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-rw-r--r--arch/m68k/include/asm/timex.h17
1 files changed, 15 insertions, 2 deletions
diff --git a/arch/m68k/include/asm/timex.h b/arch/m68k/include/asm/timex.h
index b87f2f278f67..6759dad954f6 100644
--- a/arch/m68k/include/asm/timex.h
+++ b/arch/m68k/include/asm/timex.h
@@ -3,10 +3,23 @@
*
* m68k architecture timex specifications
*/
-#ifndef _ASMm68k_TIMEX_H
-#define _ASMm68k_TIMEX_H
+#ifndef _ASMm68K_TIMEX_H
+#define _ASMm68K_TIMEX_H
+#ifdef CONFIG_COLDFIRE
+/*
+ * CLOCK_TICK_RATE should give the underlying frequency of the tick timer
+ * to make ntp work best. For Coldfires, that's the main clock.
+ */
+#include <asm/coldfire.h>
+#define CLOCK_TICK_RATE MCF_CLK
+#else
+/*
+ * This default CLOCK_TICK_RATE is probably wrong for many 68k boards
+ * Users of those boards will need to check and modify accordingly
+ */
#define CLOCK_TICK_RATE 1193180 /* Underlying HZ */
+#endif
typedef unsigned long cycles_t;