This is at least known to be required for the ENE 714.

Cc: Chris Ball <[email protected]>
Cc: Kalle Valo <[email protected]>
Cc: Naveen Singh <[email protected]>
Cc: Vipin Mehta <[email protected]>
Signed-off-by: Luis R. Rodriguez <[email protected]>
---
 drivers/mmc/host/sdhci.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 9e15f41..c95dfc2 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -891,8 +891,8 @@ static void sdhci_send_command(struct sdhci_host *host, 
struct mmc_command *cmd)
 
        WARN_ON(host->cmd);
 
-       /* Wait max 10 ms */
-       timeout = 10;
+       /* Wait max this amount of ms */
+       timeout = (10*256) + 255;
 
        mask = SDHCI_CMD_INHIBIT;
        if ((cmd->data != NULL) || (cmd->flags & MMC_RSP_BUSY))
@@ -913,7 +913,8 @@ static void sdhci_send_command(struct sdhci_host *host, 
struct mmc_command *cmd)
                        return;
                }
                timeout--;
-               mdelay(1);
+               if (!(timeout & 0xFF))
+                       mdelay(1);
        }
 
        mod_timer(&host->timer, jiffies + 10 * HZ);
-- 
1.7.4.15.g7811d

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