I can perhaps help you to try understand the meaning of the differences
if you give me precise information.
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prev parent reply other threads:[~2021-01-27 19:51 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-02 13:22 GPMI IMX6ull timeout on dma Michael Nazzareno Trimarchi
2018-10-04 14:36 ` Michael Nazzareno Trimarchi
2018-10-05 10:32 ` FIX " Michael Nazzareno Trimarchi
2018-10-29 9:40 ` Miquel Raynal
2018-10-29 9:43 ` Michael Nazzareno Trimarchi
2018-10-29 9:53 ` Miquel Raynal
2021-01-27 17:01 ` Michael Nazzareno Trimarchi
2021-01-27 19:12 ` Miquel Raynal
2021-01-27 19:43 ` Michael Nazzareno Trimarchi
2021-01-27 19:50 ` Miquel Raynal [this message]
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