davinci_rtc->pbase = res->start;
davinci_rtc->base_size = resource_size(res);
- mem = request_mem_region(davinci_rtc->pbase, davinci_rtc->base_size,
- pdev->name);
+ mem = devm_request_mem_region(dev, davinci_rtc->pbase,
+ davinci_rtc->base_size, pdev->name);
if (!mem) {
dev_err(dev, "RTC registers at %08x are not free\n",
davinci_rtc->pbase);
return -EBUSY;
}
- davinci_rtc->base = ioremap(davinci_rtc->pbase, davinci_rtc->base_size);
+ davinci_rtc->base = devm_ioremap(dev, davinci_rtc->pbase,
+ davinci_rtc->base_size);
if (!davinci_rtc->base) {
dev_err(dev, "unable to ioremap MEM resource\n");
- ret = -ENOMEM;
- goto fail2;
+ return -ENOMEM;
}
platform_set_drvdata(pdev, davinci_rtc);
ret = PTR_ERR(davinci_rtc->rtc);
dev_err(dev, "unable to register RTC device, err %d\n",
ret);
- goto fail3;
+ goto fail1;
}
rtcif_write(davinci_rtc, PRTCIF_INTFLG_RTCSS, PRTCIF_INTFLG);
rtcss_write(davinci_rtc, 0, PRTCSS_RTC_CTRL);
rtcss_write(davinci_rtc, 0, PRTCSS_RTC_CCTRL);
- ret = request_irq(davinci_rtc->irq, davinci_rtc_interrupt,
+ ret = devm_request_irq(dev, davinci_rtc->irq, davinci_rtc_interrupt,
0, "davinci_rtc", davinci_rtc);
if (ret < 0) {
dev_err(dev, "unable to register davinci RTC interrupt\n");
- goto fail4;
+ goto fail2;
}
/* Enable interrupts */
return 0;
-fail4:
+fail2:
rtc_device_unregister(davinci_rtc->rtc);
-fail3:
+fail1:
platform_set_drvdata(pdev, NULL);
- iounmap(davinci_rtc->base);
-fail2:
- release_mem_region(davinci_rtc->pbase, davinci_rtc->base_size);
return ret;
}
rtcif_write(davinci_rtc, 0, PRTCIF_INTEN);
- free_irq(davinci_rtc->irq, davinci_rtc);
-
rtc_device_unregister(davinci_rtc->rtc);
- iounmap(davinci_rtc->base);
- release_mem_region(davinci_rtc->pbase, davinci_rtc->base_size);
-
platform_set_drvdata(pdev, NULL);
return 0;