ARM: dts: change status property of dwmmc nodes for exynos5250

According to ePAPR, chapter 2.3.4, the status property has
defined that it should be set to "disabled" when "the device
is not presently operational, but it might become operational
in the future".

So this patch disable dwmmc node by "status = disabled" in SOC
dts file and enable dwmmc node by "status = okay" in board specific
dts file.
Signed-off-by: Yuvaraj Kumar C D <yuvaraj.cd@samsung.com>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/boot/dts/exynos5250-arndale.dts

@@ -385,6 +385,7 @@ i2c@121D0000 {
 	};
 
 	dwmmc_0: dwmmc0@12200000 {
+		status = "okay";
 		num-slots = <1>;
 		supports-highspeed;
 		broken-cd;
@@ -403,11 +404,8 @@ slot@0 {
 		};
 	};
 
-	dwmmc_1: dwmmc1@12210000 {
-		status = "disabled";
-	};
-
 	dwmmc_2: dwmmc2@12220000 {
+		status = "okay";
 		num-slots = <1>;
 		supports-highspeed;
 		fifo-depth = <0x80>;
@@ -426,10 +424,6 @@ slot@0 {
 		};
 	};
 
-	dwmmc_3: dwmmc3@12230000 {
-		status = "disabled";
-	};
-
 	i2s0: i2s@03830000 {
 		status = "okay";
 	};

arch/arm/boot/dts/exynos5250-smdk5250.dts

@@ -141,6 +141,7 @@ hdmiphy@38 {
 	};
 
 	dwmmc0@12200000 {
+		status = "okay";
 		num-slots = <1>;
 		supports-highspeed;
 		broken-cd;
@@ -158,11 +159,8 @@ slot@0 {
 		};
 	};
 
-	dwmmc1@12210000 {
-		status = "disabled";
-	};
-
 	dwmmc2@12220000 {
+		status = "okay";
 		num-slots = <1>;
 		supports-highspeed;
 		fifo-depth = <0x80>;
@@ -180,10 +178,6 @@ slot@0 {
 		};
 	};
 
-	dwmmc3@12230000 {
-		status = "disabled";
-	};
-
 	spi_0: spi@12d20000 {
 		status = "disabled";
 	};

arch/arm/boot/dts/exynos5250.dtsi

@@ -400,6 +400,7 @@ dwmmc_0: dwmmc0@12200000 {
 		reg = <0x12200000 0x1000>;
 		clocks = <&clock 280>, <&clock 139>;
 		clock-names = "biu", "ciu";
+		status = "disabled";
 	};
 
 	dwmmc_1: dwmmc1@12210000 {
@@ -410,6 +411,7 @@ dwmmc_1: dwmmc1@12210000 {
 		reg = <0x12210000 0x1000>;
 		clocks = <&clock 281>, <&clock 140>;
 		clock-names = "biu", "ciu";
+		status = "disabled";
 	};
 
 	dwmmc_2: dwmmc2@12220000 {
@@ -420,6 +422,7 @@ dwmmc_2: dwmmc2@12220000 {
 		reg = <0x12220000 0x1000>;
 		clocks = <&clock 282>, <&clock 141>;
 		clock-names = "biu", "ciu";
+		status = "disabled";
 	};
 
 	dwmmc_3: dwmmc3@12230000 {
@@ -430,6 +433,7 @@ dwmmc_3: dwmmc3@12230000 {
 		#size-cells = <0>;
 		clocks = <&clock 283>, <&clock 142>;
 		clock-names = "biu", "ciu";
+		status = "disabled";
 	};
 
 	i2s0: i2s@03830000 {