[PATCH] arm: kernel: utilize hrtimer based broadcast

Alison Wang
2015-07-17T09:11:52Z

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>
---
arch/arm/kernel/time.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c
index a66e37e..a9bc73c 100644
--- a/arch/arm/kernel/time.c
+++ b/arch/arm/kernel/time.c
@@ -12,6 +12,7 @@
* 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>
@@ -121,5 +122,7 @@ void __init time_init(void)
of_clk_init(NULL);
#endif
clocksource_of_init();
+
+ tick_setup_hrtimer_broadcast();
}
}
--
2.1.0.27.g96db324