ARM: dts: AM33XX: Add GPMC node

Add GPMC data node to AM33XX device tree file.
Signed-off-by: Philip Avinash <avinashphilip@ti.com>
Acked-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Pekon Gupta <pekon@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/am33xx.dtsi

@@ -403,5 +403,17 @@ wkup_m3: wkup_m3@44d00000 {
 			       0x44d80000 0x2000>;	/* M3 DMEM */
 			ti,hwmods = "wkup_m3";
 		};
+
+		gpmc: gpmc@50000000 {
+			compatible = "ti,am3352-gpmc";
+			ti,hwmods = "gpmc";
+			reg = <0x50000000 0x2000>;
+			interrupts = <100>;
+			num-cs = <7>;
+			num-waitpins = <2>;
+			#address-cells = <2>;
+			#size-cells = <1>;
+			status = "disabled";
+		};
 	};
 };