Re: [PATCH v6 5/5] ARM: dts: rockchip: disable arm-global-timer for rk3188
From: Heiko Stuebner
Date: Wed Feb 01 2017 - 04:49:07 EST
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 <al.kochet@xxxxxxxxx>
depending on who is picking that up, they can add my
Reviewed-by: Heiko Stuebner <heiko@xxxxxxxxx>
if needed.
Later on we might need to look at the rk3066 as well, as it might have the
same issue.