Messages in this thread |  | | From | Doug Anderson <> | Date | Tue, 4 Oct 2016 15:14:29 -0700 | Subject | Re: [PATCH v2 1/2] clocksource: arm_arch_timer: Don't assume clock runs in suspend |
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Hi,
On Tue, Oct 4, 2016 at 11:12 AM, Brian Norris <briannorris@chromium.org> wrote: > The ARM ARM specifies that the system counter "must be implemented in an > always-on power domain," and so we try to use the counter as a source of > timekeeping across suspend/resume. Unfortunately, some SoCs (e.g., > Rockchip's RK3399) do not keep the counter ticking properly when > switched from their high-power clock to the lower-power clock used in > system suspend. Support this quirk by adding a new device tree property. > > Signed-off-by: Brian Norris <briannorris@chromium.org> > --- > v2: > * add new device tree property, instead of re-using the "always-on" > property (which has different meaning) > > Documentation/devicetree/bindings/arm/arch_timer.txt | 5 +++++ > drivers/clocksource/arm_arch_timer.c | 9 ++++++++- > 2 files changed, 13 insertions(+), 1 deletion(-)
FWIW:
Reviewed-by: Douglas Anderson <dianders@chromium.org>
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