diff --git a/arch/arm/boot/dts/rk3228-sdk.dts b/arch/arm/boot/dts/rk3228-sdk.dts
index 3a9079dca086..492dd28566d5 100644
--- a/arch/arm/boot/dts/rk3228-sdk.dts
+++ b/arch/arm/boot/dts/rk3228-sdk.dts
@@ -11,3 +11,38 @@
 		status = "disabled";
 	};
 };
+
+&emmc {
+	clock-frequency = <50000000>;
+	clock-freq-min-max = <400000 50000000>;
+	supports-highspeed;
+	supports-emmc;
+	bootpart-no-access;
+	supports-DDR_MODE;
+	ignore-pm-notify;
+	keep-power-in-suspend;
+	status = "okay";
+};
+
+&sdmmc {
+	clock-frequency = <37500000>;
+	clock-freq-min-max = <400000 37500000>;
+	supports-highspeed;
+	supports-sd;
+	broken-cd;
+	card-detect-delay = <200>;
+	ignore-pm-notify;
+	keep-power-in-suspend;
+	status = "okay";
+};
+
+&sdio {
+	clock-frequency = <37500000>;
+	clock-freq-min-max = <200000 37500000>;
+	supports-highspeed;
+	supports-sdio;
+	ignore-pm-notify;
+	keep-power-in-suspend;
+	cap-sdio-irq;
+	status = "okay";
+};