linux-kernel - Re: [PATCH v10 0/4] This suspend patch is only support cut off the power of cpu and some external

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Message-ID: <7hmw763kql.fsf@deeprootsystems.com>
Date:	Mon, 01 Dec 2014 17:26:26 -0800
From:	Kevin Hilman <khilman@...nel.org>
To:	Doug Anderson <dianders@...omium.org>
Cc:	Chris Zhong <zyw@...k-chips.com>,
	Heiko Stübner <heiko@...ech.de>,
	Mike Turquette <mturquette@...aro.org>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Russell King <linux@....linux.org.uk>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Linus Walleij <linus.walleij@...aro.org>,
	"open list\:ARM\/Rockchip SoC..." 
	<linux-rockchip@...ts.infradead.org>,
	"devicetree\@vger.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel\@vger.kernel.org" <linux-kernel@...r.kernel.org>,
	Kumar Gala <galak@...eaurora.org>,
	Tony Xie <xxx@...k-chips.com>,
	"linux-arm-kernel\@lists.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v10 0/4] This suspend patch is only support cut off the power of cpu and some external

Doug Anderson <dianders@...omium.org> writes:

> Hi,
>
> On Mon, Dec 1, 2014 at 2:08 PM, Doug Anderson <dianders@...omium.org> wrote:
>> Hi,
>>
>> On Mon, Dec 1, 2014 at 11:51 AM, Kevin Hilman <khilman@...nel.org> wrote:
>>> Chris Zhong <zyw@...k-chips.com> writes:
>>>
>>>> devices, since we still lack power_domain driver, so the other power rail
>>>> of rk3288 need keep power on.
>>>> I have tested it on rk3288-evb board, atop next-20141112. goto suspend by type
>>>> "echo mem > /sys/power/state", vdd_cpu is about 0mv by measuring, so it can be
>>>> determined in sleep mode, then press power button to wakeup it.
>>>
>>> I tested this on top of today's linux-next (next-20141201) and it
>>> suspends, but doesn't wake up from any of the button presses.  What
>>> wakeup sources are configured for the rk3288-evb-rk808?
>>
>> Just to close the loop (I talked with Kevin over IM about this, too):
>>
>> I have a huge description of how I tested this as part of my patch at
>> <https://patchwork.kernel.org/patch/5414941/>.  Chris:  I think Kevin
>> has asked you several times to include information like this in your
>> cover letter.  Please, please, please can you try to remember to do
>> this?
>
> Talked to Chris offline.  He said that in his tests the other patches
> weren't needed, so he didn't list any other patches.  Things just
> worked for him.  ...so I guess he did post the instructions that
> worked for him.  Sorry for the complaint.  Possibly things are
> different on "next-20141112" and that's where Chris said he tested.

This series doesn't apply cleanly to next-20141112.  Manually applying
(with fuzz), it boots but I have the same results: it suspends, but none
of the buttons wake it up.

Kevin
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