ramips: fix DIR-602D1 flash size

Fix DIR-620D1 flash size.

Signed-off-by: Serge Vasilugin <[email protected]>

SVN-Revision: 36558

target/linux/ramips/dts/DIR-620-D1.dts

@@ -48,7 +48,7 @@
 
 		partition@50000 {
 			label = "firmware";
-			reg = <0x50000 0x3b0000>;
+			reg = <0x50000 0x7b0000>;
 		};
 			};
 		};