mmc: sdhci_am654: Print error message if the DLL fails to lock

Print an error message and return if DLL fails to lock.

Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/sdhci_am654.c b/drivers/mmc/host/sdhci_am654.c
index 3c32d9f..d0b2078 100644 (file)
--- a/drivers/mmc/host/sdhci_am654.c
+++ b/drivers/mmc/host/sdhci_am654.c
@@ -137,6 +137,11 @@ static void sdhci_am654_set_clock(struct sdhci_host *host, unsigned int clock)
                ret = regmap_read_poll_timeout(sdhci_am654->base, PHY_STAT1,
                                               val, val & DLLRDY_MASK, 1000,
                                               1000000);
+               if (ret) {
+                       dev_err(mmc_dev(host->mmc), "DLL failed to relock\n");
+                       return;
+               }
+
                sdhci_am654->dll_on = true;
        }
 }