target/linux/layerscape/patches-5.4/301-arch-0001-arm-kernel-utilize-hrtimer-based-broadcast.patch

   1 From 0f87c1dd8f10958121e10219c89e8d710babd1ce Mon Sep 17 00:00:00 2001
   2 From: Alison Wang <b18965@freescale.com>
   3 Date: Fri, 17 Jul 2015 17:11:52 +0800
   4 Subject: [PATCH] arm: kernel: utilize hrtimer based broadcast
   5
   6 Hrtimer based broadcast is used on ARM platform. It can be
   7 registered as the tick broadcast device in the absence of
   8 a real external clock device.
   9
  10 Signed-off-by: Alison Wang <alison.wang@freescale.com>
  11 Acked-by: Mark Rutland <mark.rutland@arm.com>
  12 ---
  13  arch/arm/kernel/time.c | 3 +++
  14  1 file changed, 3 insertions(+)
  15
  16 --- a/arch/arm/kernel/time.c
  17 +++ b/arch/arm/kernel/time.c
  18 @@ -9,6 +9,7 @@
  19   *  reading the RTC at bootup, etc...
  20   */
  21  #include <linux/clk-provider.h>
  22 +#include <linux/clockchips.h>
  23  #include <linux/clocksource.h>
  24  #include <linux/errno.h>
  25  #include <linux/export.h>
  26 @@ -107,5 +108,7 @@ void __init time_init(void)
  27                 of_clk_init(NULL);
  28  #endif
  29                 timer_probe();
  30 +
  31 +               tick_setup_hrtimer_broadcast();
  32         }
  33  }