Commit 58d3d5e7 authored Feb 26, 2018 by Justin Chen Committed by Alexandre Belloni Mar 17, 2018

rtc: brcmstb-waketimer: Set wktmr prescaler



The HW default is one tick per second, however instead of assuming this,
lets make sure the waketimer is actually one tick per second before
arming the alarm.

Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Justin Chen <justinpopo6@gmail.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

parent f18046c5

drivers/rtc/rtc-brcmstb-waketimer.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -60,6 +60,9 @@ static void brcmstb_waketmr_set_alarm(struct brcmstb_waketmr *timer,
		{
		brcmstb_waketmr_clear_alarm(timer);

		/* Make sure we are actually counting in seconds */
		writel_relaxed(timer->rate, timer->base + BRCMSTB_WKTMR_PRESCALER);

		writel_relaxed(secs + 1, timer->base + BRCMSTB_WKTMR_ALARM);
		}

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