From: Hugo Vincent <hugo.vincent@gm...> - 2009-03-11 00:57:52
Is it possible to manually re-trigger the scan for MMC cards in the
on-module microSD socket?
When I boot with no card in the slot, I don't get /dev/mmcblk*, so I
can't mount the card. If I build the kernel so that MMC support is in
modules, I can't boot with an MMC rootfs with the same kernel.
> On Sat, Mar 7, 2009 at 12:12 AM, Артём <simplesoft@...> wrote:
> > Hi,
> > But I mean Card Detect pin for on mother board microSD card - I know that
> > this adapter connected to MMC1.
> The microSD standard does *not* include either card detect or write
> protect signals.
> Theoretically it is possible to use one of the mmc data lines to
> detect the insertion of a card but this would require some fancy
> on-the-fly gpio mode reconfiguration and this is not implemented in
> the current linux-omap kernel.