diff --git a/arch/arm/mach-at91/at91cap9_devices.c b/arch/arm/mach-at91/at91cap9_devices.c
index 10f15f3..7d782ee 100644
--- a/arch/arm/mach-at91/at91cap9_devices.c
+++ b/arch/arm/mach-at91/at91cap9_devices.c
@@ -540,10 +540,19 @@
  *  RTT
  * -------------------------------------------------------------------- */
 
+static struct resource rtt_resources[] = {
+	{
+		.start	= AT91_BASE_SYS + AT91_RTT,
+		.end	= AT91_BASE_SYS + AT91_RTT + SZ_16 - 1,
+		.flags	= IORESOURCE_MEM,
+	}
+};
+
 static struct platform_device at91cap9_rtt_device = {
 	.name		= "at91_rtt",
-	.id		= -1,
-	.num_resources	= 0,
+	.id		= 0,
+	.resource	= rtt_resources,
+	.num_resources	= ARRAY_SIZE(rtt_resources),
 };
 
 static void __init at91_add_device_rtt(void)