diff --git a/arch/arm/boot/dts/r8a77470.dtsi b/arch/arm/boot/dts/r8a77470.dtsi
index 9611a936e1b8..ab2e0223f8a1 100644
--- a/arch/arm/boot/dts/r8a77470.dtsi
+++ b/arch/arm/boot/dts/r8a77470.dtsi
@@ -490,6 +490,21 @@
 			status = "disabled";
 		};
 
+		sdhi0: sd@ee100000 {
+			compatible = "renesas,sdhi-r8a77470",
+				     "renesas,rcar-gen2-sdhi";
+			reg = <0 0xee100000 0 0x328>;
+			interrupts = <GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 314>;
+			dmas = <&dmac0 0xcd>, <&dmac0 0xce>,
+			       <&dmac1 0xcd>, <&dmac1 0xce>;
+			dma-names = "tx", "rx", "tx", "rx";
+			max-frequency = <156000000>;
+			power-domains = <&sysc R8A77470_PD_ALWAYS_ON>;
+			resets = <&cpg 314>;
+			status = "disabled";
+		};
+
 		sdhi2: sd@ee160000 {
 			compatible = "renesas,sdhi-r8a77470",
 				     "renesas,rcar-gen2-sdhi";
@@ -499,7 +514,7 @@
 			dmas = <&dmac0 0xd3>, <&dmac0 0xd4>,
 			       <&dmac1 0xd3>, <&dmac1 0xd4>;
 			dma-names = "tx", "rx", "tx", "rx";
-			max-frequency = <97500000>;
+			max-frequency = <78000000>;
 			power-domains = <&sysc R8A77470_PD_ALWAYS_ON>;
 			resets = <&cpg 312>;
 			status = "disabled";