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blackfin RTC driver: Fix bug Only RTC interrupt can wake up deeper sleep core

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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>
This commit is contained in:
Sonic Zhang 2008-08-05 13:01:17 -07:00 committed by Linus Torvalds
parent dd279f6127
commit 5aeb776d0c
1 changed files with 28 additions and 0 deletions
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28
drivers/rtc/rtc-bfin.c
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@ -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)