diff options
Diffstat (limited to 'drivers/rtc/rtc-at32ap700x.c')
| -rw-r--r-- | drivers/rtc/rtc-at32ap700x.c | 27 |
1 files changed, 9 insertions, 18 deletions
diff --git a/drivers/rtc/rtc-at32ap700x.c b/drivers/rtc/rtc-at32ap700x.c index 619c8877f2f1..f47fbb5eee8b 100644 --- a/drivers/rtc/rtc-at32ap700x.c +++ b/drivers/rtc/rtc-at32ap700x.c @@ -202,7 +202,8 @@ static int __init at32_rtc_probe(struct platform_device *pdev) int irq; int ret; - rtc = kzalloc(sizeof(struct rtc_at32ap700x), GFP_KERNEL); + rtc = devm_kzalloc(&pdev->dev, sizeof(struct rtc_at32ap700x), + GFP_KERNEL); if (!rtc) { dev_dbg(&pdev->dev, "out of memory\n"); return -ENOMEM; @@ -223,7 +224,7 @@ static int __init at32_rtc_probe(struct platform_device *pdev) } rtc->irq = irq; - rtc->regs = ioremap(regs->start, resource_size(regs)); + rtc->regs = devm_ioremap(&pdev->dev, regs->start, resource_size(regs)); if (!rtc->regs) { ret = -ENOMEM; dev_dbg(&pdev->dev, "could not map I/O memory\n"); @@ -244,20 +245,21 @@ static int __init at32_rtc_probe(struct platform_device *pdev) | RTC_BIT(CTRL_EN)); } - ret = request_irq(irq, at32_rtc_interrupt, IRQF_SHARED, "rtc", rtc); + ret = devm_request_irq(&pdev->dev, irq, at32_rtc_interrupt, IRQF_SHARED, + "rtc", rtc); if (ret) { dev_dbg(&pdev->dev, "could not request irq %d\n", irq); - goto out_iounmap; + goto out; } platform_set_drvdata(pdev, rtc); - rtc->rtc = rtc_device_register(pdev->name, &pdev->dev, + rtc->rtc = devm_rtc_device_register(&pdev->dev, pdev->name, &at32_rtc_ops, THIS_MODULE); if (IS_ERR(rtc->rtc)) { dev_dbg(&pdev->dev, "could not register rtc device\n"); ret = PTR_ERR(rtc->rtc); - goto out_free_irq; + goto out; } device_init_wakeup(&pdev->dev, 1); @@ -267,26 +269,15 @@ static int __init at32_rtc_probe(struct platform_device *pdev) return 0; -out_free_irq: - platform_set_drvdata(pdev, NULL); - free_irq(irq, rtc); -out_iounmap: - iounmap(rtc->regs); out: - kfree(rtc); + platform_set_drvdata(pdev, NULL); return ret; } static int __exit at32_rtc_remove(struct platform_device *pdev) { - struct rtc_at32ap700x *rtc = platform_get_drvdata(pdev); - device_init_wakeup(&pdev->dev, 0); - free_irq(rtc->irq, rtc); - iounmap(rtc->regs); - rtc_device_unregister(rtc->rtc); - kfree(rtc); platform_set_drvdata(pdev, NULL); return 0; |