| 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(); |
| } |
| } |