From: "Pali Rohár" <pali.rohar@gmail.com>
To: Pavel Machek <pavel@ucw.cz>
Cc: Kishon Vijay Abraham I <kishon@ti.com>,
sre@debian.org, sre@ring0.de,
kernel list <linux-kernel@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
linux-omap@vger.kernel.org, tony@atomide.com, khilman@kernel.org,
aaro.koskinen@iki.fi, ivo.g.dimitrov.75@gmail.com,
patrikbachan@gmail.com
Subject: Re: Nokia N900: u-SD card in v4.2+
Date: Sat, 9 Jan 2016 23:44:44 +0100 [thread overview]
Message-ID: <201601092344.44641@pali> (raw)
In-Reply-To: <20160107113408.GA26618@amd>
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On Thursday 07 January 2016 12:34:09 Pavel Machek wrote:
> Hi!
>
> > On Thursday 07 January 2016 02:16 AM, Pavel Machek wrote:
> > > Hi!
> > >
> > > In v4.1, both internal MMC and u-SD cards work ok.
> > >
> > > In v4.2, only the internal MMC is detected. In v4.3, not even
> > > internal MMC works. In v4.4, only the internal MMC is detected.
> > >
> > > Does it work for you? Any patches?
> >
> > I don't have Nokia N900 to check this, but can you share your
> > config and kernel logs? Check if CONFIG_REGULATOR_PBIAS is present
> > in your config. CONFIG_REGULATOR_PBIAS is now mandatory for all
> > omap3+ SoCs to work.
>
> I enabled CONFIG_REGULATOR_PBIAS and both MMCs now work.
>
> I wonder if we should add some selects, so that users updating from
> old kernels don't break their system?
Please add these selects. I had CONFIG_REGULATOR_PBIAS disabled too,
because I just updated defconfig from older kernel version.
--
Pali Rohár
pali.rohar@gmail.com
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next prev parent reply other threads:[~2016-01-09 22:44 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-06 20:46 Nokia N900: u-SD card in v4.2+ Pavel Machek
2016-01-07 5:40 ` Kishon Vijay Abraham I
2016-01-07 11:34 ` Pavel Machek
2016-01-09 22:44 ` Pali Rohár [this message]
2016-01-11 8:40 ` Kishon Vijay Abraham I
2016-01-13 19:12 ` Pavel Machek
2016-01-13 19:20 ` Tony Lindgren
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