ARM: rmobile: Add Renesas RPC HF/QSPI DT nodes

Add device tree nodes for the Renesas RPC HF/QSPI controller.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/arch/arm/dts/r8a77995.dtsi b/arch/arm/dts/r8a77995.dtsi
index d1a03cf..733b6af 100644
--- a/arch/arm/dts/r8a77995.dtsi
+++ b/arch/arm/dts/r8a77995.dtsi
@@ -400,5 +400,13 @@
 			#phy-cells = <0>;
 			status = "disabled";
 		};
+
+		rpc: rpc@0xee200000 {
+			compatible = "renesas,rpc-r8a77995", "renesas,rpc";
+			reg = <0 0xee200000 0 0x100>, <0 0x08000000 0 0>;
+			clocks = <&cpg CPG_MOD 917>;
+			bank-width = <2>;
+			status = "disabled";
+		};
 	};
 };