diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c
index 3841ab4146ba6cd30300eb6946a4fb75c32d431a..a6329a0a8ec4b3dc0522df2bc130e683cd171f5a 100644
--- a/arch/arm/mach-ixp4xx/common.c
+++ b/arch/arm/mach-ixp4xx/common.c
@@ -236,6 +236,12 @@ void __init ixp4xx_init_irq(void)
 {
 	int i = 0;
 
+	/*
+	 * ixp4xx does not implement the XScale PWRMODE register
+	 * so it must not call cpu_do_idle().
+	 */
+	disable_hlt();
+
 	/* Route all sources to IRQ instead of FIQ */
 	*IXP4XX_ICLR = 0x0;
 
diff --git a/arch/arm/mach-ixp4xx/include/mach/system.h b/arch/arm/mach-ixp4xx/include/mach/system.h
index 140a9bef4466f2f44e5831aa70751959a3954a24..768ac09d0fd27e6b9e4ac4b912410d37a2926db1 100644
--- a/arch/arm/mach-ixp4xx/include/mach/system.h
+++ b/arch/arm/mach-ixp4xx/include/mach/system.h
@@ -10,10 +10,5 @@
  */
 static inline void arch_idle(void)
 {
-	/* ixp4xx does not implement the XScale PWRMODE register,
-	 * so it must not call cpu_do_idle() here.
-	 */
-#if 0
 	cpu_do_idle();
-#endif
 }