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-rw-r--r--drivers/rtc/rtc-spear.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-spear.c b/drivers/rtc/rtc-spear.c
index 4f068e9ec0f..64693747351 100644
--- a/drivers/rtc/rtc-spear.c
+++ b/drivers/rtc/rtc-spear.c
@@ -327,11 +327,39 @@ static int spear_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
return 0;
}
+
+static int spear_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct rtc_device *rtc = platform_get_drvdata(pdev);
+ struct spear_rtc_config *config = dev_get_drvdata(&rtc->dev);
+ int ret = 0;
+
+ spear_rtc_clear_interrupt(config);
+
+ switch (enabled) {
+ case 0:
+ /* alarm off */
+ spear_rtc_disable_interrupt(config);
+ break;
+ case 1:
+ /* alarm on */
+ spear_rtc_enable_interrupt(config);
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
static struct rtc_class_ops spear_rtc_ops = {
.read_time = spear_rtc_read_time,
.set_time = spear_rtc_set_time,
.read_alarm = spear_rtc_read_alarm,
.set_alarm = spear_rtc_set_alarm,
+ .alarm_irq_enable = spear_alarm_irq_enable,
};
static int __devinit spear_rtc_probe(struct platform_device *pdev)