diff --git a/drivers/rtc/rtc-at91sam9.c b/drivers/rtc/rtc-at91sam9.c
index bbf10ec..56728a2 100644
--- a/drivers/rtc/rtc-at91sam9.c
+++ b/drivers/rtc/rtc-at91sam9.c
@@ -274,7 +274,7 @@
 	 * SR clears it, so we must only read it in this irq handler!
 	 */
 	mr = rtt_readl(rtc, MR) & (AT91_RTT_ALMIEN | AT91_RTT_RTTINCIEN);
-	sr = rtt_readl(rtc, SR) & mr;
+	sr = rtt_readl(rtc, SR) & (mr >> 16);
 	if (!sr)
 		return IRQ_NONE;
 
@@ -321,6 +321,10 @@
 	if (!rtc)
 		return -ENOMEM;
 
+	/* platform setup code should have handled this; sigh */
+	if (!device_can_wakeup(&pdev->dev))
+		device_init_wakeup(&pdev->dev, 1);
+
 	platform_set_drvdata(pdev, rtc);
 	rtc->rtt = (void __force __iomem *) (AT91_VA_BASE_SYS - AT91_BASE_SYS);
 	rtc->rtt += r->start;