ARM: at91: at91sam9g25ek/dts: enable ISI and ov2640

Enable ISI and ov2640 for at91sam9g25ek board.
Meantime, we need to disable the mmc1 and spi0 as they have pin conflict
with ISI.
Signed-off-by: Josh Wu <josh.wu@atmel.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

arch/arm/boot/dts/at91sam9g25ek.dts

@@ -16,10 +16,28 @@ / {
 
 	ahb {
 		apb {
+			spi0: spi@f0000000 {
+				status = "disabled";
+			};
+
+			mmc1: mmc@f000c000 {
+				status = "disabled";
+			};
+
+			i2c0: i2c@f8010000 {
+				ov2640: camera@0x30 {
+					status = "okay";
+				};
+			};
+
 			macb0: ethernet@f802c000 {
 				phy-mode = "rmii";
 				status = "okay";
 			};
+
+			isi: isi@f8048000 {
+				status = "okay";
+			};
 		};
 	};
 };