sdhci: add num index for multi controllers case

Some devices have several controllers; need add the index info to
device slot name host->slot_desc[]

Signed-off-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index e4d77b038bfa..d5a38f1b755a 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -208,6 +208,7 @@ struct sdhci_chip {
 
         unsigned long           quirks;
 
+        int                     index;          /* Index for chip0, chip1 ...*/
         int                     num_slots;      /* Slots on controller */
         struct sdhci_host       *hosts[0];      /* Pointers to hosts */
 };