arm: spring: fix alias of mmc correctly

Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/arch/arm/dts/exynos5250-spring.dts b/arch/arm/dts/exynos5250-spring.dts
index b73b572..7633d36 100644
--- a/arch/arm/dts/exynos5250-spring.dts
+++ b/arch/arm/dts/exynos5250-spring.dts
@@ -31,7 +31,7 @@
 		spi2 = "/spi@12d40000";
 		spi3 = "/spi@131a0000";
 		spi4 = "/spi@131b0000";
-		mmc0 = "/mmc@12000000";
+		mmc0 = "/mmc@12200000";
 		serial0 = "/serial@12C30000";
 		console = "/serial@12C30000";
 		i2s = "/sound@3830000";