ARM: dts: rmobile: Add initial SDHI nodes to R8A77990 E3

Add SDHI nodes to R8A77990 E3 SoC to allow SDHI operation.
Signed-off-by: NMarek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>

arch/arm/dts/r8a77990.dtsi

@@ -185,6 +185,30 @@
 			reg = <0 0xe6160000 0 0x0200>;
 		};
 
+		sdhi0: sd@ee100000 {
+			compatible = "renesas,sdhi-r8a77990";
+			reg = <0 0xee100000 0 0x2000>;
+			clocks = <&cpg CPG_MOD 314>;
+			max-frequency = <200000000>;
+			status = "disabled";
+		};
+
+		sdhi1: sd@ee120000 {
+			compatible = "renesas,sdhi-r8a77990";
+			reg = <0 0xee120000 0 0x2000>;
+			clocks = <&cpg CPG_MOD 313>;
+			max-frequency = <200000000>;
+			status = "disabled";
+		};
+
+		sdhi3: sd@ee160000 {
+			compatible = "renesas,sdhi-r8a77990";
+			reg = <0 0xee160000 0 0x2000>;
+			clocks = <&cpg CPG_MOD 311>;
+			max-frequency = <200000000>;
+			status = "disabled";
+		};
+
 		sysc: system-controller@e6180000 {
 			compatible = "renesas,r8a77990-sysc";
 			reg = <0 0xe6180000 0 0x0400>;