Index: firmware/target/arm/system-target.h
===================================================================
--- firmware/target/arm/system-target.h	(revision 20834)
+++ firmware/target/arm/system-target.h	(working copy)
@@ -31,13 +31,13 @@
 #if CONFIG_CPU == PP5002
 #define CPUFREQ_SLEEP      32768
 #define CPUFREQ_DEFAULT 24000000
-#define CPUFREQ_NORMAL  30000000
+#define CPUFREQ_NORMAL  24000000
 #define CPUFREQ_MAX     80000000
 
 #else /* PP5022, PP5024 */
 #define CPUFREQ_SLEEP      32768
 #define CPUFREQ_DEFAULT 24000000
-#define CPUFREQ_NORMAL  30000000
+#define CPUFREQ_NORMAL  24000000
 #define CPUFREQ_MAX     80000000
 #endif
 
Index: firmware/target/arm/system-pp502x.c
===================================================================
--- firmware/target/arm/system-pp502x.c	(revision 20834)
+++ firmware/target/arm/system-pp502x.c	(working copy)
@@ -290,7 +290,7 @@
         CLOCK_SOURCE  = 0x20007777; /* source #1, #2, #3, #4: PLL (#2 active) */
         scale_suspend_core(false);
         break;
-#if 0 /******** CPUFREQ_NORMAL = 24MHz without PLL ********/
+#if 1 /******** CPUFREQ_NORMAL = 24MHz without PLL ********/
       case CPUFREQ_NORMAL:
         cpu_frequency =  CPUFREQ_NORMAL;
         PLL_CONTROL  |=  0x08000000;