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From 0f87c1dd8f10958121e10219c89e8d710babd1ce Mon Sep 17 00:00:00 2001
From: Alison Wang <b18965@freescale.com>
Date: Fri, 17 Jul 2015 17:11:52 +0800
Subject: [PATCH] arm: kernel: utilize hrtimer based broadcast
Hrtimer based broadcast is used on ARM platform. It can be
registered as the tick broadcast device in the absence of
a real external clock device.
Signed-off-by: Alison Wang <alison.wang@freescale.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
---
arch/arm/kernel/time.c | 3 +++
1 file changed, 3 insertions(+)
--- a/arch/arm/kernel/time.c
+++ b/arch/arm/kernel/time.c
@@ -9,6 +9,7 @@
* reading the RTC at bootup, etc...
*/
#include <linux/clk-provider.h>
+#include <linux/clockchips.h>
#include <linux/clocksource.h>
#include <linux/errno.h>
#include <linux/export.h>
@@ -107,5 +108,7 @@ void __init time_init(void)
of_clk_init(NULL);
#endif
timer_probe();
+
+ tick_setup_hrtimer_broadcast();
}
}
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