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From: <ManuelCurcio@Eaton.com>
To: s.hauer@pengutronix.de, t.gamez@phytec.de
Cc: barebox@lists.infradead.org
Subject: RE: beagle bone black: problem of boot from eMMC
Date: Wed, 14 Jan 2015 08:43:10 +0000	[thread overview]
Message-ID: <12FD643A737A924986A2B203248C6CD6858DDF6B@LOUTCSMB02.napa.ad.etn.com> (raw)
In-Reply-To: <20150106090624.GH4544@pengutronix.de>

Hi,

I just see your emails (some problem with my spam folder configuration ?..).
I seen also the patch, it works fine.
Thank you!



-----------------------------
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-----------------------------

-----Original Message-----
From: Sascha Hauer [mailto:s.hauer@pengutronix.de] 
Sent: mardi 6 janvier 2015 10:06
To: Teresa Gámez
Cc: Curcio, Manuel; barebox@lists.infradead.org
Subject: Re: beagle bone black: problem of boot from eMMC

On Mon, Jan 05, 2015 at 10:41:52AM +0100, Teresa Gámez wrote:
> Hello Manuel,
> 
> Am Mittwoch, den 31.12.2014, 14:52 +0000 schrieb ManuelCurcio@Eaton.com:
> > 
> > After, I wanted to boot from the the internal eMMC. 
> > So after boot from sd card, I mounted the eMMC (mount /dev/mmc1.0) 
> > and copied the MLO and barebox.bin in the /mnt/mmc1.0 folder.
> > 
> > When I try to boot from the internal eMMC ,I have the following error: 
> > --------->
> > barebox 2014.12.0 #2 Wed Dec 31 15:29:16 GMT 2014
> > 
> > 
> > Board: TI AM335x BeagleBone
> > detected 'BeagleBone Black'
> > omap-hsmmc 48060000.mmc: registered as 48060000.mmc booting from MMC 
> > fat fat0: probe failed: error 22 Unable to mount  (-22) booting 
> > failed
> > <---------
> 
> This issue comes from commit:
> 
> commit 0d6392de4ad824a6553c0e3e3e18edef689a7c85
> Author: Sascha Hauer <s.hauer@pengutronix.de>
> Date:   Thu Jun 5 12:09:07 2014 +0200
> 
>     ARM: AM335x: Beaglebone: Use stripped down devicetree for MLO
> 
> For the MLO only the am335x-bone-common.dtsi is used to create the 
> device tree. But this does not have the emmc support included.

Damn. Somehow I knew I was guilty :(

> 
> > 
> > I tried myself to find a 'correction' by added the call of
> > am33xx_of_register_bootdevice(void) function at the end of the 
> > static int beaglebone_devices_init(void) function. With this 
> > modification, sometime (depending of the last boot: from SD Card or 
> > from eMMC)  I can boot, someting not.
> 
> What you are also missing is a disabled emmc node from the 
> am335x-boneblack.dts in the am335x-bone-common.dtsi.

I just sent a patch which fixes this.

Sascha

-- 
Pengutronix e.K.                           |                             |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
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  reply	other threads:[~2015-01-14  8:43 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-31 14:52 ManuelCurcio
2015-01-05  9:41 ` Teresa Gámez
2015-01-06  9:06   ` Sascha Hauer
2015-01-14  8:43     ` ManuelCurcio [this message]
2015-01-05  9:59 ` Sascha Hauer

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