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authorTony Lindgren <tony@atomide.com>2011-02-25 12:27:14 -0800
committerTony Lindgren <tony@atomide.com>2011-02-25 12:27:14 -0800
commit02fa9f0451ac639a687bfc145eefe58703ff220e (patch)
treefe984acc78f22f6eb8fb98efaba8b1ac2f3ad8d9 /drivers/rtc/rtc-at91sam9.c
parentcbc9438075ca9dee3f39a2e7310f81c304b40359 (diff)
parent51c404b2c514930e98e81e0b9294f19892a4f871 (diff)
downloadlinux-02fa9f0451ac639a687bfc145eefe58703ff220e.tar.gz
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Merge branch 'patches_for_2.6.38rc' of git://git.pwsan.com/linux-2.6 into devel-fixes
Diffstat (limited to 'drivers/rtc/rtc-at91sam9.c')
-rw-r--r--drivers/rtc/rtc-at91sam9.c20
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/rtc/rtc-at91sam9.c b/drivers/rtc/rtc-at91sam9.c
index f677e0710ca1..c36749e4c926 100644
--- a/drivers/rtc/rtc-at91sam9.c
+++ b/drivers/rtc/rtc-at91sam9.c
@@ -229,12 +229,6 @@ static int at91_rtc_ioctl(struct device *dev, unsigned int cmd,
dev_dbg(dev, "ioctl: cmd=%08x, arg=%08lx, mr %08x\n", cmd, arg, mr);
switch (cmd) {
- case RTC_AIE_OFF: /* alarm off */
- rtt_writel(rtc, MR, mr & ~AT91_RTT_ALMIEN);
- break;
- case RTC_AIE_ON: /* alarm on */
- rtt_writel(rtc, MR, mr | AT91_RTT_ALMIEN);
- break;
case RTC_UIE_OFF: /* update off */
rtt_writel(rtc, MR, mr & ~AT91_RTT_RTTINCIEN);
break;
@@ -249,6 +243,19 @@ static int at91_rtc_ioctl(struct device *dev, unsigned int cmd,
return ret;
}
+static int at91_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+ struct sam9_rtc *rtc = dev_get_drvdata(dev);
+ u32 mr = rtt_readl(rtc, MR);
+
+ dev_dbg(dev, "alarm_irq_enable: enabled=%08x, mr %08x\n", enabled, mr);
+ if (enabled)
+ rtt_writel(rtc, MR, mr | AT91_RTT_ALMIEN);
+ else
+ rtt_writel(rtc, MR, mr & ~AT91_RTT_ALMIEN);
+ return 0;
+}
+
/*
* Provide additional RTC information in /proc/driver/rtc
*/
@@ -302,6 +309,7 @@ static const struct rtc_class_ops at91_rtc_ops = {
.read_alarm = at91_rtc_readalarm,
.set_alarm = at91_rtc_setalarm,
.proc = at91_rtc_proc,
+ .alarm_irq_enabled = at91_rtc_alarm_irq_enable,
};
/*