diff options
Diffstat (limited to 'arch/arm/mach-omap2/pm-debug.c')
| -rw-r--r-- | arch/arm/mach-omap2/pm-debug.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c index 056ff17f7c38..655f9dfd6ef4 100644 --- a/arch/arm/mach-omap2/pm-debug.c +++ b/arch/arm/mach-omap2/pm-debug.c @@ -31,6 +31,7 @@ #include <plat/board.h> #include <plat/powerdomain.h> #include <plat/clockdomain.h> +#include <plat/dmtimer.h> #include "prm.h" #include "cm.h" @@ -353,6 +354,23 @@ void pm_dbg_update_time(struct powerdomain *pwrdm, int prev) pwrdm->timer = t; } +void omap2_pm_wakeup_on_timer(u32 seconds, u32 milliseconds) +{ + u32 tick_rate, cycles; + + if (!seconds && !milliseconds) + return; + + tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gptimer_wakeup)); + cycles = tick_rate * seconds + tick_rate * milliseconds / 1000; + omap_dm_timer_stop(gptimer_wakeup); + omap_dm_timer_set_load_start(gptimer_wakeup, 0, 0xffffffff - cycles); + + pr_info("PM: Resume timer in %u.%03u secs" + " (%d ticks at %d ticks/sec.)\n", + seconds, milliseconds, cycles, tick_rate); +} + static int clkdm_dbg_show_counter(struct clockdomain *clkdm, void *user) { struct seq_file *s = (struct seq_file *)user; |