diff --git a/board/BuR/tseries/mux.c b/board/BuR/tseries/mux.c
index 3c76e96..7a1a231 100644
--- a/board/BuR/tseries/mux.c
+++ b/board/BuR/tseries/mux.c
@@ -27,6 +27,11 @@ static struct module_pin_mux uart0_pin_mux[] = {
 };
 #ifdef CONFIG_MMC
 static struct module_pin_mux mmc1_pin_mux[] = {
+	{OFFSET(gpmc_ad7), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT7 */
+	{OFFSET(gpmc_ad6), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT6 */
+	{OFFSET(gpmc_ad5), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT5 */
+	{OFFSET(gpmc_ad4), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT4 */
+
 	{OFFSET(gpmc_ad3), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT3 */
 	{OFFSET(gpmc_ad2), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT2 */
 	{OFFSET(gpmc_ad1), (MODE(1) | RXACTIVE | PULLUP_EN)},	/* MMC1_DAT1 */