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authorAlexandre Belloni <alexandre.belloni@bootlin.com>2018-05-17 22:47:06 +0200
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2018-05-17 22:54:21 +0200
commit30d7891ae903d1e2903033a3df453d7533011076 (patch)
tree330de9433a42e84fc93d53d3ebba16807501241e /drivers/rtc/rtc-vr41xx.c
parent9a99247c9c1d1c95c6e8153d013979aac6111c6e (diff)
rtc: vr41xx: add range
The vr41xx RTC is a 48-bit counter counting at 32.768 kHz, giving a maximum value of 2^(48-15)-1 seconds. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc/rtc-vr41xx.c')
-rw-r--r--drivers/rtc/rtc-vr41xx.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-vr41xx.c b/drivers/rtc/rtc-vr41xx.c
index 2f1212a25f7e..70f013e692b0 100644
--- a/drivers/rtc/rtc-vr41xx.c
+++ b/drivers/rtc/rtc-vr41xx.c
@@ -300,6 +300,8 @@ static int rtc_probe(struct platform_device *pdev)
rtc->ops = &vr41xx_rtc_ops;
+ /* 48-bit counter at 32.768 kHz */
+ rtc->range_max = (1ULL << 33) - 1;
rtc->max_user_freq = MAX_PERIODIC_RATE;
spin_lock_irq(&rtc_lock);