Updated from Linux LTS 3.10.21 to 3.10.22

arch/arm/mach-at91/at91sam9260.c

@@ -351,6 +351,8 @@ static void __init at91sam9260_initialize(void)
 	at91_extern_irq = (1 << AT91SAM9260_ID_IRQ0) | (1 << AT91SAM9260_ID_IRQ1)
 			| (1 << AT91SAM9260_ID_IRQ2);
 
+	at91_sysirq_mask_rtt(AT91SAM9260_BASE_RTT);
+
 	/* Register GPIO subsystem */
 	at91_gpio_init(at91sam9260_gpio, 3);
 }