[MMC] sdhci: support controller specific quirks

As some specific controllers will have bugs, we need a way to map special
behaviour to certain hardware.

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/mmc/sdhci.h b/drivers/mmc/sdhci.h
index 8111fa38c05b..f2453343f783 100644
--- a/drivers/mmc/sdhci.h
+++ b/drivers/mmc/sdhci.h
@@ -204,6 +204,8 @@ struct sdhci_host {
 struct sdhci_chip {
         struct pci_dev          *pdev;
 
+        unsigned long           quirks;
+
         int                     num_slots;      /* Slots on controller */
         struct sdhci_host       *hosts[0];      /* Pointers to hosts */
 };