diff --git a/drivers/mmc/sunxi_mmc.c b/drivers/mmc/sunxi_mmc.c
index c170c16d5a..4bf8a9b92c 100644
--- a/drivers/mmc/sunxi_mmc.c
+++ b/drivers/mmc/sunxi_mmc.c
@@ -72,10 +72,12 @@ static int mmc_resource_init(int sdc_no)
 		priv->reg = (struct sunxi_mmc *)SUNXI_MMC1_BASE;
 		priv->mclkreg = &ccm->sd1_clk_cfg;
 		break;
+#ifdef SUNXI_MMC2_BASE
 	case 2:
 		priv->reg = (struct sunxi_mmc *)SUNXI_MMC2_BASE;
 		priv->mclkreg = &ccm->sd2_clk_cfg;
 		break;
+#endif
 #ifdef SUNXI_MMC3_BASE
 	case 3:
 		priv->reg = (struct sunxi_mmc *)SUNXI_MMC3_BASE;