Re: [PATCH] ARM: dts: exynos: Add proper regulator states for suspend-to-mem for odroid-u3

From: Marek Szyprowski
Date: Thu Dec 06 2018 - 03:25:46 EST


Hi All,

On 2018-12-05 17:11, Anand Moon wrote:
> Hi Krzysztof,
>
> Thanks for your review.
> .
> On Wed, 5 Dec 2018 at 19:36, Krzysztof Kozlowski <krzk@xxxxxxxxxx> wrote:
>> On Tue, 4 Dec 2018 at 20:40, Anand Moon <linux.amoon@xxxxxxxxx> wrote:
>>> Add suspend-to-mem node to regulator core to be enabled or disabled
>>> during system suspend and also support changing the regulator operating
>>> mode during runtime and when the system enter sleep mode.
>>>
>>> Signed-off-by: Anand Moon <linux.amoon@xxxxxxxxx>
>>> ---
>>> Tested on Odroid U3+


>>> ...


> Well I have tested this patch as following
> with only one issue, before enable suspend number of On-line cpu is 4
> after resume number of On-line cpu is 1.

This seems to be a regression in v4.20-rc1, not related to dts changes
at all. I'm investigating this now...

> ...

Best regards
--
Marek Szyprowski, PhD
Samsung R&D Institute Poland