diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
index df487ce..c450cb3 100644
--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -642,7 +642,7 @@
 static struct resource tcb0_resources[] = {
 	[0] = {
 		.start	= AT91SAM9260_BASE_TCB0,
-		.end	= AT91SAM9260_BASE_TCB0 + SZ_16K - 1,
+		.end	= AT91SAM9260_BASE_TCB0 + SZ_256 - 1,
 		.flags	= IORESOURCE_MEM,
 	},
 	[1] = {
@@ -672,7 +672,7 @@
 static struct resource tcb1_resources[] = {
 	[0] = {
 		.start	= AT91SAM9260_BASE_TCB1,
-		.end	= AT91SAM9260_BASE_TCB1 + SZ_16K - 1,
+		.end	= AT91SAM9260_BASE_TCB1 + SZ_256 - 1,
 		.flags	= IORESOURCE_MEM,
 	},
 	[1] = {