ARM: dts: at91: foxg20: use TCB0 as timers

Use tcb0 for timers as selected in at91_dt_defconfig.

Cc: Sergio Tanzilli <tanzilli@acmesystems.it>
Cc: Douglas Gilbert <dgilbert@interlog.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

arch/arm/boot/dts/at91-foxg20.dts

@@ -34,6 +34,18 @@
 
 	ahb {
 		apb {
+			tcb0: timer@fffa0000 {
+				timer@0 {
+					compatible = "atmel,tcb-timer";
+					reg = <0>, <1>;
+				};
+
+				timer@2 {
+					compatible = "atmel,tcb-timer";
+					reg = <2>;
+				};
+			};
+
 			usb1: gadget@fffa4000 {
 				atmel,vbus-gpio = <&pioC 6 GPIO_ACTIVE_HIGH>;
 				status = "okay";