diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index b46e3f6..fb303dc 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -1950,6 +1950,7 @@ static int mmc_startup_v4(struct mmc *mmc)
 		MMC_VERSION_4_1,
 		MMC_VERSION_4_2,
 		MMC_VERSION_4_3,
+		MMC_VERSION_4_4,
 		MMC_VERSION_4_41,
 		MMC_VERSION_4_5,
 		MMC_VERSION_5_0,
diff --git a/include/mmc.h b/include/mmc.h
index a46eaed..86f885b 100644
--- a/include/mmc.h
+++ b/include/mmc.h
@@ -54,6 +54,7 @@
 #define MMC_VERSION_4_1		MAKE_MMC_VERSION(4, 1, 0)
 #define MMC_VERSION_4_2		MAKE_MMC_VERSION(4, 2, 0)
 #define MMC_VERSION_4_3		MAKE_MMC_VERSION(4, 3, 0)
+#define MMC_VERSION_4_4		MAKE_MMC_VERSION(4, 4, 0)
 #define MMC_VERSION_4_41	MAKE_MMC_VERSION(4, 4, 1)
 #define MMC_VERSION_4_5		MAKE_MMC_VERSION(4, 5, 0)
 #define MMC_VERSION_5_0		MAKE_MMC_VERSION(5, 0, 0)