Re: [PATCH v2 1/7] ARM: imx: add timer stop flag to ARM power off state

Shawn Guo
2018-02-02T06:16:56Z

On Wed, Jan 10, 2018 at 10:04:47PM +0100, Stefan Agner wrote:
> When the CPU is in ARM power off state the ARM architected
> timers are stopped. The flag is already present in the higher
> power WAIT mode.
>
> This allows to use the ARM generic timer on i.MX 6UL/6ULL SoC.
> Without the flag the kernel freezes when the timer enters the
> first time ARM power off mode.
>
> Note: The default timer on i.MX6SX is the i.MX GPT timer which is
> not disabled during CPU idle. However, the timer is not affected
> by the CPUIDLE_FLAG_TIMER_STOP flag. The flag only affects CPU
> local timers.
>
> Cc: Anson Huang <anson.huang@nxp.com>
> Signed-off-by: Stefan Agner <stefan@agner.ch>
> Reviewed-by: Lucas Stach <l.stach@pengutronix.de>

Applied all, thanks.