From mboxrd@z Thu Jan 1 00:00:00 1970 From: Brian Norris Subject: Re: [PATCH] clocksource: arm_arch_timer: Don't assume clock runs in suspend Date: Tue, 18 Oct 2016 18:36:13 -0700 Message-ID: <20161019013612.GA107490@google.com> References: <20160916054917.16930-1-briannorris@chromium.org> <57DBA81F.2060404@arm.com> <20160919231441.GA60928@google.com> <57E0E97B.5000106@arm.com> <20160928012309.GA29518@localhost> <20160929170847.1227a312@arm.com> <20161004174903.GA3098@localhost> <20161019012441.GW8871@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <20161019012441.GW8871-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+glpar-linux-rockchip=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: Stephen Boyd Cc: Mark Rutland , Marc Zyngier , Daniel Lezcano , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org, linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Thomas Gleixner , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, wxt-TNX95d0MmH7DzftRWevZcw@public.gmane.org List-Id: linux-rockchip.vger.kernel.org On Tue, Oct 18, 2016 at 06:24:41PM -0700, Stephen Boyd wrote: > Just curious, do we enter this state during cpuidle as well? Or > is it only across suspend that the clock stops working? I believe we do not on either rk3288 or rk3399. We'd have to be powering off almost the entire system before we'd be able to gate the 24 MHz oscillator, AIUI. Brian