diff options
Diffstat (limited to 'arch/sh/include/asm')
-rw-r--r-- | arch/sh/include/asm/timex.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/sh/include/asm/timex.h b/arch/sh/include/asm/timex.h index b556d49e5f2..18bf06d9c76 100644 --- a/arch/sh/include/asm/timex.h +++ b/arch/sh/include/asm/timex.h @@ -6,7 +6,17 @@ #ifndef __ASM_SH_TIMEX_H #define __ASM_SH_TIMEX_H +/* + * Only parts using the legacy CPG code for their clock framework + * implementation need to define their own Pclk value. If provided, this + * can be used for accurately setting CLOCK_TICK_RATE, otherwise we + * simply fall back on the i8253 PIT value. + */ +#ifdef CONFIG_SH_PCLK_FREQ #define CLOCK_TICK_RATE (CONFIG_SH_PCLK_FREQ / 4) /* Underlying HZ */ +#else +#define CLOCK_TICK_RATE 1193180 +#endif #include <asm-generic/timex.h> |