ARM: at91/dt: ov2640: add hsync/vsync-active property

On at91sam9x5ek/at91sam9m10g45ek/sama5d3xek boards, we use the parallel
connection for ov2640. So we must set the hsync/vsync property (1 means
active high).
Otherwise, the connection would be seen as BT.656 or BT.1120.

Signed-off-by: Josh Wu <josh.wu@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
diff --git a/arch/arm/boot/dts/at91sam9m10g45ek.dts b/arch/arm/boot/dts/at91sam9m10g45ek.dts
index d1ae60a..9d16ef8 100644
--- a/arch/arm/boot/dts/at91sam9m10g45ek.dts
+++ b/arch/arm/boot/dts/at91sam9m10g45ek.dts
@@ -198,6 +198,8 @@
 					isi_0: endpoint {
 						remote-endpoint = <&ov2640_0>;
 						bus-width = <8>;
+						vsync-active = <1>;
+						hsync-active = <1>;
 					};
 				};
 			};
diff --git a/arch/arm/boot/dts/at91sam9x5ek.dtsi b/arch/arm/boot/dts/at91sam9x5ek.dtsi
index 36de329..52425a4 100644
--- a/arch/arm/boot/dts/at91sam9x5ek.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5ek.dtsi
@@ -66,6 +66,8 @@
 					isi_0: endpoint@0 {
 						remote-endpoint = <&ov2640_0>;
 						bus-width = <8>;
+						vsync-active = <1>;
+						hsync-active = <1>;
 					};
 				};
 			};
diff --git a/arch/arm/boot/dts/sama5d3xmb.dtsi b/arch/arm/boot/dts/sama5d3xmb.dtsi
index 83bee7a..8901042 100644
--- a/arch/arm/boot/dts/sama5d3xmb.dtsi
+++ b/arch/arm/boot/dts/sama5d3xmb.dtsi
@@ -87,6 +87,8 @@
 					isi_0: endpoint {
 						remote-endpoint = <&ov2640_0>;
 						bus-width = <8>;
+						vsync-active = <1>;
+						hsync-active = <1>;
 					};
 				};
 			};