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authorAlexandre Belloni <alexandre.belloni@bootlin.com>2019-03-04 11:19:02 +0100
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2019-03-04 20:21:19 +0100
commitc145e5f4a4b76971d42098775a2443bdd4884de4 (patch)
treee3f4ed2d0b9a40155f1a977813fdada0c2088599 /drivers/rtc/rtc-pic32.c
parent6515e23b9fdeb9a69caee79f6a71dd6d82125f66 (diff)
rtc: pic32: let the core handle range
Let the core handle the RTC range instead of open coding it. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc/rtc-pic32.c')
-rw-r--r--drivers/rtc/rtc-pic32.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/rtc/rtc-pic32.c b/drivers/rtc/rtc-pic32.c
index 43bd701daef2..7824acc18b6e 100644
--- a/drivers/rtc/rtc-pic32.c
+++ b/drivers/rtc/rtc-pic32.c
@@ -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)