From: "Marek Vašut" <marek.vasut@gmail.com>
To: linux-omap-open-source@linux.omap.com
Subject: OMAP MMC - problem with initing card
Date: Sat, 23 Dec 2006 23:27:05 +0100 [thread overview]
Message-ID: <200612232327.06035.marek.vasut@gmail.com> (raw)
Hi,
I posted this question some time ago, but I made some progress.
Here it is: I´ve been using omap mmc driver (omap.c) on Palm Zire71 since
2.6.16 at least and it was working perfectly. I was using the mmc card as
root device. There was no problem with it - I booted linux, mmc got inited,
printed info about partitions on it (that mmc0: p1 p2) and system normally
booted from it. This changed by this merge
http://source.mvista.com/git/gitweb.cgi?p=linux-omap-2.6.git;a=commit;h=36808520ce2c9ade647d36c80004c158c71d0510
which caused, that the list of partition wasnt displayed anymore and system
ended up without root device. Like the mmc wasnt present at all. I tested
latest git and when I used initramfs and (from initramfs environment) issued
mount /dev/mmcblk0p2 /mnt/card
(mount second partition of mmc to /mnt/card)
it made the kernel somehow init the card. So the list of partitions got
printed (mmc0: p1 p2), but mount crashed and argued that it cant mount that
partition. So I tried it once again... and voila, partition was mounted
without problems and was working like before. But the problem still
persists - I cant boot directly from it without initramfs. Any ideas?
Thanx a lot for anything, any ideas.
Enjoy tomorow ;-)
Best regards
Marek
next reply other threads:[~2006-12-23 22:27 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-23 22:27 Marek Vašut [this message]
2007-01-02 19:47 ` OMAP MMC - problem with initing card Tony Lindgren
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