1 files changed, 4 insertions, 3 deletions

diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 0d955ffaf44e..11e589cd8233 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -1271,12 +1271,13 @@ static int __devinit mmci_probe(struct amba_device *dev,
         /*
          * Block size can be up to 2048 bytes, but must be a power of two.
          */
-        mmc->max_blk_size = 2048;
+        mmc->max_blk_size = 1 << 11;
 
         /*
-         * No limit on the number of blocks transferred.
+         * Limit the number of blocks transferred so that we don't overflow
+         * the maximum request size.
          */
-        mmc->max_blk_count = mmc->max_req_size;
+        mmc->max_blk_count = mmc->max_req_size >> 11;
 
         spin_lock_init(&host->lock);