diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
index c83c7a7..340d391 100644
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
@@ -93,6 +93,7 @@
 #define MMC_TYPE_MMC		0		/* MMC card */
 #define MMC_TYPE_SD		1		/* SD card */
 #define MMC_TYPE_SDIO		2		/* SDIO card */
+#define MMC_TYPE_SD_COMBO	3		/* SD combo (IO+mem) card */
 	unsigned int		state;		/* (our) card state */
 #define MMC_STATE_PRESENT	(1<<0)		/* present in sysfs */
 #define MMC_STATE_READONLY	(1<<1)		/* card is read-only */