xref: /openbmc/linux/arch/sh/include/asm/timex.h (revision 588b48ca)
1 /*
2  * linux/include/asm-sh/timex.h
3  *
4  * sh architecture timex specifications
5  */
6 #ifndef __ASM_SH_TIMEX_H
7 #define __ASM_SH_TIMEX_H
8 
9 /*
10  * Only parts using the legacy CPG code for their clock framework
11  * implementation need to define their own Pclk value. If provided, this
12  * can be used for accurately setting CLOCK_TICK_RATE, otherwise we
13  * simply fall back on the i8253 PIT value.
14  */
15 #ifdef CONFIG_SH_PCLK_FREQ
16 #define CLOCK_TICK_RATE		(CONFIG_SH_PCLK_FREQ / 4) /* Underlying HZ */
17 #else
18 #define CLOCK_TICK_RATE		1193180
19 #endif
20 
21 #include <asm-generic/timex.h>
22 
23 #endif /* __ASM_SH_TIMEX_H */
24