rtc-bfin: do not share RTC IRQ

The Blackfin RTC IRQ is an internal interrupt, so it makes no sense to
have it be shared.

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
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>

drivers/rtc/rtc-bfin.c

@@ -383,7 +383,7 @@ static int __devinit bfin_rtc_probe(struct platform_device *pdev)
 	}
 
 	/* Grab the IRQ and init the hardware */
-	ret = request_irq(IRQ_RTC, bfin_rtc_interrupt, IRQF_SHARED, pdev->name, dev);
+	ret = request_irq(IRQ_RTC, bfin_rtc_interrupt, 0, pdev->name, dev);
 	if (unlikely(ret))
 		goto err_reg;
 	/* sometimes the bootloader touched things, but the write complete was not