rtc: at91sam9: convert to devm_rtc_allocate_device

This allows further improvement of the driver.

Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Alexandre Belloni 2019-03-20 13:40:38 +01:00
parent 1a76a77c88
commit 6c7293e729

View File

@ -418,13 +418,14 @@ static int at91_rtc_probe(struct platform_device *pdev)
mr &= ~(AT91_RTT_ALMIEN | AT91_RTT_RTTINCIEN);
rtt_writel(rtc, MR, mr);
rtc->rtcdev = devm_rtc_device_register(&pdev->dev, pdev->name,
&at91_rtc_ops, THIS_MODULE);
rtc->rtcdev = devm_rtc_allocate_device(&pdev->dev);
if (IS_ERR(rtc->rtcdev)) {
ret = PTR_ERR(rtc->rtcdev);
goto err_clk;
}
rtc->rtcdev->ops = &at91_rtc_ops;
/* register irq handler after we know what name we'll use */
ret = devm_request_irq(&pdev->dev, rtc->irq, at91_rtc_interrupt,
IRQF_SHARED | IRQF_COND_SUSPEND,
@ -444,7 +445,7 @@ static int at91_rtc_probe(struct platform_device *pdev)
dev_warn(&pdev->dev, "%s: SET TIME!\n",
dev_name(&rtc->rtcdev->dev));
return 0;
return rtc_register_device(rtc->rtcdev);
err_clk:
clk_disable_unprepare(rtc->sclk);