Messages in this thread | | | Date | Wed, 2 May 2012 10:10:25 +0100 | Subject | Re: [PATCH 2/7] mmc: dw_mmc: add quirk to indicate missing write protect line | From | Will Newton <> |
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On Wed, May 2, 2012 at 6:07 AM, Thomas Abraham <thomas.abraham@linaro.org> wrote: > If the write protect pad of the controller is not connected to the write > protect pin of the slot, the driver should be notified of this condition > so that incorrect check for write protection by reading the WRTORT > register can avoided. The get_ro platform callback can be used for in > such cases, but with device tree support enabled, such platform callbacks > cannot be supported. > > Add a new quirk for notifying the driver about the missing write protect > line so the driver can assume that the card write protection is disabled. > > Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org> > --- > drivers/mmc/host/dw_mmc.c | 4 +++- > include/linux/mmc/dw_mmc.h | 3 ++- > 2 files changed, 5 insertions(+), 2 deletions(-)
Acked-by: Will Newton <will.newton@imgtec.com> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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