[RFC PATCH 03/13] mmc: sunxi: conditionally include MMC2 initialization code

[Icenowy Zheng]

Allwinner R329 has no MMC2.

Only include the code of MMC2 if the base address of it is defined.

Signed-off-by: Icenowy Zheng <icenowy at sipeed.com>
---
 drivers/mmc/sunxi_mmc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mmc/sunxi_mmc.c b/drivers/mmc/sunxi_mmc.c
index 178b8cf106..6b809c001f 100644
--- a/drivers/mmc/sunxi_mmc.c
+++ b/drivers/mmc/sunxi_mmc.c
@@ -73,10 +73,12 @@ 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;
-- 
2.30.2