diff options
Diffstat (limited to 'arch/arm/cpu/arm926ejs/mx25/timer.c')
| -rw-r--r-- | arch/arm/cpu/arm926ejs/mx25/timer.c | 31 |
1 files changed, 12 insertions, 19 deletions
diff --git a/arch/arm/cpu/arm926ejs/mx25/timer.c b/arch/arm/cpu/arm926ejs/mx25/timer.c index 14f0c2d..5eb2747 100644 --- a/arch/arm/cpu/arm926ejs/mx25/timer.c +++ b/arch/arm/cpu/arm926ejs/mx25/timer.c @@ -121,20 +121,6 @@ int timer_init(void) return 0; } -void reset_timer_masked(void) -{ - struct gpt_regs *gpt = (struct gpt_regs *)IMX_GPT1_BASE; - /* reset time */ - /* capture current incrementer value time */ - lastinc = readl(&gpt->counter); - timestamp = 0; /* start "advancing" time stamp from 0 */ -} - -void reset_timer(void) -{ - reset_timer_masked(); -} - unsigned long long get_ticks (void) { struct gpt_regs *gpt = (struct gpt_regs *)IMX_GPT1_BASE; @@ -170,11 +156,6 @@ ulong get_timer (ulong base) 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) { @@ -187,3 +168,15 @@ 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; +} |