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Commit 5aeb776d authored by Sonic Zhang's avatar Sonic Zhang Committed by Linus Torvalds
Browse files

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



Signed-off-by: default avatarSonic Zhang <sonic.zhang@analog.com>
Signed-off-by: default avatarBryan Wu <bryan.wu@analog.com>
Signed-off-by: default avatarBryan Wu <cooloney@kernel.org>
Cc: David Brownell <david-b@pacbell.net>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent dd279f61

drivers/rtc/rtc-bfin.c

+28 −0
Original line number Diff line number Diff line
@@ -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)