rtc: ds1307 make it possible to share an irq

It's possible to have RTC irq shared with other device (e.g.
mpc8349e-mitx board shares ds1339 irq with phy one).  Handle this in
driver.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Signed-off-by: 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:
Dmitry Eremin-Solenikov 2009-12-15 16:46:14 -08:00 committed by Linus Torvalds
parent 2934d6a859
commit 43d15bcd4b

View File

@ -874,7 +874,7 @@ static int __devinit ds1307_probe(struct i2c_client *client,
}
if (want_irq) {
err = request_irq(client->irq, ds1307_irq, 0,
err = request_irq(client->irq, ds1307_irq, IRQF_SHARED,
ds1307->rtc->name, client);
if (err) {
dev_err(&client->dev,