From mboxrd@z Thu Jan 1 00:00:00 1970 From: b18965@freescale.com (Alison Wang) Date: Fri, 10 Jul 2015 17:39:05 +0800 Subject: [PATCH] arm: ls1021a: utilize hrtimer based broadcast mode Message-ID: <1436521145-21055-1-git-send-email-b18965@freescale.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hrtimer based broadcast mode is used instead of periodic tick broadcast to provide high resolution clock in SMP. Signed-off-by: Alison Wang --- arch/arm/mach-imx/mach-ls1021a.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm/mach-imx/mach-ls1021a.c b/arch/arm/mach-imx/mach-ls1021a.c index b89c858..1a1a115 100644 --- a/arch/arm/mach-imx/mach-ls1021a.c +++ b/arch/arm/mach-imx/mach-ls1021a.c @@ -8,9 +8,19 @@ */ #include +#include +#include +#include #include "common.h" +static void __init ls1021a_init_time(void) +{ + of_clk_init(NULL); + clocksource_of_init(); + tick_setup_hrtimer_broadcast(); +} + static const char * const ls1021a_dt_compat[] __initconst = { "fsl,ls1021a", NULL, @@ -18,5 +28,6 @@ static const char * const ls1021a_dt_compat[] __initconst = { DT_MACHINE_START(LS1021A, "Freescale LS1021A") .smp = smp_ops(ls1021a_smp_ops), + .init_time = ls1021a_init_time, .dt_compat = ls1021a_dt_compat, MACHINE_END -- 2.1.0.27.g96db324