ARM: dts: keystone-k2g-evm: Add unit address to memory node

Upstream Linux has the unit address being added to the various 66AK2Gx
boards dts. Therefore, update the dts to mimic this change.

Also remove memory node from the base K2G dtsi file.

Signed-off-by: Franklin S Cooper Jr <fcooper@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/arch/arm/dts/keystone-k2g-evm.dts b/arch/arm/dts/keystone-k2g-evm.dts
index 2c99df4..f6fce33 100644
--- a/arch/arm/dts/keystone-k2g-evm.dts
+++ b/arch/arm/dts/keystone-k2g-evm.dts
@@ -18,6 +18,11 @@
 	chosen {
 		stdout-path = &uart0;
 	};
+
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0x80000000 0x80000000>;
+	};
 };
 
 &mdio {
diff --git a/arch/arm/dts/keystone-k2g.dtsi b/arch/arm/dts/keystone-k2g.dtsi
index f05afb7..7b2fae6 100644
--- a/arch/arm/dts/keystone-k2g.dtsi
+++ b/arch/arm/dts/keystone-k2g.dtsi
@@ -30,11 +30,6 @@
 		i2c2 = &i2c2;
 	};
 
-	memory {
-		device_type = "memory";
-		reg = <0x80000000 0x80000000>;
-	};
-
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;