From a7ab6bed284f1fe70d847e93276ff2979122f555 Mon Sep 17 00:00:00 2001 From: Alexandre Belloni Date: Tue, 30 Apr 2019 11:28:15 +0200 Subject: [PATCH] rtc: jz4740: set range RTC_SEC is a 32-bit seconds counter. Tested-by: Mathieu Malaterre Signed-off-by: Alexandre Belloni --- drivers/rtc/rtc-jz4740.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/rtc/rtc-jz4740.c b/drivers/rtc/rtc-jz4740.c index d0a891777f44..079469627bd7 100644 --- a/drivers/rtc/rtc-jz4740.c +++ b/drivers/rtc/rtc-jz4740.c @@ -348,10 +348,18 @@ static int jz4740_rtc_probe(struct platform_device *pdev) device_init_wakeup(&pdev->dev, 1); - rtc->rtc = devm_rtc_device_register(&pdev->dev, pdev->name, - &jz4740_rtc_ops, THIS_MODULE); + rtc->rtc = devm_rtc_allocate_device(&pdev->dev); if (IS_ERR(rtc->rtc)) { ret = PTR_ERR(rtc->rtc); + dev_err(&pdev->dev, "Failed to allocate rtc device: %d\n", ret); + return ret; + } + + rtc->rtc->ops = &jz4740_rtc_ops; + rtc->rtc->range_max = U32_MAX; + + ret = rtc_register_device(rtc->rtc); + if (ret) { dev_err(&pdev->dev, "Failed to register rtc device: %d\n", ret); return ret; }