Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame^] | 1 | /* |
2 | * arch/arm/mach-ixp4xx/include/mach/timex.h | ||||
3 | * | ||||
4 | */ | ||||
5 | |||||
6 | #include <mach/hardware.h> | ||||
7 | |||||
8 | /* | ||||
9 | * We use IXP425 General purpose timer for our timer needs, it runs at | ||||
10 | * 66.66... MHz. We do a convulted calculation of CLOCK_TICK_RATE b/c the | ||||
11 | * timer register ignores the bottom 2 bits of the LATCH value. | ||||
12 | */ | ||||
13 | #define FREQ 66666666 | ||||
14 | #define CLOCK_TICK_RATE (((FREQ / HZ & ~IXP4XX_OST_RELOAD_MASK) + 1) * HZ) | ||||
15 |