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authorDavid Brownell <david-b@pacbell.net>2008-03-20 03:01:09 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2008-03-20 04:53:37 +0300
commit9fedc9f1b18f6b931c3b695d7280f17fc308309b (patch)
tree17c5ed06d8ac23e5bf14111d8d28aa662a83879c /drivers/rtc/rtc-at91sam9.c
parent3150e63df41450a795bbd0bd98a8e70da74e0285 (diff)
downloadlinux-9fedc9f1b18f6b931c3b695d7280f17fc308309b.tar.xz
rtc-at91sam9 fixes
Updates to the at91sam9 rtt-as-rtc driver: - Bugfix: IRQ enable bits need shifting before masking with status - Platform code to initialize wakeup bits didn't get merged; cope Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Cc: Justin Waters <justin.waters@timesys.com> Cc: Alessandro Zummo <a.zummo@towertech.it> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc/rtc-at91sam9.c')
-rw-r--r--drivers/rtc/rtc-at91sam9.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-at91sam9.c b/drivers/rtc/rtc-at91sam9.c
index bbf10ecf416c..56728a2a3385 100644
--- a/drivers/rtc/rtc-at91sam9.c
+++ b/drivers/rtc/rtc-at91sam9.c
@@ -274,7 +274,7 @@ static irqreturn_t at91_rtc_interrupt(int irq, void *_rtc)
* 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 @@ static int __init at91_rtc_probe(struct platform_device *pdev)
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;