[U-Boot] [PATCH] mmc: sdhci: Fixed timeout for sdhci_send_command()

Eli Billauer
2014-06-12T09:41:09Z

The current wait loop just reads the status 10000 times, which makes the
actual timeout period platform-dependent. The udelay() call within the loop
makes the new timeout ~100 ms.

Signed-off-by: Eli Billauer <eli.billauer@gmail.com>
---
drivers/mmc/sdhci.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c
index 3125d13..80f3a91 100644
--- a/drivers/mmc/sdhci.c
+++ b/drivers/mmc/sdhci.c
@@ -226,6 +226,7 @@ int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
break;
if (--retry == 0)
break;
+ udelay(10);
} while ((stat & mask) != mask);

if (retry == 0) {
--
1.7.2.3