diff --git a/arch/arm/boot/dts/u9540.dts b/arch/arm/boot/dts/u9540.dts
index 2dade76321f3..95892ec6c342 100644
--- a/arch/arm/boot/dts/u9540.dts
+++ b/arch/arm/boot/dts/u9540.dts
@@ -33,10 +33,35 @@ uart@80007000 {
 			status = "okay";
 		};
 
+		// External Micro SD slot
+		sdi0_per1@80126000 {
+			arm,primecell-periphid = <0x10480180>;
+			max-frequency = <100000000>;
+			bus-width = <4>;
+			mmc-cap-sd-highspeed;
+			mmc-cap-mmc-highspeed;
+			vmmc-supply = <&ab8500_ldo_aux3_reg>;
+
+			cd-gpios  = <&gpio7 6 0x4>; // 230
+			cd-inverted;
+
+			status = "okay";
+		};
+
+
+		// WLAN SDIO channel
+		sdi1_per2@80118000 {
+			arm,primecell-periphid = <0x10480180>;
+			max-frequency = <50000000>;
+			bus-width = <4>;
+
+			status = "okay";
+		};
+
 		// On-board eMMC
 		sdi4_per2@80114000 {
 			arm,primecell-periphid = <0x10480180>;
-		        max-frequency = <50000000>;
+		        max-frequency = <100000000>;
 			bus-width = <8>;
 			mmc-cap-mmc-highspeed;
 			vmmc-supply = <&ab8500_ldo_aux2_reg>;