#include <asm/io.h>
#include <asm/arch/imx-regs.h>
-static ulong timestamp;
-static ulong lastinc;
+DECLARE_GLOBAL_DATA_PTR;
+
+#define timestamp gd->tbl
+#define lastinc gd->lastinc
/*
* "time" is measured in 1 / CONFIG_SYS_HZ seconds,
return get_timer_masked () - base;
}
-void set_timer (ulong t)
-{
- timestamp = time_to_tick(t);
-}
-
/* delay x useconds AND preserve advance timstamp value */
void __udelay (unsigned long usec)
{
while (get_ticks() < tmp) /* loop till event */
/*NOP*/;
}
+
+/*
+ * This function is derived from PowerPC code (timebase clock frequency).
+ * On ARM it returns the number of timer ticks per second.
+ */
+ulong get_tbclk(void)
+{
+ ulong tbclk;
+
+ tbclk = CONFIG_MX25_CLK32;
+ return tbclk;
+}