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