rtc: pcf8563: Clear event flags and disable interrupts before requesting irq

[mirror_ubuntu-bionic-kernel.git] / drivers / rtc / rtc-xgene.c

diff --git a/drivers/rtc/rtc-xgene.c b/drivers/rtc/rtc-xgene.c
index 0c34d3b81279e535bbe027e77bce04443bd5b05a..bbf7d93a6ca181f6dc43ec8849257a1997ed363b 100644 (file)
--- a/drivers/rtc/rtc-xgene.c
+++ b/drivers/rtc/rtc-xgene.c
@@ -168,6 +168,10 @@ static int xgene_rtc_probe(struct platform_device *pdev)
        if (IS_ERR(pdata->csr_base))
                return PTR_ERR(pdata->csr_base);
 
+       pdata->rtc = devm_rtc_allocate_device(&pdev->dev);
+       if (IS_ERR(pdata->rtc))
+               return PTR_ERR(pdata->rtc);
+
        irq = platform_get_irq(pdev, 0);
        if (irq < 0) {
                dev_err(&pdev->dev, "No IRQ resource\n");
@@ -198,15 +202,15 @@ static int xgene_rtc_probe(struct platform_device *pdev)
                return ret;
        }
 
-       pdata->rtc = devm_rtc_device_register(&pdev->dev, pdev->name,
-                                        &xgene_rtc_ops, THIS_MODULE);
-       if (IS_ERR(pdata->rtc)) {
-               clk_disable_unprepare(pdata->clk);
-               return PTR_ERR(pdata->rtc);
-       }
-
        /* HW does not support update faster than 1 seconds */
        pdata->rtc->uie_unsupported = 1;
+       pdata->rtc->ops = &xgene_rtc_ops;
+
+       ret = rtc_register_device(pdata->rtc);
+       if (ret) {
+               clk_disable_unprepare(pdata->clk);
+               return ret;
+       }
 
        return 0;
 }