diff --git a/include/configs/rpi.h b/include/configs/rpi.h
index a97550b732..26fc9b9d95 100644
--- a/include/configs/rpi.h
+++ b/include/configs/rpi.h
@@ -69,6 +69,8 @@
 #define CONFIG_MISC_INIT_R
 #endif
 
+#define CONFIG_SYS_MMC_MAX_DEVICE	2
+
 /* Console configuration */
 #define CONFIG_SYS_CBSIZE		1024