/* * arch/arm/mach-ixp4xx/include/mach/timex.h * */ #include <mach/hardware.h> /* * We use IXP425 General purpose timer for our timer needs, it runs at * 66.66... MHz. We do a convulted calculation of CLOCK_TICK_RATE b/c the * timer register ignores the bottom 2 bits of the LATCH value. */ #define IXP4XX_TIMER_FREQ 66666000 #define CLOCK_TICK_RATE \ (((IXP4XX_TIMER_FREQ / HZ & ~IXP4XX_OST_RELOAD_MASK) + 1) * HZ)