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-rw-r--r--arch/arm/include/asm/omap_mmc.h1
-rw-r--r--drivers/mmc/omap_hsmmc.c5
2 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/include/asm/omap_mmc.h b/arch/arm/include/asm/omap_mmc.h
index 507435a11f..6aca9e90cf 100644
--- a/arch/arm/include/asm/omap_mmc.h
+++ b/arch/arm/include/asm/omap_mmc.h
@@ -89,6 +89,7 @@ struct omap_hsmmc_plat {
#define WPP_ACTIVEHIGH (0x0 << 8)
#define RESERVED_MASK (0x3 << 9)
#define CTPL_MMC_SD (0x0 << 11)
+#define DDR (0x1 << 19)
#define DMA_MASTER (0x1 << 20)
#define BLEN_512BYTESLEN (0x200 << 0)
#define NBLK_STPCNT (0x0 << 16)
diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c
index c6b74a1263..2f4909e34b 100644
--- a/drivers/mmc/omap_hsmmc.c
+++ b/drivers/mmc/omap_hsmmc.c
@@ -271,6 +271,11 @@ static void omap_hsmmc_set_timing(struct mmc *mmc)
val &= ~AC12_UHSMC_MASK;
priv->mode = mmc->selected_mode;
+ if (mmc_is_mode_ddr(priv->mode))
+ writel(readl(&mmc_base->con) | DDR, &mmc_base->con);
+ else
+ writel(readl(&mmc_base->con) & ~DDR, &mmc_base->con);
+
switch (priv->mode) {
case MMC_HS_200:
case UHS_SDR104: