rtc: mc13xxx: set range

[linux-2.6-microblaze.git] / drivers / rtc / rtc-mc13xxx.c

diff --git a/drivers/rtc/rtc-mc13xxx.c b/drivers/rtc/rtc-mc13xxx.c
index 0fa3370..5c2862f 100644 (file)
--- a/drivers/rtc/rtc-mc13xxx.c
+++ b/drivers/rtc/rtc-mc13xxx.c
@@ -285,8 +285,15 @@ static int __init mc13xxx_rtc_probe(struct platform_device *pdev)
        priv->mc13xxx = mc13xxx;
        priv->valid = 1;
 
+       priv->rtc = devm_rtc_allocate_device(&pdev->dev);
+       if (IS_ERR(priv->rtc))
+               return PTR_ERR(priv->rtc);
        platform_set_drvdata(pdev, priv);
 
+       priv->rtc->ops = &mc13xxx_rtc_ops;
+       /* 15bit days + hours, minutes, seconds */
+       priv->rtc->range_max = (timeu64_t)(1 << 15) * SEC_PER_DAY - 1;
+
        mc13xxx_lock(mc13xxx);
 
        mc13xxx_irq_ack(mc13xxx, MC13XXX_IRQ_RTCRST);
@@ -303,8 +310,9 @@ static int __init mc13xxx_rtc_probe(struct platform_device *pdev)
 
        mc13xxx_unlock(mc13xxx);
 
-       priv->rtc = devm_rtc_device_register(&pdev->dev, pdev->name,
-                                            &mc13xxx_rtc_ops, THIS_MODULE);
+       ret = rtc_register_device(priv->rtc);
+       if (ret)
+               goto err_irq_request;
 
        return 0;