diff options
| author | Sonic Zhang <sonic.zhang@analog.com> | 2008-08-05 13:01:17 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-05 14:33:47 -0700 |
| commit | 5aeb776d0c2bb1dd3ef01f4805929e2bc2923e7b (patch) | |
| tree | b9e9578f9b9523cf9d2a6bc9135da9a286bf1e12 /drivers | |
| parent | dd279f6127c0f64dfb0055bc0adb97a284a08df3 (diff) | |
blackfin RTC driver: Fix bug Only RTC interrupt can wake up deeper sleep core
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Cc: David Brownell <david-b@pacbell.net>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/rtc/rtc-bfin.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-bfin.c b/drivers/rtc/rtc-bfin.c index 48ada599477..a568d29b074 100644 --- a/drivers/rtc/rtc-bfin.c +++ b/drivers/rtc/rtc-bfin.c @@ -430,6 +430,30 @@ static int __devexit bfin_rtc_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM +static int bfin_rtc_suspend(struct platform_device *pdev, pm_message_t state) +{ +#ifdef PM_WAKEUP_SIC_IWR + struct bfin_rtc *rtc = dev_get_drvdata(&pdev->dev); +#endif + bfin_rtc_reset(&pdev->dev); +#ifdef PM_WAKEUP_SIC_IWR + bfin_write_RTC_SWCNT(10); + bfin_rtc_int_set(rtc, RTC_ISTAT_STOPWATCH); +#endif + return 0; +} + +static int bfin_rtc_resume(struct platform_device *pdev) +{ +#ifdef PM_WAKEUP_SIC_IWR + struct bfin_rtc *rtc = dev_get_drvdata(&pdev->dev); + bfin_rtc_int_clear(rtc, RTC_ISTAT_STOPWATCH); +#endif + return 0; +} +#endif + static struct platform_driver bfin_rtc_driver = { .driver = { .name = "rtc-bfin", @@ -437,6 +461,10 @@ static struct platform_driver bfin_rtc_driver = { }, .probe = bfin_rtc_probe, .remove = __devexit_p(bfin_rtc_remove), +#ifdef CONFIG_PM + .suspend = bfin_rtc_suspend, + .resume = bfin_rtc_resume, +#endif }; static int __init bfin_rtc_init(void) |