[Patch v2] rtc: fix for the DA9052 rtc device registration

[Ashish Jangam]

This patch adds support for the virtual irq since now MFD only handles virtual irq
Without this patch rtc device will fail in registration

Signed-off-by: Ashish <ashish.jangam@xxxxxxxxxxxxxxx>
---
Changes since version v2:
- ported the patch for 3.9-rc3 kernel version
---
 drivers/rtc/rtc-da9052.c |    8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/rtc/rtc-da9052.c b/drivers/rtc/rtc-da9052.c
index 0dde688..969abba 100644
--- a/drivers/rtc/rtc-da9052.c
+++ b/drivers/rtc/rtc-da9052.c
@@ -239,11 +239,9 @@ static int da9052_rtc_probe(struct platform_device *pdev)
 
 	rtc->da9052 = dev_get_drvdata(pdev->dev.parent);
 	platform_set_drvdata(pdev, rtc);
-	rtc->irq = platform_get_irq_byname(pdev, "ALM");
-	ret = devm_request_threaded_irq(&pdev->dev, rtc->irq, NULL,
-				da9052_rtc_irq,
-				IRQF_TRIGGER_LOW | IRQF_ONESHOT,
-				"ALM", rtc);
+	rtc->irq =  DA9052_IRQ_ALARM;
+	ret = da9052_request_irq(rtc->da9052, rtc->irq, "ALM",
+				da9052_rtc_irq, rtc);
 	if (ret != 0) {
 		rtc_err(rtc->da9052, "irq registration failed: %d\n", ret);
 		return ret;
-- 
1.7.1


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