From: Adam Ford <aford173@gmail.com>
To: Tony Lindgren <tony@atomide.com>
Cc: linux-omap@vger.kernel.org, aford@beaconembedded.com,
"Benoît Cousson" <bcousson@baylibre.com>,
"Rob Herring" <robh@kernel.org>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
"Conor Dooley" <conor+dt@kernel.org>,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] arm: dts: omap3: Migrate hsmmc driver to sdhci driver
Date: Tue, 13 Feb 2024 07:52:30 -0600 [thread overview]
Message-ID: <CAHCN7x+C5KOQK1muXkpW95-kGrtkRNH_=Jy4m6igbxGBVZfTyQ@mail.gmail.com> (raw)
In-Reply-To: <20240213133622.GJ52537@atomide.com>
On Tue, Feb 13, 2024 at 7:36 AM Tony Lindgren <tony@atomide.com> wrote:
>
> * Adam Ford <aford173@gmail.com> [240213 13:29]:
> > On Tue, Feb 13, 2024 at 7:02 AM Tony Lindgren <tony@atomide.com> wrote:
> > >
> > > * Tony Lindgren <tony@atomide.com> [240213 12:56]:
> > > > * Adam Ford <aford173@gmail.com> [240213 12:41]:
> > > > > The sdhci driver has been around for several years, and it supports
> > > > > the OMAP3 family. Instead of using the older driver, let's finally
> > > > > migrate to the newer one.
> > > >
> > > > I think we also should do these to avoid incomplete conversion:
> > > >
> > > > - ti,dual-volt property can be dropped
> > > >
> > > > - ti,non-removable should become non-removable
> >
> > I'll do a more comprehensive search for these flags. When I did my
> > testing on the AM3517, I didn't notice these, but I see now that
> > others might. I'll do a multi-patch series to first address the
> > multi-block, then omap3-ldp.dts, then migrate the omap3.dtsi to the
> > new driver while dropping the flags, and lastly update the individual
> > boards accordingly. I just have one question below.
>
> OK sounds good to me :)
>
> > > > - ti,omap3-pre-es3-hsmmc probably should not be needed with sdhci
> > >
> > > Hmm actually we may need to set SDHCI_QUIRK_NO_MULTIBLOCK for
> > > compatible ti,omap3-pre-es3-hsmmc.
> >
> > Should I update the driver and binding to add ti,omap3-pre-es3-sdhci
> > to set that flag, or should we create a boolean (maybe
> > 'ti,sdhci-no-multiblock') to the device tree options for that driver?
>
> Probably best to set up some sdhci generic property for it that then
> sets SDHCI_QUIRK_NO_MULTIBLOCK.
Sounds good. I'll try to work on this tonight, but it might be a day
or two before I get the more comprehensive update out. Hopefully in
the meantime, people may respond with other comments too. I also want
to retest my OMAP35 and DM37 boards. It's been since kernel 6.1 since
I tested them all.
adam
>
> Regards,
>
> Tony
prev parent reply other threads:[~2024-02-13 13:52 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-13 12:41 [PATCH] arm: dts: omap3: Migrate hsmmc driver to sdhci driver Adam Ford
2024-02-13 12:56 ` Tony Lindgren
2024-02-13 13:02 ` Tony Lindgren
2024-02-13 13:29 ` Adam Ford
2024-02-13 13:36 ` Tony Lindgren
2024-02-13 13:52 ` Adam Ford [this message]
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