Commit 986e36a5 authored by Marc Pignat's avatar Marc Pignat Committed by Linus Torvalds

rtc: DS1374 wakeup support

Wakeup support implementation.
Signed-off-by: default avatarMarc Pignat <marc.pignat@hevs.ch>
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 5d5b4d74
...@@ -429,12 +429,33 @@ static int __devexit ds1374_remove(struct i2c_client *client) ...@@ -429,12 +429,33 @@ static int __devexit ds1374_remove(struct i2c_client *client)
return 0; return 0;
} }
#ifdef CONFIG_PM
static int ds1374_suspend(struct i2c_client *client, pm_message_t state)
{
if (client->irq >= 0 && device_may_wakeup(&client->dev))
enable_irq_wake(client->irq);
return 0;
}
static int ds1374_resume(struct i2c_client *client)
{
if (client->irq >= 0 && device_may_wakeup(&client->dev))
disable_irq_wake(client->irq);
return 0;
}
#else
#define ds1374_suspend NULL
#define ds1374_resume NULL
#endif
static struct i2c_driver ds1374_driver = { static struct i2c_driver ds1374_driver = {
.driver = { .driver = {
.name = "rtc-ds1374", .name = "rtc-ds1374",
.owner = THIS_MODULE, .owner = THIS_MODULE,
}, },
.probe = ds1374_probe, .probe = ds1374_probe,
.suspend = ds1374_suspend,
.resume = ds1374_resume,
.remove = __devexit_p(ds1374_remove), .remove = __devexit_p(ds1374_remove),
.id_table = ds1374_id, .id_table = ds1374_id,
}; };
......
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