diff --git a/cpu/arm920t/interrupts.c b/cpu/arm920t/interrupts.c
index 539eb5c..561083e 100644
--- a/cpu/arm920t/interrupts.c
+++ b/cpu/arm920t/interrupts.c
@@ -32,16 +32,12 @@
 #include <common.h>
 #include <asm/proc-armv/ptrace.h>
 
+#if defined (CONFIG_ARCH_INTEGRATOR)
 void do_irq (struct pt_regs *pt_regs)
 {
-#if defined (ARM920_IRQ_CALLBACK)
-	ARM920_IRQ_CALLBACK();
-#elif defined (CONFIG_ARCH_INTEGRATOR)
 	/* ASSUMED to be a timer interrupt  */
 	/* Just clear it - count handled in */
 	/* integratorap.c                   */
 	*(volatile ulong *)(CONFIG_SYS_TIMERBASE + 0x0C) = 0;
-#else
-#error do_irq() not defined for this cpu type
-#endif
 }
+#endif