riscv: dts: Add #address-cells and #size-cells in nor node

Those are required for cfi-flash driver to get correct address information.
Also modify size description correctly.
Signed-off-by: NRick Chen <rick@andestech.com>
Cc: KC Lin <kclin@andestech.com>
Cc: Alan Kao <alankao@andestech.com>

arch/riscv/dts/ae350_32.dts

@@ -296,8 +296,10 @@
 	};
 
 	nor@0,0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
 		compatible = "cfi-flash";
-		reg = <0x88000000 0x1000>;
+		reg = <0x88000000 0x4000000>;
 		bank-width = <2>;
 		device-width = <1>;
 	};

arch/riscv/dts/ae350_64.dts

@@ -296,8 +296,10 @@
 	};
 
 	nor@0,0 {
+		#address-cells = <2>;
+		#size-cells = <2>;
 		compatible = "cfi-flash";
-		reg = <0x0 0x88000000 0x0 0x1000>;
+		reg = <0x0 0x88000000 0x0 0x4000000>;
 		bank-width = <2>;
 		device-width = <1>;
 	};