Index: linux-2.6.21.7/arch/arm/mach-pxa/cpu-pxa.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-pxa/cpu-pxa.c
+++ linux-2.6.21.7/arch/arm/mach-pxa/cpu-pxa.c
@@ -42,7 +42,7 @@
 
 #define DEBUG  0
 
-#ifdef DEBUG
+#if defined (DEBUG) && DEBUG > 0
   static unsigned int freq_debug = DEBUG;
   MODULE_PARM(freq_debug, "i");
   MODULE_PARM_DESC(freq_debug, "Set the debug messages to on=1/off=0");