diff --git a/include/configs/am57xx_evm.h b/include/configs/am57xx_evm.h
index bcbe3cd..d009900 100644
--- a/include/configs/am57xx_evm.h
+++ b/include/configs/am57xx_evm.h
@@ -65,6 +65,7 @@
 #define CONFIG_CMD_GPT
 #define CONFIG_EFI_PARTITION
 #define CONFIG_RANDOM_UUID
+#define CONFIG_HSMMC2_8BIT
 
 /* CPSW Ethernet */
 #define CONFIG_BOOTP_DNS		/* Configurable parts of CMD_DHCP */