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Commit c145e5f4 authored by Alexandre Belloni's avatar Alexandre Belloni
Browse files

rtc: pic32: let the core handle range 



Let the core handle the RTC range instead of open coding it.

Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
parent 6515e23b

drivers/rtc/rtc-pic32.c

+3 −7
Original line number Diff line number Diff line
@@ -180,22 +180,16 @@ static int pic32_rtc_settime(struct device *dev, struct rtc_time *tm) 
{

	struct pic32_rtc_dev *pdata = dev_get_drvdata(dev);

	void __iomem *base = pdata->reg_base;

	int year = tm->tm_year - 100;



	dev_dbg(dev, "set time %ptR\n", tm);



	if (year < 0 || year >= 100) {

		dev_err(dev, "rtc only supports 100 years\n");

		return -EINVAL;

	}



	clk_enable(pdata->clk);

	writeb(bin2bcd(tm->tm_sec),  base + PIC32_RTCSEC);

	writeb(bin2bcd(tm->tm_min),  base + PIC32_RTCMIN);

	writeb(bin2bcd(tm->tm_hour), base + PIC32_RTCHOUR);

	writeb(bin2bcd(tm->tm_mday), base + PIC32_RTCDAY);

	writeb(bin2bcd(tm->tm_mon + 1), base + PIC32_RTCMON);

	writeb(bin2bcd(year), base + PIC32_RTCYEAR);

	writeb(bin2bcd(tm->tm_year - 100), base + PIC32_RTCYEAR);

	clk_disable(pdata->clk);



	return 0;
@@ -353,6 +347,8 @@ static int pic32_rtc_probe(struct platform_device *pdev) 
		return PTR_ERR(pdata->rtc);



	pdata->rtc->ops = &pic32_rtcops;

	pdata->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000;

	pdata->rtc->range_max = RTC_TIMESTAMP_END_2099;



	ret = rtc_register_device(pdata->rtc);

	if (ret)