Re: [PATCH 4/4] mmc: omap_hsmmc: Simplify init for twl6030 MMCcard detect

From: Tony Lindgren
Date: Wed Mar 07 2012 - 12:32:14 EST


* Chris Ball <cjb@xxxxxxxxxx> [120307 07:11]:
> Hi Balaji,
>
> On Wed, Mar 07 2012, T Krishnamoorthy, Balaji wrote:
> > OMAP4 and OMAP3 HSMMC IP registers differ by 0x100 offset.
> > Addng the offset to platform_device resource structure
> > increments the start address for every insmod operation.
> > MMC command fails on re-insertion as module due incorrect register base.
> > Fix this by updating the ioremap base address only.
> >
> > Signed-off-by: Balaji T K <balajitk@xxxxxx>
>
> Is this a regression, or has it never worked in mainline?

"Features that never worked originally" so this can wait for the
merge window. It happens on re-inserting of the card.

> > Note: eMMC detection is still failing on resertion due to card vcc
> > power off on rmmod
>
> And this?

That sounds like a separate issue that needs to be fixed.

Regards,

Tony
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