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Message-ID: <20160107113408.GA26618@amd> Date: Thu, 7 Jan 2016 12:34:09 +0100 From: Pavel Machek <pavel@....cz> To: Kishon Vijay Abraham I <kishon@...com> Cc: pali.rohar@...il.com, sre@...ian.org, sre@...g0.de, kernel list <linux-kernel@...r.kernel.org>, linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>, linux-omap@...r.kernel.org, tony@...mide.com, khilman@...nel.org, aaro.koskinen@....fi, ivo.g.dimitrov.75@...il.com, patrikbachan@...il.com Subject: Re: Nokia N900: u-SD card in v4.2+ 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? Thanks, Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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