From: Peter Chen <hzpeterchen@gmail.com>
To: Joshua Clayton <stillcompiling@gmail.com>
Cc: "Mark Rutland" <mark.rutland@arm.com>,
"Peter Chen" <peter.chen@nxp.com>,
"Ulf Hansson" <ulf.hansson@linaro.org>,
stephen.boyd@linaro.org,
"Krzysztof Kozłowski" <k.kozlowski@samsung.com>,
linux-kernel <linux-kernel@vger.kernel.org>,
"Fabio Estevam" <festevam@gmail.com>,
"Pawel Moll" <pawel.moll@arm.com>,
"Dmitry Eremin-Solenikov" <dbaryshkov@gmail.com>,
"Alan Stern" <stern@rowland.harvard.edu>,
"David Woodhouse" <dwmw2@infradead.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"Maciej S. Szmigiero" <mail@maciej.szmigiero.name>,
"Arnd Bergmann" <arnd@arndb.de>,
"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
"Sascha Hauer" <s.hauer@pengutronix.de>,
"Troy Kisky" <troy.kisky@boundarydevices.com>,
"robh+dt@kernel.org" <robh+dt@kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"Oscar Curero" <oscar@naiandei.net>
Subject: Re: [PATCH v3 0/6] power: add power sequence library
Date: Tue, 2 Aug 2016 09:08:13 +0800 [thread overview]
Message-ID: <20160802010812.GA26831@shlinux2> (raw)
In-Reply-To: <579F62CE.1050900@gmail.com>
On Mon, Aug 01, 2016 at 07:55:10AM -0700, Joshua Clayton wrote:
>
>
> On 07/28/2016 09:41 AM, Fabio Estevam wrote:
> > Hi Joshua,
> >
> > On Thu, Jul 28, 2016 at 12:56 PM, Joshua Clayton
> > <stillcompiling@gmail.com> wrote:
> >
> >> I assume there is a v4 coming due to rmk's comments on patch 5.
> >> I couldn't figure out where to null the of_node in error paths, but in testing
> >> we did put a line of code to null the of_node on release.
> >>
> >> but...
> >> As an aside,
> >> I was hoping this series would magically fix a problem
> >> with the imx6q-evi which has forced us to disable
> >> runtime power management. But it did not. :(
> > I also see a similar problem on a mx28 board with a hub.
> >
> > Does it help in your case if you pass 'usbcore.autosuspend=-1' in the
> > kernel command line?
> >
> > Regards,
> >
> > Fabio Estevam
> Thanks a million, Fabio!
>
> 'usbcore.autosuspend=-1' quiets the errors.
>
> ~joshua
>
If you are using imx6q, there are some patches which is not upstreamed
to workaround one SoC problem.
http://www.spinics.net/lists/linux-usb/msg98682.html
Try to implement the design for notify_suspend/resume at
drivers/usb/phy/phy-mxs-usb.c and drivers/usb/chipidea/host.c
You can refer to the code at:
http://git.freescale.com/git/cgit.cgi/imx/linux-2.6-imx.git/tree/?h=imx_4.1.15_1.0.0_ga
--
Best Regards,
Peter Chen
next prev parent reply other threads:[~2016-08-02 1:08 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-20 9:40 [PATCH v3 0/6] power: add power sequence library Peter Chen
2016-07-20 9:40 ` [PATCH v3 1/6] binding-doc: power: pwrseq-generic: add binding doc for generic " Peter Chen
2016-07-29 2:09 ` Peter Chen
2016-07-29 21:09 ` Rob Herring
2016-07-20 9:40 ` [PATCH v3 2/6] power: add " Peter Chen
[not found] ` <1469007629-31757-3-git-send-email-peter.chen-3arQi8VN3Tc@public.gmane.org>
2016-07-29 20:06 ` [v3,2/6] " Matthias Kaehlcke
2016-08-01 1:58 ` Peter Chen
2016-08-02 3:32 ` Peter Chen
2016-07-20 9:40 ` [PATCH v3 3/6] binding-doc: usb: usb-device: add optional properties for power sequence Peter Chen
2016-07-29 21:11 ` Rob Herring
2016-07-20 9:40 ` [PATCH v3 4/6] usb: core: add power sequence handling for USB devices Peter Chen
2016-07-27 16:25 ` Joshua Clayton
[not found] ` <5798E067.90207-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-07-28 1:45 ` Peter Chen
2016-07-28 16:18 ` Joshua Clayton
[not found] ` <1469007629-31757-1-git-send-email-peter.chen-3arQi8VN3Tc@public.gmane.org>
2016-07-20 9:40 ` [PATCH v3 5/6] usb: chipidea: let chipidea core device of_node equal's glue layer device of_node Peter Chen
[not found] ` <1469007629-31757-6-git-send-email-peter.chen-3arQi8VN3Tc@public.gmane.org>
2016-07-21 9:14 ` Russell King - ARM Linux
2016-07-21 9:20 ` Peter Chen
2016-07-21 9:41 ` Russell King - ARM Linux
2016-07-21 10:12 ` Peter Chen
2016-07-20 9:40 ` [PATCH v3 6/6] ARM: dts: imx6qdl-udoo.dtsi: fix onboard USB HUB property Peter Chen
2016-07-28 15:56 ` [PATCH v3 0/6] power: add power sequence library Joshua Clayton
2016-07-28 16:41 ` Fabio Estevam
[not found] ` <CAOMZO5Dv_X-u6qKqAWtysAqmMw91bVoAaRvnc81yUGDxbd27rA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-08-01 14:55 ` Joshua Clayton
[not found] ` <579F62CE.1050900-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-08-01 16:29 ` Fabio Estevam
2016-08-02 1:08 ` Peter Chen [this message]
2016-07-29 1:46 ` Peter Chen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20160802010812.GA26831@shlinux2 \
--to=hzpeterchen@gmail.com \
--cc=arnd@arndb.de \
--cc=dbaryshkov@gmail.com \
--cc=devicetree@vger.kernel.org \
--cc=dwmw2@infradead.org \
--cc=festevam@gmail.com \
--cc=k.kozlowski@samsung.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=mail@maciej.szmigiero.name \
--cc=mark.rutland@arm.com \
--cc=oscar@naiandei.net \
--cc=pawel.moll@arm.com \
--cc=peter.chen@nxp.com \
--cc=robh+dt@kernel.org \
--cc=s.hauer@pengutronix.de \
--cc=stephen.boyd@linaro.org \
--cc=stern@rowland.harvard.edu \
--cc=stillcompiling@gmail.com \
--cc=troy.kisky@boundarydevices.com \
--cc=ulf.hansson@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).