1 files changed, 9 insertions, 36 deletions

diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c
index 73377b0d65d..de0dd7b1f14 100644
--- a/drivers/rtc/rtc-omap.c
+++ b/drivers/rtc/rtc-omap.c
@@ -135,42 +135,17 @@ static irqreturn_t rtc_irq(int irq, void *rtc)
 	return IRQ_HANDLED;
 }
 
-#ifdef	CONFIG_RTC_INTF_DEV
-
-static int
-omap_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
+static int omap_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
 {
 	u8 reg;
 
-	switch (cmd) {
-	case RTC_AIE_OFF:
-	case RTC_AIE_ON:
-	case RTC_UIE_OFF:
-	case RTC_UIE_ON:
-		break;
-	default:
-		return -ENOIOCTLCMD;
-	}
-
 	local_irq_disable();
 	rtc_wait_not_busy();
 	reg = rtc_read(OMAP_RTC_INTERRUPTS_REG);
-	switch (cmd) {
-	/* AIE = Alarm Interrupt Enable */
-	case RTC_AIE_OFF:
-		reg &= ~OMAP_RTC_INTERRUPTS_IT_ALARM;
-		break;
-	case RTC_AIE_ON:
+	if (enabled)
 		reg |= OMAP_RTC_INTERRUPTS_IT_ALARM;
-		break;
-	/* UIE = Update Interrupt Enable (1/second) */
-	case RTC_UIE_OFF:
-		reg &= ~OMAP_RTC_INTERRUPTS_IT_TIMER;
-		break;
-	case RTC_UIE_ON:
-		reg |= OMAP_RTC_INTERRUPTS_IT_TIMER;
-		break;
-	}
+	else
+		reg &= ~OMAP_RTC_INTERRUPTS_IT_ALARM;
 	rtc_wait_not_busy();
 	rtc_write(reg, OMAP_RTC_INTERRUPTS_REG);
 	local_irq_enable();
@@ -178,10 +153,6 @@ omap_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
 	return 0;
 }
 
-#else
-#define	omap_rtc_ioctl	NULL
-#endif
-
 /* this hardware doesn't support "don't care" alarm fields */
 static int tm2bcd(struct rtc_time *tm)
 {
@@ -304,11 +275,11 @@ static int omap_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
 }
 
 static struct rtc_class_ops omap_rtc_ops = {
-	.ioctl		= omap_rtc_ioctl,
 	.read_time	= omap_rtc_read_time,
 	.set_time	= omap_rtc_set_time,
 	.read_alarm	= omap_rtc_read_alarm,
 	.set_alarm	= omap_rtc_set_alarm,
+	.alarm_irq_enable = omap_rtc_alarm_irq_enable,
 };
 
 static int omap_rtc_alarm;
@@ -429,13 +400,14 @@ fail1:
 fail0:
 	iounmap(rtc_base);
 fail:
-	release_resource(mem);
+	release_mem_region(mem->start, resource_size(mem));
 	return -EIO;
 }
 
 static int __exit omap_rtc_remove(struct platform_device *pdev)
 {
 	struct rtc_device	*rtc = platform_get_drvdata(pdev);
+	struct resource		*mem = dev_get_drvdata(&rtc->dev);
 
 	device_init_wakeup(&pdev->dev, 0);
 
@@ -447,8 +419,9 @@ static int __exit omap_rtc_remove(struct platform_device *pdev)
 	if (omap_rtc_timer != omap_rtc_alarm)
 		free_irq(omap_rtc_alarm, rtc);
 
-	release_resource(dev_get_drvdata(&rtc->dev));
 	rtc_device_unregister(rtc);
+	iounmap(rtc_base);
+	release_mem_region(mem->start, resource_size(mem));
 	return 0;
 }