ARM: at91/dt: add NAND + DMA property for at91sam9rl

Add the "atmel,nand-has-dma" property to NAND node
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

arch/arm/boot/dts/at91sam9rl.dtsi

@@ -95,6 +95,7 @@ nand0: nand@40000000 {
 			      <0xffffe800 0x200>;
 			atmel,nand-addr-offset = <21>;
 			atmel,nand-cmd-offset = <22>;
+			atmel,nand-has-dma;
 			pinctrl-names = "default";
 			pinctrl-0 = <&pinctrl_nand>;
 			gpios = <&pioD 17 GPIO_ACTIVE_HIGH>,