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| author | Kevin Hilman <khilman@deeprootsystems.com> | 2009-10-07 01:30:23 +0400 |
|---|---|---|
| committer | Kevin Hilman <khilman@deeprootsystems.com> | 2009-11-12 01:42:28 +0300 |
| commit | d7814e4df6e9c54680a30de3f439c66a2a55ce94 (patch) | |
| tree | d516729e2ec5203adf9325ca77a4a00672adfd85 /arch/arm/mach-omap2/timer-gp.c | |
| parent | c40552bc82166adb21a1a7fcb1dc4e76352b1b79 (diff) | |
| download | linux-d7814e4df6e9c54680a30de3f439c66a2a55ce94.tar.xz | |
PM debug: allow configurable wakeup from suspend on OMAP GPtimer
Using debugfs, export a configurable wakeup timer to be used to
wakeup system from suspend.
If a non-zero value is written to
/debug/pm_debug/wakeup_timer_seconds, A timer wakeup event will wake
the system and resume after the configured number of seconds.
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
Diffstat (limited to 'arch/arm/mach-omap2/timer-gp.c')
| -rw-r--r-- | arch/arm/mach-omap2/timer-gp.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c index df2b7094de98..cd04deaa88c5 100644 --- a/arch/arm/mach-omap2/timer-gp.c +++ b/arch/arm/mach-omap2/timer-gp.c @@ -47,6 +47,7 @@ static struct omap_dm_timer *gptimer; static struct clock_event_device clockevent_gpt; static u8 __initdata gptimer_id = 1; static u8 __initdata inited; +struct omap_dm_timer *gptimer_wakeup; static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id) { @@ -134,6 +135,7 @@ static void __init omap2_gp_clockevent_init(void) gptimer = omap_dm_timer_request_specific(gptimer_id); BUG_ON(gptimer == NULL); + gptimer_wakeup = gptimer; #if defined(CONFIG_OMAP_32K_TIMER) src = OMAP_TIMER_SRC_32_KHZ; |