Re: Nokia N900: u-SD card in v4.2+
From: Pali RohÃr
Date: Sat Jan 09 2016 - 17:44:52 EST
On Thursday 07 January 2016 12:34:09 Pavel Machek wrote:
> > 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.
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