From mboxrd@z Thu Jan 1 00:00:00 1970 From: heiko@sntech.de (Heiko Stuebner) Date: Wed, 01 Feb 2017 10:48:53 +0100 Subject: [PATCH v6 5/5] ARM: dts: rockchip: disable arm-global-timer for rk3188 In-Reply-To: <1485866596-32254-6-git-send-email-al.kochet@gmail.com> References: <1485866596-32254-1-git-send-email-al.kochet@gmail.com> <1485866596-32254-6-git-send-email-al.kochet@gmail.com> Message-ID: <2265306.UfJ65TkXez@phil> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Am Dienstag, 31. Januar 2017, 15:43:16 CET schrieb Alexander Kochetkov: > 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 depending on who is picking that up, they can add my Reviewed-by: Heiko Stuebner if needed. Later on we might need to look at the rk3066 as well, as it might have the same issue.