devicetree.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Luca Ceresoli <luca.ceresoli@bootlin.com>
To: Francesco Dolcini <francesco@dolcini.it>
Cc: devicetree@vger.kernel.org, festevam@gmail.com,
	gregkh@linuxfoundation.org, jun.li@nxp.com,
	kernel@pengutronix.de, linux-arm-kernel@lists.infradead.org,
	linux-imx@nxp.com, linux-kernel@vger.kernel.org,
	linux-usb@vger.kernel.org, peter.chen@nxp.com,
	robh+dt@kernel.org, s.hauer@pengutronix.de, shawnguo@kernel.org,
	Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
	francesco.dolcini@toradex.com
Subject: Re: [PATCH v2 2/3] usb: chipidea: imx: support disabling runtime-pm
Date: Fri, 5 May 2023 11:23:51 +0200	[thread overview]
Message-ID: <20230505112351.1c79f6b2@booty> (raw)
In-Reply-To: <ZFPiRvoF5l8uGzzZ@francesco-nb.int.toradex.com>

Hello Francesco,

On Thu, 4 May 2023 18:50:14 +0200
Francesco Dolcini <francesco@dolcini.it> wrote:

> Hello Luca,
> I guess your mail to Philippe bounced, let me try to answer since I am aware
> of the issue here.
> 
> On Thu, May 04, 2023 at 06:23:12PM +0200, Luca Ceresoli wrote:
> > I found this thread after several hours spent in debugging why USB host is
> > not detecting new devices on a custom board using the iMX6ULL Colibri
> > SoM.
> > 
> > My best workaround at the moment is:  
> We have the same workaround in our BSP since quite some time, see
> https://git.toradex.com/cgit/meta-toradex-bsp-common.git/tree/recipes-kernel/linux/linux-toradex-mainline-git/0002-drivers-chipidea-disable-runtime-pm-for-imx6ul.patch
> 
> > I haven't found any follow-up patches from you, so I'm wondering whether
> > you have made any progress on this issue.  
> You can find the latest discussion on that regard here
> https://lore.kernel.org/all/Y1vLpaxpc5WBCuGD@francesco-nb.int.toradex.com/

Thanks for this pointer! I have read the discussion and it was a bit
confusing, especially about whether the hardware can work at all.

Are you planning to continue on that work? I would be very glad to test
on product based on the i.MX6ULL Colibri module I am currently working
on.

Best regards,
Luca

-- 
Luca Ceresoli, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

  reply	other threads:[~2023-05-05  9:24 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-14 15:18 [PATCH v2 1/3] dt-bindings: usb: ci-hdrc-usb2: add property disable-runtime-pm Philippe Schenker
2020-07-14 15:18 ` [PATCH v2 2/3] usb: chipidea: imx: support disabling runtime-pm Philippe Schenker
2020-07-15  0:51   ` Peter Chen
2020-07-15 10:23     ` Philippe Schenker
2020-07-20  3:44       ` Peter Chen
2020-07-20  7:51         ` Philippe Schenker
2020-07-20  8:06           ` Peter Chen
2020-07-20 10:10             ` Philippe Schenker
2023-05-04 16:23               ` Luca Ceresoli
2023-05-04 16:50                 ` Francesco Dolcini
2023-05-05  9:23                   ` Luca Ceresoli [this message]
2023-05-05 10:58                     ` Francesco Dolcini
2023-05-05  9:49                   ` Jun Li
2023-05-05 10:06                     ` Luca Ceresoli
2023-05-05 11:00                       ` Francesco Dolcini
2023-05-06  9:02                         ` Jun Li
2023-05-08 11:17                           ` Francesco Dolcini
2023-05-08 11:53                             ` Jun Li
2023-05-08 14:35                               ` Francesco Dolcini
2023-05-08 13:17                             ` Luca Ceresoli
2023-05-29 10:18                               ` Luca Ceresoli
2023-05-30 11:22                                 ` Jun Li
2023-07-06 10:23                                   ` Francesco Dolcini
2023-07-17 16:45                                     ` Luca Ceresoli
2023-07-18  8:14                                       ` Francesco Dolcini
2023-07-18  8:31                                       ` [EXT] " Xu Yang
2023-07-18 12:25                                         ` Luca Ceresoli
2023-07-19 11:23                                           ` Xu Yang
2023-07-19 16:48                                             ` Luca Ceresoli
2023-07-20 10:13                                               ` Xu Yang
2023-07-20 12:49                                                 ` Luca Ceresoli
2023-07-21  2:06                                                   ` Xu Yang
     [not found]                                                     ` <20230721232750.0aea6e0f@booty>
     [not found]                                                       ` <DB7PR04MB450517AD9F25F47320835A5B8C03A@DB7PR04MB4505.eurprd04.prod.outlook.com>
2023-09-29 13:37                                                         ` Luca Ceresoli
2023-10-10 10:52                                                           ` Xu Yang
2020-07-14 15:18 ` [PATCH v2 3/3] ARM: dts: colibri-imx6ull: disable runtime pm Philippe Schenker
2020-07-16 19:24 ` [PATCH v2 1/3] dt-bindings: usb: ci-hdrc-usb2: add property disable-runtime-pm Rob Herring
2020-07-17  2:31   ` Peter Chen
2020-07-17 14:14     ` Rob Herring

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=20230505112351.1c79f6b2@booty \
    --to=luca.ceresoli@bootlin.com \
    --cc=devicetree@vger.kernel.org \
    --cc=festevam@gmail.com \
    --cc=francesco.dolcini@toradex.com \
    --cc=francesco@dolcini.it \
    --cc=gregkh@linuxfoundation.org \
    --cc=jun.li@nxp.com \
    --cc=kernel@pengutronix.de \
    --cc=krzysztof.kozlowski@linaro.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-imx@nxp.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-usb@vger.kernel.org \
    --cc=peter.chen@nxp.com \
    --cc=robh+dt@kernel.org \
    --cc=s.hauer@pengutronix.de \
    --cc=shawnguo@kernel.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).