From mboxrd@z Thu Jan 1 00:00:00 1970 From: al.kochet@gmail.com (Alexander Kochetkov) Date: Wed, 22 Mar 2017 18:48:34 +0300 Subject: [PATCH v7 7/7] ARM: dts: rockchip: disable arm-global-timer for rk3188 In-Reply-To: <1490197714-25415-1-git-send-email-al.kochet@gmail.com> References: <1490197714-25415-1-git-send-email-al.kochet@gmail.com> Message-ID: <1490197714-25415-8-git-send-email-al.kochet@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The clocksource and the sched_clock provided by the arm_global_timer are quite unstable because their rates depend on the cpu frequency. On the other side, the arm_global_timer has a higher rating than the rockchip_timer, it will be selected by default by the time framework while we want to use the stable rockchip clocksource. Let's disable the arm_global_timer in order to have the rockchip clocksource selected by default. Signed-off-by: Alexander Kochetkov Reviewed-by: Heiko Stuebner --- arch/arm/boot/dts/rk3188.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/rk3188.dtsi b/arch/arm/boot/dts/rk3188.dtsi index a20d501..c316468 100644 --- a/arch/arm/boot/dts/rk3188.dtsi +++ b/arch/arm/boot/dts/rk3188.dtsi @@ -548,6 +548,7 @@ &global_timer { interrupts = ; + status = "disabled"; }; &local_timer { -- 1.7.9.5