1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index b1544a786eb6..0ac4370cd980 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -698,6 +698,7 @@ static void esdhc_prepare_tuning(struct sdhci_host *host, u32 val)
         /* FIXME: delay a bit for card to be ready for next tuning due to errors */
         mdelay(1);
 
+        pm_runtime_get_sync(host->mmc->parent);
         reg = readl(host->ioaddr + ESDHC_MIX_CTRL);
         reg |= ESDHC_MIX_CTRL_EXE_TUNE | ESDHC_MIX_CTRL_SMPCLK_SEL |
                         ESDHC_MIX_CTRL_FBCLK_SEL;